🪐

GJ 9827 b

Exoplanet Records

📊Key Properties

Host Star

GJ 9827

Discovery

Transit

Year

2017

Period

1.21 day

Radius

1.44 Rearth

Mass

4.28 Mearth

Eq. Temp

1035.01 K

🧾Records(10 rows)

Record 1

Transit • 2017 • K2

🪐

▶All Properties

Property	Value	Description
ast_flag	0
cb_flag	0
dec	-1.29 deg
decstr	-01d17m07.24s	Dec [sexagesimal]
default_flag	1
disc_facility	K2	Discovery Facility
disc_instrument	Kepler CCD Array	Discovery Instrument
disc_locale	Space	Discovery Locale
disc_pubdate	2017-12	Discovery Publication Date
disc_refname	<a refstr=NIRAULA_ET_AL__2017 href=https://ui.adsabs.harvard.edu/abs/2017AJ....154..266N/abstract target=ref>Niraula et al. 2017</a>	Discovery Reference
disc_telescope	0.95 m Kepler Telescope	Discovery Telescope
disc_year	2017
discoverymethod	Transit	Discovery Method
dkin_flag	0
elat	2.08 deg
elon	351.93 deg
etv_flag	0
gaia_dr2_id	Gaia DR2 2643842302456085888	Gaia DR2 ID
gaia_dr3_id	Gaia DR3 2643842302456085888	Gaia DR3 ID
glat	-57.18 deg
glon	81.35 deg
hd_name	—	HD ID
hip_name	HIP 115752	HIP ID
hostname	GJ 9827	Host Name
htm20	-676985054
ima_flag	0
micro_flag	0
obm_flag	0
pl_bmasse	4.28 Mearth
pl_bmasseerr1	0.35 Mearth
pl_bmasseerr2	-0.33 Mearth
pl_bmasselim	0
pl_bmassestr	<div><span class="supersubNumber">4.28</span><span class="superscript">+0.35</span><span class="subscript">-0.33</span></div>	Planet Mass or Mass*sin(i) [Earth Mass]
pl_bmassj	0.01 Mjupiter
pl_bmassjerr1	1.10e-3 Mjupiter
pl_bmassjerr2	-1.04e-3 Mjupiter
pl_bmassjlim	0
pl_bmassjstr	<div><span class="supersubNumber">0.0135</span><span class="superscript">+0.0011</span><span class="subscript">-0.0010</span></div>	Planet Mass or Mass*sin(i) [Jupiter Mass]
pl_bmassprov	Mass	Planet Mass or Mass*sin(i) Provenance
pl_cmasse	—
pl_cmasseerr1	—
pl_cmasseerr2	—
pl_cmasselim	—
pl_cmassestr	—	Planet Mass*sin(i)/sin(i) [Earth Mass]
pl_cmassj	—
pl_cmassjerr1	—
pl_cmassjerr2	—
pl_cmassjlim	—
pl_cmassjstr	—	Planet Mass*sin(i)/sin(i) [Jupiter Mass]
pl_controv_flag	0
pl_dens	7.86 g/cm**3
pl_denserr1	1.47 g/cm**3
pl_denserr2	-1.47 g/cm**3
pl_denslim	0
pl_densstr	7.858±1.467	Planet Density [g/cm**3]
pl_eqt	1035.01 K
pl_eqterr1	29.07 K
pl_eqterr2	-29.07 K
pl_eqtlim	0
pl_eqtstr	1035.01±29.07	Equilibrium Temperature [K]
pl_imppar	0.30
pl_impparerr1	0.14
pl_impparerr2	-0.16
pl_impparlim	0
pl_impparstr	<div><span class="supersubNumber">0.30</span><span class="superscript">+0.14</span><span class="subscript">-0.16</span></div>	Impact Parameter
pl_insol	—
pl_insolerr1	—
pl_insolerr2	—
pl_insollim	—
pl_insolstr	—	Insolation Flux [Earth Flux]
pl_letter	b	Planet Letter
pl_masse	4.28 Mearth
pl_masseerr1	0.35 Mearth
pl_masseerr2	-0.33 Mearth
pl_masselim	0
pl_massestr	<div><span class="supersubNumber">4.28</span><span class="superscript">+0.35</span><span class="subscript">-0.33</span></div>	Planet Mass [Earth Mass]
pl_massj	0.01 Mjupiter
pl_massjerr1	1.10e-3 Mjupiter
pl_massjerr2	-1.04e-3 Mjupiter
pl_massjlim	0
pl_massjstr	<div><span class="supersubNumber">0.0135</span><span class="superscript">+0.0011</span><span class="subscript">-0.0010</span></div>	Planet Mass [Jupiter Mass]
pl_msinie	—
pl_msinieerr1	—
pl_msinieerr2	—
pl_msinielim	—
pl_msiniestr	—	Planet Mass*sin(i) [Earth Mass]
pl_msinij	—
pl_msinijerr1	—
pl_msinijerr2	—
pl_msinijlim	—
pl_msinijstr	—	Planet Mass*sin(i) [Jupiter Mass]
pl_name	GJ 9827 b	Planet Name
pl_ndispec	0
pl_nespec	0
pl_nnotes	2
pl_ntranspec	0
pl_occdep	—
pl_occdeperr1	—
pl_occdeperr2	—
pl_occdeplim	—
pl_occdepstr	—	Occultation Depth [%]
pl_orbeccen	—
pl_orbeccenerr1	—
pl_orbeccenerr2	—
pl_orbeccenlim	—
pl_orbeccenstr	—	Eccentricity
pl_orbincl	87.60 deg
pl_orbinclerr1	1.31 deg
pl_orbinclerr2	-1.27 deg
pl_orbincllim	0
pl_orbinclstr	<div><span class="supersubNumber">87.60</span><span class="superscript">+1.31</span><span class="subscript">-1.27</span></div>	Inclination [deg]
pl_orblper	—
pl_orblpererr1	—
pl_orblpererr2	—
pl_orblperlim	—
pl_orblperstr	—	Argument of Periastron [deg]
pl_orbper	1.21 day
pl_orbpererr1	1.00e-6 day
pl_orbpererr2	-1.00e-6 day
pl_orbperlim	0
pl_orbperstr	1.208974±0.000001	Orbital Period [day]
pl_orbsmax	0.02 au
pl_orbsmaxerr1	4.00e-4 au
pl_orbsmaxerr2	-4.00e-4 au
pl_orbsmaxlim	0
pl_orbsmaxstr	0.0189±0.0004	Orbit Semi-Major Axis [au]
pl_orbtper	2.46e6 day
pl_orbtpererr1	5.00e-4 day
pl_orbtpererr2	-5.00e-4 day
pl_orbtperlim	0
pl_orbtperstr	2457738.8259±0.0005	Epoch of Periastron [day]
pl_projobliq	—
pl_projobliqerr1	—
pl_projobliqerr2	—
pl_projobliqlim	—
pl_projobliqstr	—	Projected Obliquity [deg]
pl_pubdate	2024-01	Planetary Parameter Reference Publication Date
pl_rade	1.44 Rearth
pl_radeerr1	0.09 Rearth
pl_radeerr2	-0.07 Rearth
pl_radelim	0
pl_radestr	<div><span class="supersubNumber">1.44</span><span class="superscript">+0.09</span><span class="subscript">-0.07</span></div>	Planet Radius [Earth Radius]
pl_radj	0.13 Rjupiter
pl_radjerr1	8.03e-3 Rjupiter
pl_radjerr2	-6.24e-3 Rjupiter
pl_radjlim	0
pl_radjstr	<div><span class="supersubNumber">0.128</span><span class="superscript">+0.008</span><span class="subscript">-0.006</span></div>	Planet Radius [Jupiter Radius]
pl_ratdor	—
pl_ratdorerr1	—
pl_ratdorerr2	—
pl_ratdorlim	—
pl_ratdorstr	—	Ratio of Semi-Major Axis to Stellar Radius
pl_ratror	—
pl_ratrorerr1	—
pl_ratrorerr2	—
pl_ratrorlim	—
pl_ratrorstr	—	Ratio of Planet to Stellar Radius
pl_refname	<a refstr=PASSEGGER_ET_AL__2024 href=https://ui.adsabs.harvard.edu/abs/2024arXiv240106276P/abstract target=ref>Passegger et al. 2024</a>	Planetary Parameter Reference
pl_rvamp	3.53 m/s
pl_rvamperr1	0.22 m/s
pl_rvamperr2	-0.22 m/s
pl_rvamplim	0
pl_rvampstr	3.53±0.22	Radial Velocity Amplitude [m/s]
pl_trandep	—
pl_trandeperr1	—
pl_trandeperr2	—
pl_trandeplim	—
pl_trandepstr	—	Transit Depth [%]
pl_trandur	—
pl_trandurerr1	—
pl_trandurerr2	—
pl_trandurlim	—
pl_trandurstr	—	Transit Duration [hour]
pl_tranmid	2.46e6 day
pl_tranmiderr1	5.00e-4 day
pl_tranmiderr2	-5.00e-4 day
pl_tranmidlim	0
pl_tranmidstr	2457738.8259±0.0005	Time of Conjunction (Transit Midpoint) [day]
pl_trueobliq	—
pl_trueobliqerr1	—
pl_trueobliqerr2	—
pl_trueobliqlim	—
pl_trueobliqstr	—	True Obliquity [deg]
pl_tsystemref	BJD	Time Reference Frame and Standard
ptv_flag	0
pul_flag	0
ra	351.77 deg
rastr	23h27m05.23s	RA [sexagesimal]
releasedate	2025-01-09	Release Date
rowupdate	2025-01-09	Date of Last Update
rv_flag	1
soltype	Published Confirmed	Solution Type
st_age	5.46 Gyr
st_ageerr1	4.06 Gyr
st_ageerr2	-4.06 Gyr
st_agelim	0
st_agestr	5.465±4.058	Stellar Age [Gyr]
st_dens	—
st_denserr1	—
st_denserr2	—
st_denslim	—
st_densstr	—	Stellar Density [g/cm**3]
st_logg	4.72 log(cm/s**2)
st_loggerr1	0.01 log(cm/s**2)
st_loggerr2	-0.01 log(cm/s**2)
st_logglim	0
st_loggstr	4.719±0.013	Stellar Surface Gravity [log(cm/s**2)]
st_lum	—
st_lumerr1	—
st_lumerr2	—
st_lumlim	—
st_lumstr	—	Stellar Luminosity [log(Solar)]
st_mass	0.62 Msun
st_masserr1	0.04 Msun
st_masserr2	-0.04 Msun
st_masslim	0
st_massstr	0.62±0.04	Stellar Mass [Solar mass]
st_met	-0.29 dex
st_meterr1	0.03 dex
st_meterr2	-0.03 dex
st_metlim	0
st_metratio	[Fe/H]	Stellar Metallicity Ratio
st_metstr	-0.29±0.03	Stellar Metallicity [dex]
st_nphot	1
st_nrvc	0
st_nspec	0
st_rad	0.58 Rsun
st_raderr1	0.03 Rsun
st_raderr2	-0.03 Rsun
st_radlim	0
st_radstr	0.58±0.03	Stellar Radius [Solar Radius]
st_radv	—
st_radverr1	—
st_radverr2	—
st_radvlim	—
st_radvstr	—	Systemic Radial Velocity [km/s]
st_refname	<a refstr=PASSEGGER_ET_AL__2024 href=https://ui.adsabs.harvard.edu/abs/2024arXiv240106276P/abstract target=ref>Passegger et al. 2024</a>	Stellar Parameter Reference
st_rotp	28.16 day
st_rotperr1	3.38 day
st_rotperr2	-2.66 day
st_rotplim	0
st_rotpstr	<div><span class="supersubNumber">28.16</span><span class="superscript">+3.38</span><span class="subscript">-2.66</span></div>	Stellar Rotational Period [day]
st_spectype	K7 V	Spectral Type
st_teff	4236 K
st_tefferr1	12 K
st_tefferr2	-12 K
st_tefflim	0
st_teffstr	4236±12	Stellar Effective Temperature [K]
st_vsin	1.75 km/s
st_vsinerr1	—
st_vsinerr2	—
st_vsinlim	1
st_vsinstr	<1.75	Stellar Rotational Velocity [km/s]
sy_bmag	11.59 mag
sy_bmagerr1	0.03 mag
sy_bmagerr2	-0.03 mag
sy_bmagstr	11.588±0.034	B (Johnson) Magnitude
sy_dist	29.66 pc
sy_disterr1	0.05 pc
sy_disterr2	-0.05 pc
sy_diststr	<div><span class="supersubNumber">29.6610</span><span class="superscript">+0.0543</span><span class="subscript">-0.0541</span></div>	Distance [pc]
sy_gaiamag	9.84 mag
sy_gaiamagerr1	4.11e-4 mag
sy_gaiamagerr2	-4.11e-4 mag
sy_gaiamagstr	9.837730±0.000411	Gaia Magnitude
sy_gmag	11.16 mag
sy_gmagerr1	5.39e-4 mag
sy_gmagerr2	-5.39e-4 mag
sy_gmagstr	11.1637000±0.0005387	g (Sloan) Magnitude
sy_hmag	7.38 mag
sy_hmagerr1	0.04 mag
sy_hmagerr2	-0.04 mag
sy_hmagstr	7.379±0.042	H (2MASS) Magnitude
sy_icmag	—
sy_icmagerr1	—
sy_icmagerr2	—
sy_icmagstr	—	I (Cousins) Magnitude
sy_imag	13.17 mag
sy_imagerr1	8.79e-3 mag
sy_imagerr2	-8.79e-3 mag
sy_imagstr	13.1720000±0.0087852	i (Sloan) Magnitude
sy_jmag	7.98 mag
sy_jmagerr1	0.02 mag
sy_jmagerr2	-0.02 mag
sy_jmagstr	7.984±0.020	J (2MASS) Magnitude
sy_kepmag	10.28 mag
sy_kepmagerr1	—
sy_kepmagerr2	—
sy_kepmagstr	10.277	Kepler Magnitude
sy_kmag	7.19 mag
sy_kmagerr1	0.02 mag
sy_kmagerr2	-0.02 mag
sy_kmagstr	7.193±0.024	Ks (2MASS) Magnitude
sy_mnum	0
sy_plx	33.69 mas
sy_plxerr1	0.06 mas
sy_plxerr2	-0.06 mas
sy_plxstr	33.6855000±0.0611343	Parallax [mas]
sy_pm	433.68 mas/yr
sy_pmdec	216.07 mas/yr
sy_pmdecerr1	0.07 mas/yr
sy_pmdecerr2	-0.07 mas/yr
sy_pmdecstr	216.0710000±0.0703346	Proper Motion (Dec) [mas/yr]
sy_pmerr1	0.09 mas/yr
sy_pmerr2	-0.09 mas/yr
sy_pmra	376.02 mas/yr
sy_pmraerr1	0.09 mas/yr
sy_pmraerr2	-0.09 mas/yr
sy_pmrastr	376.0190000±0.0944988	Proper Motion (RA) [mas/yr]
sy_pmstr	433.6784124±0.0891140	Total Proper Motion [mas/yr]
sy_pnum	3
sy_refname	<a refstr=STASSUN_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....158..138S/abstract target=ref>TICv8</a>	System Parameter Reference
sy_rmag	9.90 mag
sy_rmagerr1	3.78e-4 mag
sy_rmagerr2	-3.78e-4 mag
sy_rmagstr	9.9025700±0.0003783	r (Sloan) Magnitude
sy_snum	1
sy_tmag	9.07 mag
sy_tmagerr1	6.00e-3 mag
sy_tmagerr2	-6.00e-3 mag
sy_tmagstr	9.0684±0.0060	TESS Magnitude
sy_umag	14.71 mag
sy_umagerr1	5.91e-3 mag
sy_umagerr2	-5.91e-3 mag
sy_umagstr	14.7056000±0.0059104	u (Sloan) Magnitude
sy_vmag	10.37 mag
sy_vmagerr1	0.03 mag
sy_vmagerr2	-0.03 mag
sy_vmagstr	10.37±0.03	V (Johnson) Magnitude
sy_w1mag	—
sy_w1magerr1	—
sy_w1magerr2	—
sy_w1magstr	—	W1 (WISE) Magnitude
sy_w2mag	—
sy_w2magerr1	—
sy_w2magerr2	—
sy_w2magstr	—	W2 (WISE) Magnitude
sy_w3mag	—
sy_w3magerr1	—
sy_w3magerr2	—
sy_w3magstr	—	W3 (WISE) Magnitude
sy_w4mag	—
sy_w4magerr1	—
sy_w4magerr2	—
sy_w4magstr	—	W4 (WISE) Magnitude
sy_zmag	9.85 mag
sy_zmagerr1	1.21e-3 mag
sy_zmagerr2	-1.21e-3 mag
sy_zmagstr	9.8503900±0.0012146	z (Sloan) Magnitude
tic_id	TIC 301289516	TIC ID
tran_flag	1
ttv_flag	0
x	0.99
y	-0.14
z	-0.02

Record 2

Transit • 2017 • K2

🪐

▶All Properties

Property	Value	Description
ast_flag	0
cb_flag	0
dec	-1.29 deg
decstr	-01d17m07.24s	Dec [sexagesimal]
default_flag	0
disc_facility	K2	Discovery Facility
disc_instrument	Kepler CCD Array	Discovery Instrument
disc_locale	Space	Discovery Locale
disc_pubdate	2017-12	Discovery Publication Date
disc_refname	<a refstr=NIRAULA_ET_AL__2017 href=https://ui.adsabs.harvard.edu/abs/2017AJ....154..266N/abstract target=ref>Niraula et al. 2017</a>	Discovery Reference
disc_telescope	0.95 m Kepler Telescope	Discovery Telescope
disc_year	2017
discoverymethod	Transit	Discovery Method
dkin_flag	0
elat	2.08 deg
elon	351.93 deg
etv_flag	0
gaia_dr2_id	Gaia DR2 2643842302456085888	Gaia DR2 ID
gaia_dr3_id	Gaia DR3 2643842302456085888	Gaia DR3 ID
glat	-57.18 deg
glon	81.35 deg
hd_name	—	HD ID
hip_name	HIP 115752	HIP ID
hostname	GJ 9827	Host Name
htm20	-676985054
ima_flag	0
micro_flag	0
obm_flag	0
pl_bmasse	4.87 Mearth
pl_bmasseerr1	0.37 Mearth
pl_bmasseerr2	-0.37 Mearth
pl_bmasselim	0
pl_bmassestr	4.87±0.37	Planet Mass or Mass*sin(i) [Earth Mass]
pl_bmassj	0.02 Mjupiter
pl_bmassjerr1	1.16e-3 Mjupiter
pl_bmassjerr2	-1.16e-3 Mjupiter
pl_bmassjlim	0
pl_bmassjstr	0.0153±0.0012	Planet Mass or Mass*sin(i) [Jupiter Mass]
pl_bmassprov	Mass	Planet Mass or Mass*sin(i) Provenance
pl_cmasse	—
pl_cmasseerr1	—
pl_cmasseerr2	—
pl_cmasselim	—
pl_cmassestr	—	Planet Mass*sin(i)/sin(i) [Earth Mass]
pl_cmassj	—
pl_cmassjerr1	—
pl_cmassjerr2	—
pl_cmassjlim	—
pl_cmassjstr	—	Planet Mass*sin(i)/sin(i) [Jupiter Mass]
pl_controv_flag	0
pl_dens	7.47 g/cm**3
pl_denserr1	1.10 g/cm**3
pl_denserr2	-0.95 g/cm**3
pl_denslim	0
pl_densstr	<div><span class="supersubNumber">7.47</span><span class="superscript">+1.10</span><span class="subscript">-0.95</span></div>	Planet Density [g/cm**3]
pl_eqt	1055 K
pl_eqterr1	21 K
pl_eqterr2	-21 K
pl_eqtlim	0
pl_eqtstr	1055.0±21.0	Equilibrium Temperature [K]
pl_imppar	—
pl_impparerr1	—
pl_impparerr2	—
pl_impparlim	—
pl_impparstr	—	Impact Parameter
pl_insol	294 Searth
pl_insolerr1	24 Searth
pl_insolerr2	-24 Searth
pl_insollim	0
pl_insolstr	294.0±24.0	Insolation Flux [Earth Flux]
pl_letter	b	Planet Letter
pl_masse	4.87 Mearth
pl_masseerr1	0.37 Mearth
pl_masseerr2	-0.37 Mearth
pl_masselim	0
pl_massestr	4.87±0.37	Planet Mass [Earth Mass]
pl_massj	0.02 Mjupiter
pl_massjerr1	1.16e-3 Mjupiter
pl_massjerr2	-1.16e-3 Mjupiter
pl_massjlim	0
pl_massjstr	0.0153±0.0012	Planet Mass [Jupiter Mass]
pl_msinie	—
pl_msinieerr1	—
pl_msinieerr2	—
pl_msinielim	—
pl_msiniestr	—	Planet Mass*sin(i) [Earth Mass]
pl_msinij	—
pl_msinijerr1	—
pl_msinijerr2	—
pl_msinijlim	—
pl_msinijstr	—	Planet Mass*sin(i) [Jupiter Mass]
pl_name	GJ 9827 b	Planet Name
pl_ndispec	0
pl_nespec	0
pl_nnotes	2
pl_ntranspec	0
pl_occdep	—
pl_occdeperr1	—
pl_occdeperr2	—
pl_occdeplim	—
pl_occdepstr	—	Occultation Depth [%]
pl_orbeccen	—
pl_orbeccenerr1	—
pl_orbeccenerr2	—
pl_orbeccenlim	—
pl_orbeccenstr	—	Eccentricity
pl_orbincl	—
pl_orbinclerr1	—
pl_orbinclerr2	—
pl_orbincllim	—
pl_orbinclstr	—	Inclination [deg]
pl_orblper	—
pl_orblpererr1	—
pl_orblpererr2	—
pl_orblperlim	—
pl_orblperstr	—	Argument of Periastron [deg]
pl_orbper	1.21 day
pl_orbpererr1	2.30e-6 day
pl_orbpererr2	-2.30e-6 day
pl_orbperlim	0
pl_orbperstr	1.2089765±0.0000023	Orbital Period [day]
pl_orbsmax	—
pl_orbsmaxerr1	—
pl_orbsmaxerr2	—
pl_orbsmaxlim	—
pl_orbsmaxstr	—	Orbit Semi-Major Axis [au]
pl_orbtper	—
pl_orbtpererr1	—
pl_orbtpererr2	—
pl_orbtperlim	—
pl_orbtperstr	—	Epoch of Periastron [day]
pl_projobliq	—
pl_projobliqerr1	—
pl_projobliqerr2	—
pl_projobliqlim	—
pl_projobliqstr	—	Projected Obliquity [deg]
pl_pubdate	2025-06	Planetary Parameter Reference Publication Date
pl_rade	1.53 Rearth
pl_radeerr1	0.06 Rearth
pl_radeerr2	-0.06 Rearth
pl_radelim	0
pl_radestr	1.52900±0.05787	Planet Radius [Earth Radius]
pl_radj	0.14 Rjupiter
pl_radjerr1	5.16e-3 Rjupiter
pl_radjerr2	-5.16e-3 Rjupiter
pl_radjlim	0
pl_radjstr	0.136408±0.005163	Planet Radius [Jupiter Radius]
pl_ratdor	—
pl_ratdorerr1	—
pl_ratdorerr2	—
pl_ratdorlim	—
pl_ratdorstr	—	Ratio of Semi-Major Axis to Stellar Radius
pl_ratror	—
pl_ratrorerr1	—
pl_ratrorerr2	—
pl_ratrorlim	—
pl_ratrorstr	—	Ratio of Planet to Stellar Radius
pl_refname	<a refstr=HOWARD_ET_AL__2025 href=https://ui.adsabs.harvard.edu/abs/2025ApJS..278...52H/abstract target=ref>Howard et al. 2025</a>	Planetary Parameter Reference
pl_rvamp	—
pl_rvamperr1	—
pl_rvamperr2	—
pl_rvamplim	—
pl_rvampstr	—	Radial Velocity Amplitude [m/s]
pl_trandep	—
pl_trandeperr1	—
pl_trandeperr2	—
pl_trandeplim	—
pl_trandepstr	—	Transit Depth [%]
pl_trandur	—
pl_trandurerr1	—
pl_trandurerr2	—
pl_trandurlim	—
pl_trandurstr	—	Transit Duration [hour]
pl_tranmid	2.46e6 day
pl_tranmiderr1	2.60e-4 day
pl_tranmiderr2	-2.60e-4 day
pl_tranmidlim	0
pl_tranmidstr	2457738.82586±0.00026	Time of Conjunction (Transit Midpoint) [day]
pl_trueobliq	—
pl_trueobliqerr1	—
pl_trueobliqerr2	—
pl_trueobliqlim	—
pl_trueobliqstr	—	True Obliquity [deg]
pl_tsystemref	BJD	Time Reference Frame and Standard
ptv_flag	0
pul_flag	0
ra	351.77 deg
rastr	23h27m05.23s	RA [sexagesimal]
releasedate	2025-09-17	Release Date
rowupdate	2025-09-17	Date of Last Update
rv_flag	1
soltype	Published Confirmed	Solution Type
st_age	—
st_ageerr1	—
st_ageerr2	—
st_agelim	—
st_agestr	—	Stellar Age [Gyr]
st_dens	—
st_denserr1	—
st_denserr2	—
st_denslim	—
st_densstr	—	Stellar Density [g/cm**3]
st_logg	4.68 log(cm/s**2)
st_loggerr1	0.02 log(cm/s**2)
st_loggerr2	-0.02 log(cm/s**2)
st_logglim	0
st_loggstr	4.682±0.021	Stellar Surface Gravity [log(cm/s**2)]
st_lum	—
st_lumerr1	—
st_lumerr2	—
st_lumlim	—
st_lumstr	—	Stellar Luminosity [log(Solar)]
st_mass	0.59 Msun
st_masserr1	0.02 Msun
st_masserr2	-0.02 Msun
st_masslim	0
st_massstr	0.593±0.018	Stellar Mass [Solar mass]
st_met	-0.26 dex
st_meterr1	0.08 dex
st_meterr2	-0.08 dex
st_metlim	0
st_metratio	[Fe/H]	Stellar Metallicity Ratio
st_metstr	-0.26±0.08	Stellar Metallicity [dex]
st_nphot	1
st_nrvc	0
st_nspec	0
st_rad	0.58 Rsun
st_raderr1	0.02 Rsun
st_raderr2	-0.02 Rsun
st_radlim	0
st_radstr	0.579±0.018	Stellar Radius [Solar Radius]
st_radv	—
st_radverr1	—
st_radverr2	—
st_radvlim	—
st_radvstr	—	Systemic Radial Velocity [km/s]
st_refname	<a refstr=HOWARD_ET_AL__2025 href=https://ui.adsabs.harvard.edu/abs/2025ApJS..278...52H/abstract target=ref>Howard et al. 2025</a>	Stellar Parameter Reference
st_rotp	—
st_rotperr1	—
st_rotperr2	—
st_rotplim	—
st_rotpstr	—	Stellar Rotational Period [day]
st_spectype	—	Spectral Type
st_teff	4294 K
st_tefferr1	52 K
st_tefferr2	-52 K
st_tefflim	0
st_teffstr	4294.0±52.0	Stellar Effective Temperature [K]
st_vsin	2.43 km/s
st_vsinerr1	1 km/s
st_vsinerr2	-1 km/s
st_vsinlim	0
st_vsinstr	2.43±1.00	Stellar Rotational Velocity [km/s]
sy_bmag	11.59 mag
sy_bmagerr1	0.03 mag
sy_bmagerr2	-0.03 mag
sy_bmagstr	11.588±0.034	B (Johnson) Magnitude
sy_dist	29.66 pc
sy_disterr1	0.05 pc
sy_disterr2	-0.05 pc
sy_diststr	<div><span class="supersubNumber">29.6610</span><span class="superscript">+0.0543</span><span class="subscript">-0.0541</span></div>	Distance [pc]
sy_gaiamag	9.84 mag
sy_gaiamagerr1	4.11e-4 mag
sy_gaiamagerr2	-4.11e-4 mag
sy_gaiamagstr	9.837730±0.000411	Gaia Magnitude
sy_gmag	11.16 mag
sy_gmagerr1	5.39e-4 mag
sy_gmagerr2	-5.39e-4 mag
sy_gmagstr	11.1637000±0.0005387	g (Sloan) Magnitude
sy_hmag	7.38 mag
sy_hmagerr1	0.04 mag
sy_hmagerr2	-0.04 mag
sy_hmagstr	7.379±0.042	H (2MASS) Magnitude
sy_icmag	—
sy_icmagerr1	—
sy_icmagerr2	—
sy_icmagstr	—	I (Cousins) Magnitude
sy_imag	13.17 mag
sy_imagerr1	8.79e-3 mag
sy_imagerr2	-8.79e-3 mag
sy_imagstr	13.1720000±0.0087852	i (Sloan) Magnitude
sy_jmag	7.98 mag
sy_jmagerr1	0.02 mag
sy_jmagerr2	-0.02 mag
sy_jmagstr	7.984±0.020	J (2MASS) Magnitude
sy_kepmag	10.28 mag
sy_kepmagerr1	—
sy_kepmagerr2	—
sy_kepmagstr	10.277	Kepler Magnitude
sy_kmag	7.19 mag
sy_kmagerr1	0.02 mag
sy_kmagerr2	-0.02 mag
sy_kmagstr	7.193±0.024	Ks (2MASS) Magnitude
sy_mnum	0
sy_plx	33.69 mas
sy_plxerr1	0.06 mas
sy_plxerr2	-0.06 mas
sy_plxstr	33.6855000±0.0611343	Parallax [mas]
sy_pm	433.68 mas/yr
sy_pmdec	216.07 mas/yr
sy_pmdecerr1	0.07 mas/yr
sy_pmdecerr2	-0.07 mas/yr
sy_pmdecstr	216.0710000±0.0703346	Proper Motion (Dec) [mas/yr]
sy_pmerr1	0.09 mas/yr
sy_pmerr2	-0.09 mas/yr
sy_pmra	376.02 mas/yr
sy_pmraerr1	0.09 mas/yr
sy_pmraerr2	-0.09 mas/yr
sy_pmrastr	376.0190000±0.0944988	Proper Motion (RA) [mas/yr]
sy_pmstr	433.6784124±0.0891140	Total Proper Motion [mas/yr]
sy_pnum	3
sy_refname	<a refstr=STASSUN_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....158..138S/abstract target=ref>TICv8</a>	System Parameter Reference
sy_rmag	9.90 mag
sy_rmagerr1	3.78e-4 mag
sy_rmagerr2	-3.78e-4 mag
sy_rmagstr	9.9025700±0.0003783	r (Sloan) Magnitude
sy_snum	1
sy_tmag	9.07 mag
sy_tmagerr1	6.00e-3 mag
sy_tmagerr2	-6.00e-3 mag
sy_tmagstr	9.0684±0.0060	TESS Magnitude
sy_umag	14.71 mag
sy_umagerr1	5.91e-3 mag
sy_umagerr2	-5.91e-3 mag
sy_umagstr	14.7056000±0.0059104	u (Sloan) Magnitude
sy_vmag	10.37 mag
sy_vmagerr1	0.03 mag
sy_vmagerr2	-0.03 mag
sy_vmagstr	10.37±0.03	V (Johnson) Magnitude
sy_w1mag	—
sy_w1magerr1	—
sy_w1magerr2	—
sy_w1magstr	—	W1 (WISE) Magnitude
sy_w2mag	—
sy_w2magerr1	—
sy_w2magerr2	—
sy_w2magstr	—	W2 (WISE) Magnitude
sy_w3mag	—
sy_w3magerr1	—
sy_w3magerr2	—
sy_w3magstr	—	W3 (WISE) Magnitude
sy_w4mag	—
sy_w4magerr1	—
sy_w4magerr2	—
sy_w4magstr	—	W4 (WISE) Magnitude
sy_zmag	9.85 mag
sy_zmagerr1	1.21e-3 mag
sy_zmagerr2	-1.21e-3 mag
sy_zmagstr	9.8503900±0.0012146	z (Sloan) Magnitude
tic_id	TIC 301289516	TIC ID
tran_flag	1
ttv_flag	0
x	0.99
y	-0.14
z	-0.02

Record 3

Transit • 2017 • K2

🪐

▶All Properties

Property	Value	Description
ast_flag	0
cb_flag	0
dec	-1.29 deg
decstr	-01d17m07.24s	Dec [sexagesimal]
default_flag	0
disc_facility	K2	Discovery Facility
disc_instrument	Kepler CCD Array	Discovery Instrument
disc_locale	Space	Discovery Locale
disc_pubdate	2017-12	Discovery Publication Date
disc_refname	<a refstr=NIRAULA_ET_AL__2017 href=https://ui.adsabs.harvard.edu/abs/2017AJ....154..266N/abstract target=ref>Niraula et al. 2017</a>	Discovery Reference
disc_telescope	0.95 m Kepler Telescope	Discovery Telescope
disc_year	2017
discoverymethod	Transit	Discovery Method
dkin_flag	0
elat	2.08 deg
elon	351.93 deg
etv_flag	0
gaia_dr2_id	Gaia DR2 2643842302456085888	Gaia DR2 ID
gaia_dr3_id	Gaia DR3 2643842302456085888	Gaia DR3 ID
glat	-57.18 deg
glon	81.35 deg
hd_name	—	HD ID
hip_name	HIP 115752	HIP ID
hostname	GJ 9827	Host Name
htm20	-676985054
ima_flag	0
micro_flag	0
obm_flag	0
pl_bmasse	—
pl_bmasseerr1	—
pl_bmasseerr2	—
pl_bmasselim	—
pl_bmassestr	—	Planet Mass or Mass*sin(i) [Earth Mass]
pl_bmassj	—
pl_bmassjerr1	—
pl_bmassjerr2	—
pl_bmassjlim	—
pl_bmassjstr	—	Planet Mass or Mass*sin(i) [Jupiter Mass]
pl_bmassprov	—	Planet Mass or Mass*sin(i) Provenance
pl_cmasse	—
pl_cmasseerr1	—
pl_cmasseerr2	—
pl_cmasselim	—
pl_cmassestr	—	Planet Mass*sin(i)/sin(i) [Earth Mass]
pl_cmassj	—
pl_cmassjerr1	—
pl_cmassjerr2	—
pl_cmassjlim	—
pl_cmassjstr	—	Planet Mass*sin(i)/sin(i) [Jupiter Mass]
pl_controv_flag	0
pl_dens	—
pl_denserr1	—
pl_denserr2	—
pl_denslim	—
pl_densstr	—	Planet Density [g/cm**3]
pl_eqt	—
pl_eqterr1	—
pl_eqterr2	—
pl_eqtlim	—
pl_eqtstr	—	Equilibrium Temperature [K]
pl_imppar	—
pl_impparerr1	—
pl_impparerr2	—
pl_impparlim	—
pl_impparstr	—	Impact Parameter
pl_insol	—
pl_insolerr1	—
pl_insolerr2	—
pl_insollim	—
pl_insolstr	—	Insolation Flux [Earth Flux]
pl_letter	b	Planet Letter
pl_masse	—
pl_masseerr1	—
pl_masseerr2	—
pl_masselim	—
pl_massestr	—	Planet Mass [Earth Mass]
pl_massj	—
pl_massjerr1	—
pl_massjerr2	—
pl_massjlim	—
pl_massjstr	—	Planet Mass [Jupiter Mass]
pl_msinie	—
pl_msinieerr1	—
pl_msinieerr2	—
pl_msinielim	—
pl_msiniestr	—	Planet Mass*sin(i) [Earth Mass]
pl_msinij	—
pl_msinijerr1	—
pl_msinijerr2	—
pl_msinijlim	—
pl_msinijstr	—	Planet Mass*sin(i) [Jupiter Mass]
pl_name	GJ 9827 b	Planet Name
pl_ndispec	0
pl_nespec	0
pl_nnotes	2
pl_ntranspec	0
pl_occdep	—
pl_occdeperr1	—
pl_occdeperr2	—
pl_occdeplim	—
pl_occdepstr	—	Occultation Depth [%]
pl_orbeccen	—
pl_orbeccenerr1	—
pl_orbeccenerr2	—
pl_orbeccenlim	—
pl_orbeccenstr	—	Eccentricity
pl_orbincl	86.10 deg
pl_orbinclerr1	0.40 deg
pl_orbinclerr2	-0.30 deg
pl_orbincllim	0
pl_orbinclstr	<div><span class="supersubNumber">86.1</span><span class="superscript">+0.4</span><span class="subscript">-0.3</span></div>	Inclination [deg]
pl_orblper	—
pl_orblpererr1	—
pl_orblpererr2	—
pl_orblperlim	—
pl_orblperstr	—	Argument of Periastron [deg]
pl_orbper	1.21 day
pl_orbpererr1	1.00e-6 day
pl_orbpererr2	-1.00e-6 day
pl_orbperlim	0
pl_orbperstr	1.2089749±0.0000010	Orbital Period [day]
pl_orbsmax	—
pl_orbsmaxerr1	—
pl_orbsmaxerr2	—
pl_orbsmaxlim	—
pl_orbsmaxstr	—	Orbit Semi-Major Axis [au]
pl_orbtper	—
pl_orbtpererr1	—
pl_orbtpererr2	—
pl_orbtperlim	—
pl_orbtperstr	—	Epoch of Periastron [day]
pl_projobliq	—
pl_projobliqerr1	—
pl_projobliqerr2	—
pl_projobliqlim	—
pl_projobliqstr	—	Projected Obliquity [deg]
pl_pubdate	2023-03	Planetary Parameter Reference Publication Date
pl_rade	—
pl_radeerr1	—
pl_radeerr2	—
pl_radelim	—
pl_radestr	—	Planet Radius [Earth Radius]
pl_radj	—
pl_radjerr1	—
pl_radjerr2	—
pl_radjlim	—
pl_radjstr	—	Planet Radius [Jupiter Radius]
pl_ratdor	6.72
pl_ratdorerr1	0.08
pl_ratdorerr2	-0.09
pl_ratdorlim	0
pl_ratdorstr	<div><span class="supersubNumber">6.72</span><span class="superscript">+0.08</span><span class="subscript">-0.09</span></div>	Ratio of Semi-Major Axis to Stellar Radius
pl_ratror	0.02
pl_ratrorerr1	4.00e-4
pl_ratrorerr2	-4.00e-4
pl_ratrorlim	0
pl_ratrorstr	0.0240±0.0004	Ratio of Planet to Stellar Radius
pl_refname	<a refstr=KOKORI_ET_AL__2023 href=https://ui.adsabs.harvard.edu/abs/2023ApJS..265....4K/abstract target=ref>Kokori et al. 2023</a>	Planetary Parameter Reference
pl_rvamp	—
pl_rvamperr1	—
pl_rvamperr2	—
pl_rvamplim	—
pl_rvampstr	—	Radial Velocity Amplitude [m/s]
pl_trandep	—
pl_trandeperr1	—
pl_trandeperr2	—
pl_trandeplim	—
pl_trandepstr	—	Transit Depth [%]
pl_trandur	—
pl_trandurerr1	—
pl_trandurerr2	—
pl_trandurlim	—
pl_trandurstr	—	Transit Duration [hour]
pl_tranmid	2.46e6 day
pl_tranmiderr1	2.60e-4 day
pl_tranmiderr2	-2.60e-4 day
pl_tranmidlim	0
pl_tranmidstr	2457831.91720±0.00026	Time of Conjunction (Transit Midpoint) [day]
pl_trueobliq	—
pl_trueobliqerr1	—
pl_trueobliqerr2	—
pl_trueobliqlim	—
pl_trueobliqstr	—	True Obliquity [deg]
pl_tsystemref	BJD-TDB	Time Reference Frame and Standard
ptv_flag	0
pul_flag	0
ra	351.77 deg
rastr	23h27m05.23s	RA [sexagesimal]
releasedate	2024-03-04	Release Date
rowupdate	2024-03-04	Date of Last Update
rv_flag	1
soltype	Published Confirmed	Solution Type
st_age	—
st_ageerr1	—
st_ageerr2	—
st_agelim	—
st_agestr	—	Stellar Age [Gyr]
st_dens	—
st_denserr1	—
st_denserr2	—
st_denslim	—
st_densstr	—	Stellar Density [g/cm**3]
st_logg	4.70 log(cm/s**2)
st_loggerr1	0.15 log(cm/s**2)
st_loggerr2	-0.15 log(cm/s**2)
st_logglim	0
st_loggstr	4.70±0.15	Stellar Surface Gravity [log(cm/s**2)]
st_lum	—
st_lumerr1	—
st_lumerr2	—
st_lumlim	—
st_lumstr	—	Stellar Luminosity [log(Solar)]
st_mass	0.66 Msun
st_masserr1	0.06 Msun
st_masserr2	-0.06 Msun
st_masslim	0
st_massstr	0.659±0.060	Stellar Mass [Solar mass]
st_met	-0.28 dex
st_meterr1	0.12 dex
st_meterr2	-0.12 dex
st_metlim	0
st_metratio	[Fe/H]	Stellar Metallicity Ratio
st_metstr	-0.28±0.12	Stellar Metallicity [dex]
st_nphot	1
st_nrvc	0
st_nspec	0
st_rad	0.65 Rsun
st_raderr1	0.07 Rsun
st_raderr2	-0.07 Rsun
st_radlim	0
st_radstr	0.651±0.065	Stellar Radius [Solar Radius]
st_radv	—
st_radverr1	—
st_radverr2	—
st_radvlim	—
st_radvstr	—	Systemic Radial Velocity [km/s]
st_refname	<a refstr=NIRAULA_ET_AL__2017 href=https://ui.adsabs.harvard.edu/abs/2017AJ....154..266N/abstract target=ref>Niraula et al. 2017</a>	Stellar Parameter Reference
st_rotp	16.90 day
st_rotperr1	1.80 day
st_rotperr2	-1.80 day
st_rotplim	0
st_rotpstr	16.9±1.8	Stellar Rotational Period [day]
st_spectype	K6 V	Spectral Type
st_teff	4255 K
st_tefferr1	110 K
st_tefferr2	-110 K
st_tefflim	0
st_teffstr	4255±110	Stellar Effective Temperature [K]
st_vsin	2 km/s
st_vsinerr1	1 km/s
st_vsinerr2	-1 km/s
st_vsinlim	0
st_vsinstr	2±1	Stellar Rotational Velocity [km/s]
sy_bmag	11.59 mag
sy_bmagerr1	0.03 mag
sy_bmagerr2	-0.03 mag
sy_bmagstr	11.588±0.034	B (Johnson) Magnitude
sy_dist	29.66 pc
sy_disterr1	0.05 pc
sy_disterr2	-0.05 pc
sy_diststr	<div><span class="supersubNumber">29.6610</span><span class="superscript">+0.0543</span><span class="subscript">-0.0541</span></div>	Distance [pc]
sy_gaiamag	9.84 mag
sy_gaiamagerr1	4.11e-4 mag
sy_gaiamagerr2	-4.11e-4 mag
sy_gaiamagstr	9.837730±0.000411	Gaia Magnitude
sy_gmag	11.16 mag
sy_gmagerr1	5.39e-4 mag
sy_gmagerr2	-5.39e-4 mag
sy_gmagstr	11.1637000±0.0005387	g (Sloan) Magnitude
sy_hmag	7.38 mag
sy_hmagerr1	0.04 mag
sy_hmagerr2	-0.04 mag
sy_hmagstr	7.379±0.042	H (2MASS) Magnitude
sy_icmag	—
sy_icmagerr1	—
sy_icmagerr2	—
sy_icmagstr	—	I (Cousins) Magnitude
sy_imag	13.17 mag
sy_imagerr1	8.79e-3 mag
sy_imagerr2	-8.79e-3 mag
sy_imagstr	13.1720000±0.0087852	i (Sloan) Magnitude
sy_jmag	7.98 mag
sy_jmagerr1	0.02 mag
sy_jmagerr2	-0.02 mag
sy_jmagstr	7.984±0.020	J (2MASS) Magnitude
sy_kepmag	10.28 mag
sy_kepmagerr1	—
sy_kepmagerr2	—
sy_kepmagstr	10.277	Kepler Magnitude
sy_kmag	7.19 mag
sy_kmagerr1	0.02 mag
sy_kmagerr2	-0.02 mag
sy_kmagstr	7.193±0.024	Ks (2MASS) Magnitude
sy_mnum	0
sy_plx	33.69 mas
sy_plxerr1	0.06 mas
sy_plxerr2	-0.06 mas
sy_plxstr	33.6855000±0.0611343	Parallax [mas]
sy_pm	433.68 mas/yr
sy_pmdec	216.07 mas/yr
sy_pmdecerr1	0.07 mas/yr
sy_pmdecerr2	-0.07 mas/yr
sy_pmdecstr	216.0710000±0.0703346	Proper Motion (Dec) [mas/yr]
sy_pmerr1	0.09 mas/yr
sy_pmerr2	-0.09 mas/yr
sy_pmra	376.02 mas/yr
sy_pmraerr1	0.09 mas/yr
sy_pmraerr2	-0.09 mas/yr
sy_pmrastr	376.0190000±0.0944988	Proper Motion (RA) [mas/yr]
sy_pmstr	433.6784124±0.0891140	Total Proper Motion [mas/yr]
sy_pnum	3
sy_refname	<a refstr=STASSUN_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....158..138S/abstract target=ref>TICv8</a>	System Parameter Reference
sy_rmag	9.90 mag
sy_rmagerr1	3.78e-4 mag
sy_rmagerr2	-3.78e-4 mag
sy_rmagstr	9.9025700±0.0003783	r (Sloan) Magnitude
sy_snum	1
sy_tmag	9.07 mag
sy_tmagerr1	6.00e-3 mag
sy_tmagerr2	-6.00e-3 mag
sy_tmagstr	9.0684±0.0060	TESS Magnitude
sy_umag	14.71 mag
sy_umagerr1	5.91e-3 mag
sy_umagerr2	-5.91e-3 mag
sy_umagstr	14.7056000±0.0059104	u (Sloan) Magnitude
sy_vmag	10.37 mag
sy_vmagerr1	0.03 mag
sy_vmagerr2	-0.03 mag
sy_vmagstr	10.37±0.03	V (Johnson) Magnitude
sy_w1mag	—
sy_w1magerr1	—
sy_w1magerr2	—
sy_w1magstr	—	W1 (WISE) Magnitude
sy_w2mag	—
sy_w2magerr1	—
sy_w2magerr2	—
sy_w2magstr	—	W2 (WISE) Magnitude
sy_w3mag	—
sy_w3magerr1	—
sy_w3magerr2	—
sy_w3magstr	—	W3 (WISE) Magnitude
sy_w4mag	—
sy_w4magerr1	—
sy_w4magerr2	—
sy_w4magstr	—	W4 (WISE) Magnitude
sy_zmag	9.85 mag
sy_zmagerr1	1.21e-3 mag
sy_zmagerr2	-1.21e-3 mag
sy_zmagstr	9.8503900±0.0012146	z (Sloan) Magnitude
tic_id	TIC 301289516	TIC ID
tran_flag	1
ttv_flag	0
x	0.99
y	-0.14
z	-0.02

Record 4

Transit • 2017 • K2

🪐

▶All Properties

Property	Value	Description
ast_flag	0
cb_flag	0
dec	-1.29 deg
decstr	-01d17m07.24s	Dec [sexagesimal]
default_flag	0
disc_facility	K2	Discovery Facility
disc_instrument	Kepler CCD Array	Discovery Instrument
disc_locale	Space	Discovery Locale
disc_pubdate	2017-12	Discovery Publication Date
disc_refname	<a refstr=NIRAULA_ET_AL__2017 href=https://ui.adsabs.harvard.edu/abs/2017AJ....154..266N/abstract target=ref>Niraula et al. 2017</a>	Discovery Reference
disc_telescope	0.95 m Kepler Telescope	Discovery Telescope
disc_year	2017
discoverymethod	Transit	Discovery Method
dkin_flag	0
elat	2.08 deg
elon	351.93 deg
etv_flag	0
gaia_dr2_id	Gaia DR2 2643842302456085888	Gaia DR2 ID
gaia_dr3_id	Gaia DR3 2643842302456085888	Gaia DR3 ID
glat	-57.18 deg
glon	81.35 deg
hd_name	—	HD ID
hip_name	HIP 115752	HIP ID
hostname	GJ 9827	Host Name
htm20	-676985054
ima_flag	0
micro_flag	0
obm_flag	0
pl_bmasse	3.42 Mearth
pl_bmasseerr1	1.20 Mearth
pl_bmasseerr2	-0.76 Mearth
pl_bmasselim	0
pl_bmassestr	<div><span class="supersubNumber">3.42</span><span class="superscript">+1.20</span><span class="subscript">-0.76</span></div>	Planet Mass or Mass*sin(i) [Earth Mass]
pl_bmassj	0.01 Mjupiter
pl_bmassjerr1	3.78e-3 Mjupiter
pl_bmassjerr2	-2.39e-3 Mjupiter
pl_bmassjlim	0
pl_bmassjstr	<div><span class="supersubNumber">0.0108</span><span class="superscript">+0.0038</span><span class="subscript">-0.0024</span></div>	Planet Mass or Mass*sin(i) [Jupiter Mass]
pl_bmassprov	Mass	Planet Mass or Mass*sin(i) Provenance
pl_cmasse	3.42 Mearth
pl_cmasseerr1	1.20 Mearth
pl_cmasseerr2	-1.20 Mearth
pl_cmasselim	0
pl_cmassestr	3.42±1.20	Planet Mass*sin(i)/sin(i) [Earth Mass]
pl_cmassj	0.01 Mjupiter
pl_cmassjerr1	3.79e-3 Mjupiter
pl_cmassjerr2	-3.79e-3 Mjupiter
pl_cmassjlim	0
pl_cmassjstr	0.0108±0.0038	Planet Mass*sin(i)/sin(i) [Jupiter Mass]
pl_controv_flag	0
pl_dens	4.50 g/cm**3
pl_denserr1	1.50 g/cm**3
pl_denserr2	-0.98 g/cm**3
pl_denslim	0
pl_densstr	<div><span class="supersubNumber">4.50</span><span class="superscript">+1.50</span><span class="subscript">-0.98</span></div>	Planet Density [g/cm**3]
pl_eqt	1172 K
pl_eqterr1	43 K
pl_eqterr2	-43 K
pl_eqtlim	0
pl_eqtstr	1172±43	Equilibrium Temperature [K]
pl_imppar	0.49
pl_impparerr1	0.08
pl_impparerr2	-0.12
pl_impparlim	0
pl_impparstr	<div><span class="supersubNumber">0.493</span><span class="superscript">+0.080</span><span class="subscript">-0.120</span></div>	Impact Parameter
pl_insol	315 Searth
pl_insolerr1	48 Searth
pl_insolerr2	-44 Searth
pl_insollim	0
pl_insolstr	<div><span class="supersubNumber">315</span><span class="superscript">+48</span><span class="subscript">-44</span></div>	Insolation Flux [Earth Flux]
pl_letter	b	Planet Letter
pl_masse	3.42 Mearth
pl_masseerr1	1.20 Mearth
pl_masseerr2	-0.76 Mearth
pl_masselim	0
pl_massestr	<div><span class="supersubNumber">3.42</span><span class="superscript">+1.20</span><span class="subscript">-0.76</span></div>	Planet Mass [Earth Mass]
pl_massj	0.01 Mjupiter
pl_massjerr1	3.78e-3 Mjupiter
pl_massjerr2	-2.39e-3 Mjupiter
pl_massjlim	0
pl_massjstr	<div><span class="supersubNumber">0.0108</span><span class="superscript">+0.0038</span><span class="subscript">-0.0024</span></div>	Planet Mass [Jupiter Mass]
pl_msinie	3.41 Mearth
pl_msinieerr1	1.20 Mearth
pl_msinieerr2	-0.76 Mearth
pl_msinielim	0
pl_msiniestr	<div><span class="supersubNumber">3.41</span><span class="superscript">+1.20</span><span class="subscript">-0.76</span></div>	Planet Mass*sin(i) [Earth Mass]
pl_msinij	0.01 Mjupiter
pl_msinijerr1	3.78e-3 Mjupiter
pl_msinijerr2	-2.39e-3 Mjupiter
pl_msinijlim	0
pl_msinijstr	<div><span class="supersubNumber">0.0107</span><span class="superscript">+0.0038</span><span class="subscript">-0.0024</span></div>	Planet Mass*sin(i) [Jupiter Mass]
pl_name	GJ 9827 b	Planet Name
pl_ndispec	0
pl_nespec	0
pl_nnotes	2
pl_ntranspec	0
pl_occdep	—
pl_occdeperr1	—
pl_occdeperr2	—
pl_occdeplim	—
pl_occdepstr	—	Occultation Depth [%]
pl_orbeccen	—
pl_orbeccenerr1	—
pl_orbeccenerr2	—
pl_orbeccenlim	—
pl_orbeccenstr	—	Eccentricity
pl_orbincl	85.73 deg
pl_orbinclerr1	1.20 deg
pl_orbinclerr2	-0.96 deg
pl_orbincllim	0
pl_orbinclstr	<div><span class="supersubNumber">85.73</span><span class="superscript">+1.20</span><span class="subscript">-0.96</span></div>	Inclination [deg]
pl_orblper	—
pl_orblpererr1	—
pl_orblpererr2	—
pl_orblperlim	—
pl_orblperstr	—	Argument of Periastron [deg]
pl_orbper	1.21 day
pl_orbpererr1	8.40e-6 day
pl_orbpererr2	-8.10e-6 day
pl_orbperlim	0
pl_orbperstr	<div><span class="supersubNumber">1.2089802</span><span class="superscript">+0.0000084</span><span class="subscript">-0.0000081</span></div>	Orbital Period [day]
pl_orbsmax	0.02 au
pl_orbsmaxerr1	3.00e-4 au
pl_orbsmaxerr2	-3.10e-4 au
pl_orbsmaxlim	0
pl_orbsmaxstr	<div><span class="supersubNumber">0.01888</span><span class="superscript">+0.00030</span><span class="subscript">-0.00031</span></div>	Orbit Semi-Major Axis [au]
pl_orbtper	2.46e6 day
pl_orbtpererr1	3.00e-4 day
pl_orbtpererr2	-3.10e-4 day
pl_orbtperlim	0
pl_orbtperstr	<div><span class="supersubNumber">2457738.82588</span><span class="superscript">+0.00030</span><span class="subscript">-0.00031</span></div>	Epoch of Periastron [day]
pl_projobliq	—
pl_projobliqerr1	—
pl_projobliqerr2	—
pl_projobliqlim	—
pl_projobliqstr	—	Projected Obliquity [deg]
pl_pubdate	2018-02	Planetary Parameter Reference Publication Date
pl_rade	1.62 Rearth
pl_radeerr1	0.11 Rearth
pl_radeerr2	-0.11 Rearth
pl_radelim	0
pl_radestr	1.62±0.11	Planet Radius [Earth Radius]
pl_radj	0.14 Rjupiter
pl_radjerr1	9.81e-3 Rjupiter
pl_radjerr2	-9.81e-3 Rjupiter
pl_radjlim	0
pl_radjstr	0.145±0.010	Planet Radius [Jupiter Radius]
pl_ratdor	6.62
pl_ratdorerr1	0.41
pl_ratdorerr2	-0.35
pl_ratdorlim	0
pl_ratdorstr	<div><span class="supersubNumber">6.62</span><span class="superscript">+0.41</span><span class="subscript">-0.35</span></div>	Ratio of Semi-Major Axis to Stellar Radius
pl_ratror	0.02
pl_ratrorerr1	4.00e-4
pl_ratrorerr2	-4.70e-4
pl_ratrorlim	0
pl_ratrorstr	<div><span class="supersubNumber">0.02420</span><span class="superscript">+0.00040</span><span class="subscript">-0.00047</span></div>	Ratio of Planet to Stellar Radius
pl_refname	<a refstr=RODRIGUEZ_ET_AL__2018 href=https://ui.adsabs.harvard.edu/abs/2018AJ....155...72R/abstract target=ref>Rodriguez et al. 2018</a>	Planetary Parameter Reference
pl_rvamp	2.84 m/s
pl_rvamperr1	0.97 m/s
pl_rvamperr2	-0.64 m/s
pl_rvamplim	0
pl_rvampstr	<div><span class="supersubNumber">2.84</span><span class="superscript">+0.97</span><span class="subscript">-0.64</span></div>	Radial Velocity Amplitude [m/s]
pl_trandep	0.06 %
pl_trandeperr1	1.90e-3 %
pl_trandeperr2	-2.30e-3 %
pl_trandeplim	0
pl_trandepstr	<div><span class="supersubNumber">0.0586</span><span class="superscript">+0.0019</span><span class="subscript">-0.0023</span></div>	Transit Depth [%]
pl_trandur	1.26 hour
pl_trandurerr1	0.02 hour
pl_trandurerr2	-0.02 hour
pl_trandurlim	0
pl_trandurstr	<div><span class="supersubNumber">1.260</span><span class="superscript">+0.018</span><span class="subscript">-0.017</span></div>	Transit Duration [hour]
pl_tranmid	2.46e6 day
pl_tranmiderr1	3.00e-4 day
pl_tranmiderr2	-3.10e-4 day
pl_tranmidlim	0
pl_tranmidstr	<div><span class="supersubNumber">2457738.82588</span><span class="superscript">+0.00030</span><span class="subscript">-0.00031</span></div>	Time of Conjunction (Transit Midpoint) [day]
pl_trueobliq	—
pl_trueobliqerr1	—
pl_trueobliqerr2	—
pl_trueobliqlim	—
pl_trueobliqstr	—	True Obliquity [deg]
pl_tsystemref	BJD-TDB	Time Reference Frame and Standard
ptv_flag	0
pul_flag	0
ra	351.77 deg
rastr	23h27m05.23s	RA [sexagesimal]
releasedate	2018-06-21	Release Date
rowupdate	2019-08-23	Date of Last Update
rv_flag	1
soltype	Published Confirmed	Solution Type
st_age	—
st_ageerr1	—
st_ageerr2	—
st_agelim	—
st_agestr	—	Stellar Age [Gyr]
st_dens	3.76 g/cm**3
st_denserr1	0.75 g/cm**3
st_denserr2	-0.57 g/cm**3
st_denslim	0
st_densstr	<div><span class="supersubNumber">3.76</span><span class="superscript">+0.75</span><span class="subscript">-0.57</span></div>	Stellar Density [g/cm**3]
st_logg	4.65 log(cm/s**2)
st_loggerr1	0.06 log(cm/s**2)
st_loggerr2	-0.05 log(cm/s**2)
st_logglim	0
st_loggstr	<div><span class="supersubNumber">4.651</span><span class="superscript">+0.055</span><span class="subscript">-0.050</span></div>	Stellar Surface Gravity [log(cm/s**2)]
st_lum	—
st_lumerr1	—
st_lumerr2	—
st_lumlim	—
st_lumstr	—	Stellar Luminosity [log(Solar)]
st_mass	0.61 Msun
st_masserr1	0.03 Msun
st_masserr2	-0.03 Msun
st_masslim	0
st_massstr	<div><span class="supersubNumber">0.614</span><span class="superscript">+0.030</span><span class="subscript">-0.029</span></div>	Stellar Mass [Solar mass]
st_met	-0.50 dex
st_meterr1	0.10 dex
st_meterr2	-0.10 dex
st_metlim	0
st_metratio	[M/H]	Stellar Metallicity Ratio
st_metstr	-0.5±0.1	Stellar Metallicity [dex]
st_nphot	1
st_nrvc	0
st_nspec	0
st_rad	0.61 Rsun
st_raderr1	0.03 Rsun
st_raderr2	-0.03 Rsun
st_radlim	0
st_radstr	<div><span class="supersubNumber">0.613</span><span class="superscript">+0.033</span><span class="subscript">-0.034</span></div>	Stellar Radius [Solar Radius]
st_radv	—
st_radverr1	—
st_radverr2	—
st_radvlim	—
st_radvstr	—	Systemic Radial Velocity [km/s]
st_refname	<a refstr=RODRIGUEZ_ET_AL__2018 href=https://ui.adsabs.harvard.edu/abs/2018AJ....155...72R/abstract target=ref>Rodriguez et al. 2018</a>	Stellar Parameter Reference
st_rotp	—
st_rotperr1	—
st_rotperr2	—
st_rotplim	—
st_rotpstr	—	Stellar Rotational Period [day]
st_spectype	K5 V	Spectral Type
st_teff	4269 K
st_tefferr1	98 K
st_tefferr2	-99 K
st_tefflim	0
st_teffstr	<div><span class="supersubNumber">4269</span><span class="superscript">+98</span><span class="subscript">-99</span></div>	Stellar Effective Temperature [K]
st_vsin	1.30 km/s
st_vsinerr1	1.50 km/s
st_vsinerr2	-1.50 km/s
st_vsinlim	0
st_vsinstr	1.3±1.5	Stellar Rotational Velocity [km/s]
sy_bmag	11.59 mag
sy_bmagerr1	0.03 mag
sy_bmagerr2	-0.03 mag
sy_bmagstr	11.588±0.034	B (Johnson) Magnitude
sy_dist	29.66 pc
sy_disterr1	0.05 pc
sy_disterr2	-0.05 pc
sy_diststr	<div><span class="supersubNumber">29.6610</span><span class="superscript">+0.0543</span><span class="subscript">-0.0541</span></div>	Distance [pc]
sy_gaiamag	9.84 mag
sy_gaiamagerr1	4.11e-4 mag
sy_gaiamagerr2	-4.11e-4 mag
sy_gaiamagstr	9.837730±0.000411	Gaia Magnitude
sy_gmag	11.16 mag
sy_gmagerr1	5.39e-4 mag
sy_gmagerr2	-5.39e-4 mag
sy_gmagstr	11.1637000±0.0005387	g (Sloan) Magnitude
sy_hmag	7.38 mag
sy_hmagerr1	0.04 mag
sy_hmagerr2	-0.04 mag
sy_hmagstr	7.379±0.042	H (2MASS) Magnitude
sy_icmag	—
sy_icmagerr1	—
sy_icmagerr2	—
sy_icmagstr	—	I (Cousins) Magnitude
sy_imag	13.17 mag
sy_imagerr1	8.79e-3 mag
sy_imagerr2	-8.79e-3 mag
sy_imagstr	13.1720000±0.0087852	i (Sloan) Magnitude
sy_jmag	7.98 mag
sy_jmagerr1	0.02 mag
sy_jmagerr2	-0.02 mag
sy_jmagstr	7.984±0.020	J (2MASS) Magnitude
sy_kepmag	10.28 mag
sy_kepmagerr1	—
sy_kepmagerr2	—
sy_kepmagstr	10.277	Kepler Magnitude
sy_kmag	7.19 mag
sy_kmagerr1	0.02 mag
sy_kmagerr2	-0.02 mag
sy_kmagstr	7.193±0.024	Ks (2MASS) Magnitude
sy_mnum	0
sy_plx	33.69 mas
sy_plxerr1	0.06 mas
sy_plxerr2	-0.06 mas
sy_plxstr	33.6855000±0.0611343	Parallax [mas]
sy_pm	433.68 mas/yr
sy_pmdec	216.07 mas/yr
sy_pmdecerr1	0.07 mas/yr
sy_pmdecerr2	-0.07 mas/yr
sy_pmdecstr	216.0710000±0.0703346	Proper Motion (Dec) [mas/yr]
sy_pmerr1	0.09 mas/yr
sy_pmerr2	-0.09 mas/yr
sy_pmra	376.02 mas/yr
sy_pmraerr1	0.09 mas/yr
sy_pmraerr2	-0.09 mas/yr
sy_pmrastr	376.0190000±0.0944988	Proper Motion (RA) [mas/yr]
sy_pmstr	433.6784124±0.0891140	Total Proper Motion [mas/yr]
sy_pnum	3
sy_refname	<a refstr=STASSUN_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....158..138S/abstract target=ref>TICv8</a>	System Parameter Reference
sy_rmag	9.90 mag
sy_rmagerr1	3.78e-4 mag
sy_rmagerr2	-3.78e-4 mag
sy_rmagstr	9.9025700±0.0003783	r (Sloan) Magnitude
sy_snum	1
sy_tmag	9.07 mag
sy_tmagerr1	6.00e-3 mag
sy_tmagerr2	-6.00e-3 mag
sy_tmagstr	9.0684±0.0060	TESS Magnitude
sy_umag	14.71 mag
sy_umagerr1	5.91e-3 mag
sy_umagerr2	-5.91e-3 mag
sy_umagstr	14.7056000±0.0059104	u (Sloan) Magnitude
sy_vmag	10.37 mag
sy_vmagerr1	0.03 mag
sy_vmagerr2	-0.03 mag
sy_vmagstr	10.37±0.03	V (Johnson) Magnitude
sy_w1mag	—
sy_w1magerr1	—
sy_w1magerr2	—
sy_w1magstr	—	W1 (WISE) Magnitude
sy_w2mag	—
sy_w2magerr1	—
sy_w2magerr2	—
sy_w2magstr	—	W2 (WISE) Magnitude
sy_w3mag	—
sy_w3magerr1	—
sy_w3magerr2	—
sy_w3magstr	—	W3 (WISE) Magnitude
sy_w4mag	—
sy_w4magerr1	—
sy_w4magerr2	—
sy_w4magstr	—	W4 (WISE) Magnitude
sy_zmag	9.85 mag
sy_zmagerr1	1.21e-3 mag
sy_zmagerr2	-1.21e-3 mag
sy_zmagstr	9.8503900±0.0012146	z (Sloan) Magnitude
tic_id	TIC 301289516	TIC ID
tran_flag	1
ttv_flag	0
x	0.99
y	-0.14
z	-0.02

Record 5

Transit • 2017 • K2

🪐

▶All Properties

Property	Value	Description
ast_flag	0
cb_flag	0
dec	-1.29 deg
decstr	-01d17m07.24s	Dec [sexagesimal]
default_flag	0
disc_facility	K2	Discovery Facility
disc_instrument	Kepler CCD Array	Discovery Instrument
disc_locale	Space	Discovery Locale
disc_pubdate	2017-12	Discovery Publication Date
disc_refname	<a refstr=NIRAULA_ET_AL__2017 href=https://ui.adsabs.harvard.edu/abs/2017AJ....154..266N/abstract target=ref>Niraula et al. 2017</a>	Discovery Reference
disc_telescope	0.95 m Kepler Telescope	Discovery Telescope
disc_year	2017
discoverymethod	Transit	Discovery Method
dkin_flag	0
elat	2.08 deg
elon	351.93 deg
etv_flag	0
gaia_dr2_id	Gaia DR2 2643842302456085888	Gaia DR2 ID
gaia_dr3_id	Gaia DR3 2643842302456085888	Gaia DR3 ID
glat	-57.18 deg
glon	81.35 deg
hd_name	—	HD ID
hip_name	HIP 115752	HIP ID
hostname	GJ 9827	Host Name
htm20	-676985054
ima_flag	0
micro_flag	0
obm_flag	0
pl_bmasse	—
pl_bmasseerr1	—
pl_bmasseerr2	—
pl_bmasselim	—
pl_bmassestr	—	Planet Mass or Mass*sin(i) [Earth Mass]
pl_bmassj	—
pl_bmassjerr1	—
pl_bmassjerr2	—
pl_bmassjlim	—
pl_bmassjstr	—	Planet Mass or Mass*sin(i) [Jupiter Mass]
pl_bmassprov	—	Planet Mass or Mass*sin(i) Provenance
pl_cmasse	—
pl_cmasseerr1	—
pl_cmasseerr2	—
pl_cmasselim	—
pl_cmassestr	—	Planet Mass*sin(i)/sin(i) [Earth Mass]
pl_cmassj	—
pl_cmassjerr1	—
pl_cmassjerr2	—
pl_cmassjlim	—
pl_cmassjstr	—	Planet Mass*sin(i)/sin(i) [Jupiter Mass]
pl_controv_flag	0
pl_dens	—
pl_denserr1	—
pl_denserr2	—
pl_denslim	—
pl_densstr	—	Planet Density [g/cm**3]
pl_eqt	1043.50 K
pl_eqterr1	36.20 K
pl_eqterr2	-31.30 K
pl_eqtlim	0
pl_eqtstr	<div><span class="supersubNumber">1043.5</span><span class="superscript">+36.2</span><span class="subscript">-31.3</span></div>	Equilibrium Temperature [K]
pl_imppar	0.57
pl_impparerr1	0.13
pl_impparerr2	-0.13
pl_impparlim	0
pl_impparstr	0.57±0.13	Impact Parameter
pl_insol	—
pl_insolerr1	—
pl_insolerr2	—
pl_insollim	—
pl_insolstr	—	Insolation Flux [Earth Flux]
pl_letter	b	Planet Letter
pl_masse	—
pl_masseerr1	—
pl_masseerr2	—
pl_masselim	—
pl_massestr	—	Planet Mass [Earth Mass]
pl_massj	—
pl_massjerr1	—
pl_massjerr2	—
pl_massjlim	—
pl_massjstr	—	Planet Mass [Jupiter Mass]
pl_msinie	—
pl_msinieerr1	—
pl_msinieerr2	—
pl_msinielim	—
pl_msiniestr	—	Planet Mass*sin(i) [Earth Mass]
pl_msinij	—
pl_msinijerr1	—
pl_msinijerr2	—
pl_msinijlim	—
pl_msinijstr	—	Planet Mass*sin(i) [Jupiter Mass]
pl_name	GJ 9827 b	Planet Name
pl_ndispec	0
pl_nespec	0
pl_nnotes	2
pl_ntranspec	0
pl_occdep	—
pl_occdeperr1	—
pl_occdeperr2	—
pl_occdeplim	—
pl_occdepstr	—	Occultation Depth [%]
pl_orbeccen	—
pl_orbeccenerr1	—
pl_orbeccenerr2	—
pl_orbeccenlim	—
pl_orbeccenstr	—	Eccentricity
pl_orbincl	85.08 deg
pl_orbinclerr1	1.08 deg
pl_orbinclerr2	-1.05 deg
pl_orbincllim	0
pl_orbinclstr	<div><span class="supersubNumber">85.08</span><span class="superscript">+1.08</span><span class="subscript">-1.05</span></div>	Inclination [deg]
pl_orblper	—
pl_orblpererr1	—
pl_orblpererr2	—
pl_orblperlim	—
pl_orblperstr	—	Argument of Periastron [deg]
pl_orbper	1.21 day
pl_orbpererr1	1.30e-5 day
pl_orbpererr2	-1.20e-5 day
pl_orbperlim	0
pl_orbperstr	<div><span class="supersubNumber">1.208957</span><span class="superscript">+0.000013</span><span class="subscript">-0.000012</span></div>	Orbital Period [day]
pl_orbsmax	0.02 au
pl_orbsmaxerr1	2.00e-3 au
pl_orbsmaxerr2	-2.00e-3 au
pl_orbsmaxlim	0
pl_orbsmaxstr	0.020±0.002	Orbit Semi-Major Axis [au]
pl_orbtper	—
pl_orbtpererr1	—
pl_orbtpererr2	—
pl_orbtperlim	—
pl_orbtperstr	—	Epoch of Periastron [day]
pl_projobliq	—
pl_projobliqerr1	—
pl_projobliqerr2	—
pl_projobliqlim	—
pl_projobliqstr	—	Projected Obliquity [deg]
pl_pubdate	2017-12	Planetary Parameter Reference Publication Date
pl_rade	1.75 Rearth
pl_radeerr1	0.11 Rearth
pl_radeerr2	-0.12 Rearth
pl_radelim	0
pl_radestr	<div><span class="supersubNumber">1.75</span><span class="superscript">+0.11</span><span class="subscript">-0.12</span></div>	Planet Radius [Earth Radius]
pl_radj	0.16 Rjupiter
pl_radjerr1	9.81e-3 Rjupiter
pl_radjerr2	-0.01 Rjupiter
pl_radjlim	0
pl_radjstr	<div><span class="supersubNumber">0.156</span><span class="superscript">+0.010</span><span class="subscript">-0.011</span></div>	Planet Radius [Jupiter Radius]
pl_ratdor	6.68
pl_ratdorerr1	0.42
pl_ratdorerr2	-0.44
pl_ratdorlim	0
pl_ratdorstr	<div><span class="supersubNumber">6.68</span><span class="superscript">+0.42</span><span class="subscript">-0.44</span></div>	Ratio of Semi-Major Axis to Stellar Radius
pl_ratror	0.02
pl_ratrorerr1	4.00e-4
pl_ratrorerr2	-6.00e-4
pl_ratrorlim	0
pl_ratrorstr	<div><span class="supersubNumber">0.0246</span><span class="superscript">+0.0004</span><span class="subscript">-0.0006</span></div>	Ratio of Planet to Stellar Radius
pl_refname	<a refstr=NIRAULA_ET_AL__2017 href=https://ui.adsabs.harvard.edu/abs/2017AJ....154..266N/abstract target=ref>Niraula et al. 2017</a>	Planetary Parameter Reference
pl_rvamp	—
pl_rvamperr1	—
pl_rvamperr2	—
pl_rvamplim	—
pl_rvampstr	—	Radial Velocity Amplitude [m/s]
pl_trandep	—
pl_trandeperr1	—
pl_trandeperr2	—
pl_trandeplim	—
pl_trandepstr	—	Transit Depth [%]
pl_trandur	1.63 hour
pl_trandurerr1	0.09 hour
pl_trandurerr2	-0.08 hour
pl_trandurlim	0
pl_trandurstr	<div><span class="supersubNumber">1.630</span><span class="superscript">+0.085</span><span class="subscript">-0.079</span></div>	Transit Duration [hour]
pl_tranmid	2.46e6 day
pl_tranmiderr1	4.40e-4 day
pl_tranmiderr2	-4.70e-4 day
pl_tranmidlim	0
pl_tranmidstr	<div><span class="supersubNumber">2457738.82671</span><span class="superscript">+0.00044</span><span class="subscript">-0.00047</span></div>	Time of Conjunction (Transit Midpoint) [day]
pl_trueobliq	—
pl_trueobliqerr1	—
pl_trueobliqerr2	—
pl_trueobliqlim	—
pl_trueobliqstr	—	True Obliquity [deg]
pl_tsystemref	BJD	Time Reference Frame and Standard
ptv_flag	0
pul_flag	0
ra	351.77 deg
rastr	23h27m05.23s	RA [sexagesimal]
releasedate	2017-11-02	Release Date
rowupdate	2019-08-23	Date of Last Update
rv_flag	1
soltype	Published Confirmed	Solution Type
st_age	—
st_ageerr1	—
st_ageerr2	—
st_agelim	—
st_agestr	—	Stellar Age [Gyr]
st_dens	—
st_denserr1	—
st_denserr2	—
st_denslim	—
st_densstr	—	Stellar Density [g/cm**3]
st_logg	4.70 log(cm/s**2)
st_loggerr1	0.15 log(cm/s**2)
st_loggerr2	-0.15 log(cm/s**2)
st_logglim	0
st_loggstr	4.70±0.15	Stellar Surface Gravity [log(cm/s**2)]
st_lum	—
st_lumerr1	—
st_lumerr2	—
st_lumlim	—
st_lumstr	—	Stellar Luminosity [log(Solar)]
st_mass	0.66 Msun
st_masserr1	0.06 Msun
st_masserr2	-0.06 Msun
st_masslim	0
st_massstr	0.659±0.060	Stellar Mass [Solar mass]
st_met	-0.28 dex
st_meterr1	0.12 dex
st_meterr2	-0.12 dex
st_metlim	0
st_metratio	[Fe/H]	Stellar Metallicity Ratio
st_metstr	-0.28±0.12	Stellar Metallicity [dex]
st_nphot	1
st_nrvc	0
st_nspec	0
st_rad	0.65 Rsun
st_raderr1	0.07 Rsun
st_raderr2	-0.07 Rsun
st_radlim	0
st_radstr	0.651±0.065	Stellar Radius [Solar Radius]
st_radv	—
st_radverr1	—
st_radverr2	—
st_radvlim	—
st_radvstr	—	Systemic Radial Velocity [km/s]
st_refname	<a refstr=NIRAULA_ET_AL__2017 href=https://ui.adsabs.harvard.edu/abs/2017AJ....154..266N/abstract target=ref>Niraula et al. 2017</a>	Stellar Parameter Reference
st_rotp	16.90 day
st_rotperr1	1.80 day
st_rotperr2	-1.80 day
st_rotplim	0
st_rotpstr	16.9±1.8	Stellar Rotational Period [day]
st_spectype	K6 V	Spectral Type
st_teff	4255 K
st_tefferr1	110 K
st_tefferr2	-110 K
st_tefflim	0
st_teffstr	4255±110	Stellar Effective Temperature [K]
st_vsin	2 km/s
st_vsinerr1	1 km/s
st_vsinerr2	-1 km/s
st_vsinlim	0
st_vsinstr	2±1	Stellar Rotational Velocity [km/s]
sy_bmag	11.59 mag
sy_bmagerr1	0.03 mag
sy_bmagerr2	-0.03 mag
sy_bmagstr	11.588±0.034	B (Johnson) Magnitude
sy_dist	29.66 pc
sy_disterr1	0.05 pc
sy_disterr2	-0.05 pc
sy_diststr	<div><span class="supersubNumber">29.6610</span><span class="superscript">+0.0543</span><span class="subscript">-0.0541</span></div>	Distance [pc]
sy_gaiamag	9.84 mag
sy_gaiamagerr1	4.11e-4 mag
sy_gaiamagerr2	-4.11e-4 mag
sy_gaiamagstr	9.837730±0.000411	Gaia Magnitude
sy_gmag	11.16 mag
sy_gmagerr1	5.39e-4 mag
sy_gmagerr2	-5.39e-4 mag
sy_gmagstr	11.1637000±0.0005387	g (Sloan) Magnitude
sy_hmag	7.38 mag
sy_hmagerr1	0.04 mag
sy_hmagerr2	-0.04 mag
sy_hmagstr	7.379±0.042	H (2MASS) Magnitude
sy_icmag	—
sy_icmagerr1	—
sy_icmagerr2	—
sy_icmagstr	—	I (Cousins) Magnitude
sy_imag	13.17 mag
sy_imagerr1	8.79e-3 mag
sy_imagerr2	-8.79e-3 mag
sy_imagstr	13.1720000±0.0087852	i (Sloan) Magnitude
sy_jmag	7.98 mag
sy_jmagerr1	0.02 mag
sy_jmagerr2	-0.02 mag
sy_jmagstr	7.984±0.020	J (2MASS) Magnitude
sy_kepmag	10.28 mag
sy_kepmagerr1	—
sy_kepmagerr2	—
sy_kepmagstr	10.277	Kepler Magnitude
sy_kmag	7.19 mag
sy_kmagerr1	0.02 mag
sy_kmagerr2	-0.02 mag
sy_kmagstr	7.193±0.024	Ks (2MASS) Magnitude
sy_mnum	0
sy_plx	33.69 mas
sy_plxerr1	0.06 mas
sy_plxerr2	-0.06 mas
sy_plxstr	33.6855000±0.0611343	Parallax [mas]
sy_pm	433.68 mas/yr
sy_pmdec	216.07 mas/yr
sy_pmdecerr1	0.07 mas/yr
sy_pmdecerr2	-0.07 mas/yr
sy_pmdecstr	216.0710000±0.0703346	Proper Motion (Dec) [mas/yr]
sy_pmerr1	0.09 mas/yr
sy_pmerr2	-0.09 mas/yr
sy_pmra	376.02 mas/yr
sy_pmraerr1	0.09 mas/yr
sy_pmraerr2	-0.09 mas/yr
sy_pmrastr	376.0190000±0.0944988	Proper Motion (RA) [mas/yr]
sy_pmstr	433.6784124±0.0891140	Total Proper Motion [mas/yr]
sy_pnum	3
sy_refname	<a refstr=STASSUN_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....158..138S/abstract target=ref>TICv8</a>	System Parameter Reference
sy_rmag	9.90 mag
sy_rmagerr1	3.78e-4 mag
sy_rmagerr2	-3.78e-4 mag
sy_rmagstr	9.9025700±0.0003783	r (Sloan) Magnitude
sy_snum	1
sy_tmag	9.07 mag
sy_tmagerr1	6.00e-3 mag
sy_tmagerr2	-6.00e-3 mag
sy_tmagstr	9.0684±0.0060	TESS Magnitude
sy_umag	14.71 mag
sy_umagerr1	5.91e-3 mag
sy_umagerr2	-5.91e-3 mag
sy_umagstr	14.7056000±0.0059104	u (Sloan) Magnitude
sy_vmag	10.37 mag
sy_vmagerr1	0.03 mag
sy_vmagerr2	-0.03 mag
sy_vmagstr	10.37±0.03	V (Johnson) Magnitude
sy_w1mag	—
sy_w1magerr1	—
sy_w1magerr2	—
sy_w1magstr	—	W1 (WISE) Magnitude
sy_w2mag	—
sy_w2magerr1	—
sy_w2magerr2	—
sy_w2magstr	—	W2 (WISE) Magnitude
sy_w3mag	—
sy_w3magerr1	—
sy_w3magerr2	—
sy_w3magstr	—	W3 (WISE) Magnitude
sy_w4mag	—
sy_w4magerr1	—
sy_w4magerr2	—
sy_w4magstr	—	W4 (WISE) Magnitude
sy_zmag	9.85 mag
sy_zmagerr1	1.21e-3 mag
sy_zmagerr2	-1.21e-3 mag
sy_zmagstr	9.8503900±0.0012146	z (Sloan) Magnitude
tic_id	TIC 301289516	TIC ID
tran_flag	1
ttv_flag	0
x	0.99
y	-0.14
z	-0.02

Record 6

Transit • 2017 • K2

🪐

▶All Properties

Property	Value	Description
ast_flag	0
cb_flag	0
dec	-1.29 deg
decstr	-01d17m07.24s	Dec [sexagesimal]
default_flag	0
disc_facility	K2	Discovery Facility
disc_instrument	Kepler CCD Array	Discovery Instrument
disc_locale	Space	Discovery Locale
disc_pubdate	2017-12	Discovery Publication Date
disc_refname	<a refstr=NIRAULA_ET_AL__2017 href=https://ui.adsabs.harvard.edu/abs/2017AJ....154..266N/abstract target=ref>Niraula et al. 2017</a>	Discovery Reference
disc_telescope	0.95 m Kepler Telescope	Discovery Telescope
disc_year	2017
discoverymethod	Transit	Discovery Method
dkin_flag	0
elat	2.08 deg
elon	351.93 deg
etv_flag	0
gaia_dr2_id	Gaia DR2 2643842302456085888	Gaia DR2 ID
gaia_dr3_id	Gaia DR3 2643842302456085888	Gaia DR3 ID
glat	-57.18 deg
glon	81.35 deg
hd_name	—	HD ID
hip_name	HIP 115752	HIP ID
hostname	GJ 9827	Host Name
htm20	-676985054
ima_flag	0
micro_flag	0
obm_flag	0
pl_bmasse	4.91 Mearth
pl_bmasseerr1	0.49 Mearth
pl_bmasseerr2	-0.49 Mearth
pl_bmasselim	0
pl_bmassestr	4.91±0.49	Planet Mass or Mass*sin(i) [Earth Mass]
pl_bmassj	0.02 Mjupiter
pl_bmassjerr1	1.54e-3 Mjupiter
pl_bmassjerr2	-1.54e-3 Mjupiter
pl_bmassjlim	0
pl_bmassjstr	0.0154±0.0015	Planet Mass or Mass*sin(i) [Jupiter Mass]
pl_bmassprov	Mass	Planet Mass or Mass*sin(i) Provenance
pl_cmasse	—
pl_cmasseerr1	—
pl_cmasseerr2	—
pl_cmasselim	—
pl_cmassestr	—	Planet Mass*sin(i)/sin(i) [Earth Mass]
pl_cmassj	—
pl_cmassjerr1	—
pl_cmassjerr2	—
pl_cmassjlim	—
pl_cmassjstr	—	Planet Mass*sin(i)/sin(i) [Jupiter Mass]
pl_controv_flag	0
pl_dens	6.93 g/cm**3
pl_denserr1	0.82 g/cm**3
pl_denserr2	-0.76 g/cm**3
pl_denslim	0
pl_densstr	<div><span class="supersubNumber">6.93</span><span class="superscript">+0.82</span><span class="subscript">-0.76</span></div>	Planet Density [g/cm**3]
pl_eqt	—
pl_eqterr1	—
pl_eqterr2	—
pl_eqtlim	—
pl_eqtstr	—	Equilibrium Temperature [K]
pl_imppar	0.46
pl_impparerr1	0.04
pl_impparerr2	-0.04
pl_impparlim	0
pl_impparstr	<div><span class="supersubNumber">0.4602</span><span class="superscript">+0.0352</span><span class="subscript">-0.0443</span></div>	Impact Parameter
pl_insol	—
pl_insolerr1	—
pl_insolerr2	—
pl_insollim	—
pl_insolstr	—	Insolation Flux [Earth Flux]
pl_letter	b	Planet Letter
pl_masse	4.91 Mearth
pl_masseerr1	0.49 Mearth
pl_masseerr2	-0.49 Mearth
pl_masselim	0
pl_massestr	4.91±0.49	Planet Mass [Earth Mass]
pl_massj	0.02 Mjupiter
pl_massjerr1	1.54e-3 Mjupiter
pl_massjerr2	-1.54e-3 Mjupiter
pl_massjlim	0
pl_massjstr	0.0154±0.0015	Planet Mass [Jupiter Mass]
pl_msinie	—
pl_msinieerr1	—
pl_msinieerr2	—
pl_msinielim	—
pl_msiniestr	—	Planet Mass*sin(i) [Earth Mass]
pl_msinij	—
pl_msinijerr1	—
pl_msinijerr2	—
pl_msinijlim	—
pl_msinijstr	—	Planet Mass*sin(i) [Jupiter Mass]
pl_name	GJ 9827 b	Planet Name
pl_ndispec	0
pl_nespec	0
pl_nnotes	2
pl_ntranspec	0
pl_occdep	—
pl_occdeperr1	—
pl_occdeperr2	—
pl_occdeplim	—
pl_occdepstr	—	Occultation Depth [%]
pl_orbeccen	0
pl_orbeccenerr1	—
pl_orbeccenerr2	—
pl_orbeccenlim	0
pl_orbeccenstr	0	Eccentricity
pl_orbincl	86.07 deg
pl_orbinclerr1	0.41 deg
pl_orbinclerr2	-0.34 deg
pl_orbincllim	0
pl_orbinclstr	<div><span class="supersubNumber">86.07</span><span class="superscript">+0.41</span><span class="subscript">-0.34</span></div>	Inclination [deg]
pl_orblper	—
pl_orblpererr1	—
pl_orblpererr2	—
pl_orblperlim	—
pl_orblperstr	—	Argument of Periastron [deg]
pl_orbper	1.21 day
pl_orbpererr1	6.93e-6 day
pl_orbpererr2	-7.14e-6 day
pl_orbperlim	0
pl_orbperstr	<div><span class="supersubNumber">1.20898190</span><span class="superscript">+0.00000693</span><span class="subscript">-0.00000714</span></div>	Orbital Period [day]
pl_orbsmax	0.02 au
pl_orbsmaxerr1	2.00e-4 au
pl_orbsmaxerr2	-1.40e-4 au
pl_orbsmaxlim	0
pl_orbsmaxstr	<div><span class="supersubNumber">0.01880</span><span class="superscript">+0.00020</span><span class="subscript">-0.00014</span></div>	Orbit Semi-Major Axis [au]
pl_orbtper	—
pl_orbtpererr1	—
pl_orbtpererr2	—
pl_orbtperlim	—
pl_orbtperstr	—	Epoch of Periastron [day]
pl_projobliq	—
pl_projobliqerr1	—
pl_projobliqerr2	—
pl_projobliqlim	—
pl_projobliqstr	—	Projected Obliquity [deg]
pl_pubdate	2019-04	Planetary Parameter Reference Publication Date
pl_rade	1.58 Rearth
pl_radeerr1	0.03 Rearth
pl_radeerr2	-0.03 Rearth
pl_radelim	0
pl_radestr	<div><span class="supersubNumber">1.577</span><span class="superscript">+0.027</span><span class="subscript">-0.031</span></div>	Planet Radius [Earth Radius]
pl_radj	0.14 Rjupiter
pl_radjerr1	2.41e-3 Rjupiter
pl_radjerr2	-2.77e-3 Rjupiter
pl_radjlim	0
pl_radjstr	<div><span class="supersubNumber">0.1407</span><span class="superscript">+0.0024</span><span class="subscript">-0.0028</span></div>	Planet Radius [Jupiter Radius]
pl_ratdor	6.72
pl_ratdorerr1	0.08
pl_ratdorerr2	-0.09
pl_ratdorlim	0
pl_ratdorstr	<div><span class="supersubNumber">6.719</span><span class="superscript">+0.080</span><span class="subscript">-0.086</span></div>	Ratio of Semi-Major Axis to Stellar Radius
pl_ratror	0.02
pl_ratrorerr1	3.70e-4
pl_ratrorerr2	-4.40e-4
pl_ratrorlim	0
pl_ratrorstr	<div><span class="supersubNumber">0.02396</span><span class="superscript">+0.00037</span><span class="subscript">-0.00044</span></div>	Ratio of Planet to Stellar Radius
pl_refname	<a refstr=RICE_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019MNRAS.484.3731R/abstract target=ref>Rice et al. 2019</a>	Planetary Parameter Reference
pl_rvamp	4.11 m/s
pl_rvamperr1	0.40 m/s
pl_rvamperr2	-0.40 m/s
pl_rvamplim	0
pl_rvampstr	4.11±0.40	Radial Velocity Amplitude [m/s]
pl_trandep	—
pl_trandeperr1	—
pl_trandeperr2	—
pl_trandeplim	—
pl_trandepstr	—	Transit Depth [%]
pl_trandur	1.26 hour
pl_trandurerr1	0.02 hour
pl_trandurerr2	-0.02 hour
pl_trandurlim	0
pl_trandurstr	<div><span class="supersubNumber">1.265</span><span class="superscript">+0.022</span><span class="subscript">-0.020</span></div>	Transit Duration [hour]
pl_tranmid	2.46e6 day
pl_tranmiderr1	2.60e-4 day
pl_tranmiderr2	-2.60e-4 day
pl_tranmidlim	0
pl_tranmidstr	2457738.82586±0.00026	Time of Conjunction (Transit Midpoint) [day]
pl_trueobliq	—
pl_trueobliqerr1	—
pl_trueobliqerr2	—
pl_trueobliqlim	—
pl_trueobliqstr	—	True Obliquity [deg]
pl_tsystemref	BJD	Time Reference Frame and Standard
ptv_flag	0
pul_flag	0
ra	351.77 deg
rastr	23h27m05.23s	RA [sexagesimal]
releasedate	2019-08-29	Release Date
rowupdate	2019-08-23	Date of Last Update
rv_flag	1
soltype	Published Confirmed	Solution Type
st_age	10 Gyr
st_ageerr1	—
st_ageerr2	—
st_agelim	0
st_agestr	10	Stellar Age [Gyr]
st_dens	—
st_denserr1	—
st_denserr2	—
st_denslim	—
st_densstr	—	Stellar Density [g/cm**3]
st_logg	4.66 log(cm/s**2)
st_loggerr1	0.01 log(cm/s**2)
st_loggerr2	-0.01 log(cm/s**2)
st_logglim	0
st_loggstr	<div><span class="supersubNumber">4.660</span><span class="superscript">+0.015</span><span class="subscript">-0.010</span></div>	Stellar Surface Gravity [log(cm/s**2)]
st_lum	—
st_lumerr1	—
st_lumerr2	—
st_lumlim	—
st_lumstr	—	Stellar Luminosity [log(Solar)]
st_mass	0.61 Msun
st_masserr1	0.02 Msun
st_masserr2	-0.01 Msun
st_masslim	0
st_massstr	<div><span class="supersubNumber">0.606</span><span class="superscript">+0.020</span><span class="subscript">-0.014</span></div>	Stellar Mass [Solar mass]
st_met	-0.26 dex
st_meterr1	0.09 dex
st_meterr2	-0.09 dex
st_metlim	0
st_metratio	[M/H]	Stellar Metallicity Ratio
st_metstr	-0.26±0.09	Stellar Metallicity [dex]
st_nphot	1
st_nrvc	0
st_nspec	0
st_rad	0.60 Rsun
st_raderr1	5.00e-3 Rsun
st_raderr2	-4.00e-3 Rsun
st_radlim	0
st_radstr	<div><span class="supersubNumber">0.602</span><span class="superscript">+0.005</span><span class="subscript">-0.004</span></div>	Stellar Radius [Solar Radius]
st_radv	—
st_radverr1	—
st_radverr2	—
st_radvlim	—
st_radvstr	—	Systemic Radial Velocity [km/s]
st_refname	<a refstr=RICE_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019MNRAS.484.3731R/abstract target=ref>Rice et al. 2019</a>	Stellar Parameter Reference
st_rotp	28.72 day
st_rotperr1	0.19 day
st_rotperr2	-0.19 day
st_rotplim	0
st_rotpstr	28.72±0.19	Stellar Rotational Period [day]
st_spectype	—	Spectral Type
st_teff	4340 K
st_tefferr1	40 K
st_tefferr2	-53 K
st_tefflim	0
st_teffstr	<div><span class="supersubNumber">4340</span><span class="superscript">+40</span><span class="subscript">-53</span></div>	Stellar Effective Temperature [K]
st_vsin	2 km/s
st_vsinerr1	—
st_vsinerr2	—
st_vsinlim	1
st_vsinstr	<2	Stellar Rotational Velocity [km/s]
sy_bmag	11.59 mag
sy_bmagerr1	0.03 mag
sy_bmagerr2	-0.03 mag
sy_bmagstr	11.588±0.034	B (Johnson) Magnitude
sy_dist	29.66 pc
sy_disterr1	0.05 pc
sy_disterr2	-0.05 pc
sy_diststr	<div><span class="supersubNumber">29.6610</span><span class="superscript">+0.0543</span><span class="subscript">-0.0541</span></div>	Distance [pc]
sy_gaiamag	9.84 mag
sy_gaiamagerr1	4.11e-4 mag
sy_gaiamagerr2	-4.11e-4 mag
sy_gaiamagstr	9.837730±0.000411	Gaia Magnitude
sy_gmag	11.16 mag
sy_gmagerr1	5.39e-4 mag
sy_gmagerr2	-5.39e-4 mag
sy_gmagstr	11.1637000±0.0005387	g (Sloan) Magnitude
sy_hmag	7.38 mag
sy_hmagerr1	0.04 mag
sy_hmagerr2	-0.04 mag
sy_hmagstr	7.379±0.042	H (2MASS) Magnitude
sy_icmag	—
sy_icmagerr1	—
sy_icmagerr2	—
sy_icmagstr	—	I (Cousins) Magnitude
sy_imag	13.17 mag
sy_imagerr1	8.79e-3 mag
sy_imagerr2	-8.79e-3 mag
sy_imagstr	13.1720000±0.0087852	i (Sloan) Magnitude
sy_jmag	7.98 mag
sy_jmagerr1	0.02 mag
sy_jmagerr2	-0.02 mag
sy_jmagstr	7.984±0.020	J (2MASS) Magnitude
sy_kepmag	10.28 mag
sy_kepmagerr1	—
sy_kepmagerr2	—
sy_kepmagstr	10.277	Kepler Magnitude
sy_kmag	7.19 mag
sy_kmagerr1	0.02 mag
sy_kmagerr2	-0.02 mag
sy_kmagstr	7.193±0.024	Ks (2MASS) Magnitude
sy_mnum	0
sy_plx	33.69 mas
sy_plxerr1	0.06 mas
sy_plxerr2	-0.06 mas
sy_plxstr	33.6855000±0.0611343	Parallax [mas]
sy_pm	433.68 mas/yr
sy_pmdec	216.07 mas/yr
sy_pmdecerr1	0.07 mas/yr
sy_pmdecerr2	-0.07 mas/yr
sy_pmdecstr	216.0710000±0.0703346	Proper Motion (Dec) [mas/yr]
sy_pmerr1	0.09 mas/yr
sy_pmerr2	-0.09 mas/yr
sy_pmra	376.02 mas/yr
sy_pmraerr1	0.09 mas/yr
sy_pmraerr2	-0.09 mas/yr
sy_pmrastr	376.0190000±0.0944988	Proper Motion (RA) [mas/yr]
sy_pmstr	433.6784124±0.0891140	Total Proper Motion [mas/yr]
sy_pnum	3
sy_refname	<a refstr=STASSUN_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....158..138S/abstract target=ref>TICv8</a>	System Parameter Reference
sy_rmag	9.90 mag
sy_rmagerr1	3.78e-4 mag
sy_rmagerr2	-3.78e-4 mag
sy_rmagstr	9.9025700±0.0003783	r (Sloan) Magnitude
sy_snum	1
sy_tmag	9.07 mag
sy_tmagerr1	6.00e-3 mag
sy_tmagerr2	-6.00e-3 mag
sy_tmagstr	9.0684±0.0060	TESS Magnitude
sy_umag	14.71 mag
sy_umagerr1	5.91e-3 mag
sy_umagerr2	-5.91e-3 mag
sy_umagstr	14.7056000±0.0059104	u (Sloan) Magnitude
sy_vmag	10.37 mag
sy_vmagerr1	0.03 mag
sy_vmagerr2	-0.03 mag
sy_vmagstr	10.37±0.03	V (Johnson) Magnitude
sy_w1mag	—
sy_w1magerr1	—
sy_w1magerr2	—
sy_w1magstr	—	W1 (WISE) Magnitude
sy_w2mag	—
sy_w2magerr1	—
sy_w2magerr2	—
sy_w2magstr	—	W2 (WISE) Magnitude
sy_w3mag	—
sy_w3magerr1	—
sy_w3magerr2	—
sy_w3magstr	—	W3 (WISE) Magnitude
sy_w4mag	—
sy_w4magerr1	—
sy_w4magerr2	—
sy_w4magstr	—	W4 (WISE) Magnitude
sy_zmag	9.85 mag
sy_zmagerr1	1.21e-3 mag
sy_zmagerr2	-1.21e-3 mag
sy_zmagstr	9.8503900±0.0012146	z (Sloan) Magnitude
tic_id	TIC 301289516	TIC ID
tran_flag	1
ttv_flag	0
x	0.99
y	-0.14
z	-0.02

Record 7

Transit • 2017 • K2

🪐

▶All Properties

Property	Value	Description
ast_flag	0
cb_flag	0
dec	-1.29 deg
decstr	-01d17m07.24s	Dec [sexagesimal]
default_flag	0
disc_facility	K2	Discovery Facility
disc_instrument	Kepler CCD Array	Discovery Instrument
disc_locale	Space	Discovery Locale
disc_pubdate	2017-12	Discovery Publication Date
disc_refname	<a refstr=NIRAULA_ET_AL__2017 href=https://ui.adsabs.harvard.edu/abs/2017AJ....154..266N/abstract target=ref>Niraula et al. 2017</a>	Discovery Reference
disc_telescope	0.95 m Kepler Telescope	Discovery Telescope
disc_year	2017
discoverymethod	Transit	Discovery Method
dkin_flag	0
elat	2.08 deg
elon	351.93 deg
etv_flag	0
gaia_dr2_id	Gaia DR2 2643842302456085888	Gaia DR2 ID
gaia_dr3_id	Gaia DR3 2643842302456085888	Gaia DR3 ID
glat	-57.18 deg
glon	81.35 deg
hd_name	—	HD ID
hip_name	HIP 115752	HIP ID
hostname	GJ 9827	Host Name
htm20	-676985054
ima_flag	0
micro_flag	0
obm_flag	0
pl_bmasse	3.69 Mearth
pl_bmasseerr1	0.48 Mearth
pl_bmasseerr2	-0.46 Mearth
pl_bmasselim	0
pl_bmassestr	<div><span class="supersubNumber">3.69</span><span class="superscript">+0.48</span><span class="subscript">-0.46</span></div>	Planet Mass or Mass*sin(i) [Earth Mass]
pl_bmassj	0.01 Mjupiter
pl_bmassjerr1	1.51e-3 Mjupiter
pl_bmassjerr2	-1.45e-3 Mjupiter
pl_bmassjlim	0
pl_bmassjstr	<div><span class="supersubNumber">0.0116</span><span class="superscript">+0.0015</span><span class="subscript">-0.0014</span></div>	Planet Mass or Mass*sin(i) [Jupiter Mass]
pl_bmassprov	Mass	Planet Mass or Mass*sin(i) Provenance
pl_cmasse	—
pl_cmasseerr1	—
pl_cmasseerr2	—
pl_cmasselim	—
pl_cmassestr	—	Planet Mass*sin(i)/sin(i) [Earth Mass]
pl_cmassj	—
pl_cmassjerr1	—
pl_cmassjerr2	—
pl_cmassjlim	—
pl_cmassjstr	—	Planet Mass*sin(i)/sin(i) [Jupiter Mass]
pl_controv_flag	0
pl_dens	5.11 g/cm**3
pl_denserr1	1.74 g/cm**3
pl_denserr2	-1.27 g/cm**3
pl_denslim	0
pl_densstr	<div><span class="supersubNumber">5.11</span><span class="superscript">+1.74</span><span class="subscript">-1.27</span></div>	Planet Density [g/cm**3]
pl_eqt	1114 K
pl_eqterr1	46 K
pl_eqterr2	-26 K
pl_eqtlim	0
pl_eqtstr	<div><span class="supersubNumber">1114</span><span class="superscript">+46</span><span class="subscript">-26</span></div>	Equilibrium Temperature [K]
pl_imppar	0.21
pl_impparerr1	0.23
pl_impparerr2	-0.14
pl_impparlim	0
pl_impparstr	<div><span class="supersubNumber">0.21</span><span class="superscript">+0.23</span><span class="subscript">-0.14</span></div>	Impact Parameter
pl_insol	256 Searth
pl_insolerr1	44 Searth
pl_insolerr2	-23 Searth
pl_insollim	0
pl_insolstr	<div><span class="supersubNumber">256</span><span class="superscript">+44</span><span class="subscript">-23</span></div>	Insolation Flux [Earth Flux]
pl_letter	b	Planet Letter
pl_masse	3.69 Mearth
pl_masseerr1	0.48 Mearth
pl_masseerr2	-0.46 Mearth
pl_masselim	0
pl_massestr	<div><span class="supersubNumber">3.69</span><span class="superscript">+0.48</span><span class="subscript">-0.46</span></div>	Planet Mass [Earth Mass]
pl_massj	0.01 Mjupiter
pl_massjerr1	1.51e-3 Mjupiter
pl_massjerr2	-1.45e-3 Mjupiter
pl_massjlim	0
pl_massjstr	<div><span class="supersubNumber">0.0116</span><span class="superscript">+0.0015</span><span class="subscript">-0.0014</span></div>	Planet Mass [Jupiter Mass]
pl_msinie	—
pl_msinieerr1	—
pl_msinieerr2	—
pl_msinielim	—
pl_msiniestr	—	Planet Mass*sin(i) [Earth Mass]
pl_msinij	—
pl_msinijerr1	—
pl_msinijerr2	—
pl_msinijlim	—
pl_msinijstr	—	Planet Mass*sin(i) [Jupiter Mass]
pl_name	GJ 9827 b	Planet Name
pl_ndispec	0
pl_nespec	0
pl_nnotes	2
pl_ntranspec	0
pl_occdep	—
pl_occdeperr1	—
pl_occdeperr2	—
pl_occdeplim	—
pl_occdepstr	—	Occultation Depth [%]
pl_orbeccen	—
pl_orbeccenerr1	—
pl_orbeccenerr2	—
pl_orbeccenlim	—
pl_orbeccenstr	—	Eccentricity
pl_orbincl	88.33 deg
pl_orbinclerr1	1.15 deg
pl_orbinclerr2	-2.10 deg
pl_orbincllim	0
pl_orbinclstr	<div><span class="supersubNumber">88.33</span><span class="superscript">+1.15</span><span class="subscript">-2.10</span></div>	Inclination [deg]
pl_orblper	—
pl_orblpererr1	—
pl_orblpererr2	—
pl_orblperlim	—
pl_orblperstr	—	Argument of Periastron [deg]
pl_orbper	1.21 day
pl_orbpererr1	1.20e-5 day
pl_orbpererr2	-1.20e-5 day
pl_orbperlim	0
pl_orbperstr	1.208966±0.000012	Orbital Period [day]
pl_orbsmax	0.02 au
pl_orbsmaxerr1	2.00e-3 au
pl_orbsmaxerr2	-2.30e-3 au
pl_orbsmaxlim	0
pl_orbsmaxstr	<div><span class="supersubNumber">0.0206</span><span class="superscript">+0.0020</span><span class="subscript">-0.0023</span></div>	Orbit Semi-Major Axis [au]
pl_orbtper	—
pl_orbtpererr1	—
pl_orbtpererr2	—
pl_orbtperlim	—
pl_orbtperstr	—	Epoch of Periastron [day]
pl_projobliq	—
pl_projobliqerr1	—
pl_projobliqerr2	—
pl_projobliqlim	—
pl_projobliqstr	—	Projected Obliquity [deg]
pl_pubdate	2018-10	Planetary Parameter Reference Publication Date
pl_rade	1.58 Rearth
pl_radeerr1	0.14 Rearth
pl_radeerr2	-0.13 Rearth
pl_radelim	0
pl_radestr	<div><span class="supersubNumber">1.58</span><span class="superscript">+0.14</span><span class="subscript">-0.13</span></div>	Planet Radius [Earth Radius]
pl_radj	0.14 Rjupiter
pl_radjerr1	0.01 Rjupiter
pl_radjerr2	-0.01 Rjupiter
pl_radjlim	0
pl_radjstr	<div><span class="supersubNumber">0.141</span><span class="superscript">+0.012</span><span class="subscript">-0.012</span></div>	Planet Radius [Jupiter Radius]
pl_ratdor	7.23
pl_ratdorerr1	0.19
pl_ratdorerr2	-0.55
pl_ratdorlim	0
pl_ratdorstr	<div><span class="supersubNumber">7.23</span><span class="superscript">+0.19</span><span class="subscript">-0.55</span></div>	Ratio of Semi-Major Axis to Stellar Radius
pl_ratror	0.02
pl_ratrorerr1	5.80e-4
pl_ratrorerr2	-3.70e-4
pl_ratrorlim	0
pl_ratrorstr	<div><span class="supersubNumber">0.02322</span><span class="superscript">+0.00058</span><span class="subscript">-0.00037</span></div>	Ratio of Planet to Stellar Radius
pl_refname	<a refstr=PRIETO_ARRANZ_ET_AL__2018 href=https://ui.adsabs.harvard.edu/abs/2018A&A...618A.116P/abstract target=ref>Prieto-Arranz et al. 2018</a>	Planetary Parameter Reference
pl_rvamp	3 m/s
pl_rvamperr1	0.35 m/s
pl_rvamperr2	-0.35 m/s
pl_rvamplim	0
pl_rvampstr	3.00±0.35	Radial Velocity Amplitude [m/s]
pl_trandep	—
pl_trandeperr1	—
pl_trandeperr2	—
pl_trandeplim	—
pl_trandepstr	—	Transit Depth [%]
pl_trandur	1.28 hour
pl_trandurerr1	0.02 hour
pl_trandurerr2	-0.02 hour
pl_trandurlim	0
pl_trandurstr	1.281±0.020	Transit Duration [hour]
pl_tranmid	2.46e6 day
pl_tranmiderr1	4.40e-4 day
pl_tranmiderr2	-4.20e-4 day
pl_tranmidlim	0
pl_tranmidstr	<div><span class="supersubNumber">2457738.82646</span><span class="superscript">+0.00044</span><span class="subscript">-0.00042</span></div>	Time of Conjunction (Transit Midpoint) [day]
pl_trueobliq	—
pl_trueobliqerr1	—
pl_trueobliqerr2	—
pl_trueobliqlim	—
pl_trueobliqstr	—	True Obliquity [deg]
pl_tsystemref	BJD-TDB	Time Reference Frame and Standard
ptv_flag	0
pul_flag	0
ra	351.77 deg
rastr	23h27m05.23s	RA [sexagesimal]
releasedate	2021-07-12	Release Date
rowupdate	2021-07-12	Date of Last Update
rv_flag	1
soltype	Published Confirmed	Solution Type
st_age	—
st_ageerr1	—
st_ageerr2	—
st_agelim	—
st_agestr	—	Stellar Age [Gyr]
st_dens	—
st_denserr1	—
st_denserr2	—
st_denslim	—
st_densstr	—	Stellar Density [g/cm**3]
st_logg	4.66 log(cm/s**2)
st_loggerr1	0.04 log(cm/s**2)
st_loggerr2	-0.04 log(cm/s**2)
st_logglim	0
st_loggstr	4.657±0.042	Stellar Surface Gravity [log(cm/s**2)]
st_lum	—
st_lumerr1	—
st_lumerr2	—
st_lumlim	—
st_lumstr	—	Stellar Luminosity [log(Solar)]
st_mass	0.64 Msun
st_masserr1	0.05 Msun
st_masserr2	-0.05 Msun
st_masslim	0
st_massstr	0.637±0.051	Stellar Mass [Solar mass]
st_met	-0.29 dex
st_meterr1	0.12 dex
st_meterr2	-0.12 dex
st_metlim	0
st_metratio	[Fe/H]	Stellar Metallicity Ratio
st_metstr	-0.29±0.12	Stellar Metallicity [dex]
st_nphot	1
st_nrvc	0
st_nspec	0
st_rad	0.62 Rsun
st_raderr1	0.05 Rsun
st_raderr2	-0.05 Rsun
st_radlim	0
st_radstr	0.622±0.051	Stellar Radius [Solar Radius]
st_radv	31.95 km/s
st_radverr1	3.50e-4 km/s
st_radverr2	-3.40e-4 km/s
st_radvlim	0
st_radvstr	<div><span class="supersubNumber">31.94888</span><span class="superscript">+0.00035</span><span class="subscript">-0.00034</span></div>	Systemic Radial Velocity [km/s]
st_refname	<a refstr=PRIETO_ARRANZ_ET_AL__2018 href=https://ui.adsabs.harvard.edu/abs/2018A&A...618A.116P/abstract target=ref>Prieto-Arranz et al. 2018</a>	Stellar Parameter Reference
st_rotp	—
st_rotperr1	—
st_rotperr2	—
st_rotplim	—
st_rotpstr	—	Stellar Rotational Period [day]
st_spectype	K6 V	Spectral Type
st_teff	4219 K
st_tefferr1	70 K
st_tefferr2	-70 K
st_tefflim	0
st_teffstr	4219±70	Stellar Effective Temperature [K]
st_vsin	1.50 km/s
st_vsinerr1	1 km/s
st_vsinerr2	-1 km/s
st_vsinlim	0
st_vsinstr	1.5±1.0	Stellar Rotational Velocity [km/s]
sy_bmag	11.59 mag
sy_bmagerr1	0.03 mag
sy_bmagerr2	-0.03 mag
sy_bmagstr	11.588±0.034	B (Johnson) Magnitude
sy_dist	29.66 pc
sy_disterr1	0.05 pc
sy_disterr2	-0.05 pc
sy_diststr	<div><span class="supersubNumber">29.6610</span><span class="superscript">+0.0543</span><span class="subscript">-0.0541</span></div>	Distance [pc]
sy_gaiamag	9.84 mag
sy_gaiamagerr1	4.11e-4 mag
sy_gaiamagerr2	-4.11e-4 mag
sy_gaiamagstr	9.837730±0.000411	Gaia Magnitude
sy_gmag	11.16 mag
sy_gmagerr1	5.39e-4 mag
sy_gmagerr2	-5.39e-4 mag
sy_gmagstr	11.1637000±0.0005387	g (Sloan) Magnitude
sy_hmag	7.38 mag
sy_hmagerr1	0.04 mag
sy_hmagerr2	-0.04 mag
sy_hmagstr	7.379±0.042	H (2MASS) Magnitude
sy_icmag	—
sy_icmagerr1	—
sy_icmagerr2	—
sy_icmagstr	—	I (Cousins) Magnitude
sy_imag	13.17 mag
sy_imagerr1	8.79e-3 mag
sy_imagerr2	-8.79e-3 mag
sy_imagstr	13.1720000±0.0087852	i (Sloan) Magnitude
sy_jmag	7.98 mag
sy_jmagerr1	0.02 mag
sy_jmagerr2	-0.02 mag
sy_jmagstr	7.984±0.020	J (2MASS) Magnitude
sy_kepmag	10.28 mag
sy_kepmagerr1	—
sy_kepmagerr2	—
sy_kepmagstr	10.277	Kepler Magnitude
sy_kmag	7.19 mag
sy_kmagerr1	0.02 mag
sy_kmagerr2	-0.02 mag
sy_kmagstr	7.193±0.024	Ks (2MASS) Magnitude
sy_mnum	0
sy_plx	33.69 mas
sy_plxerr1	0.06 mas
sy_plxerr2	-0.06 mas
sy_plxstr	33.6855000±0.0611343	Parallax [mas]
sy_pm	433.68 mas/yr
sy_pmdec	216.07 mas/yr
sy_pmdecerr1	0.07 mas/yr
sy_pmdecerr2	-0.07 mas/yr
sy_pmdecstr	216.0710000±0.0703346	Proper Motion (Dec) [mas/yr]
sy_pmerr1	0.09 mas/yr
sy_pmerr2	-0.09 mas/yr
sy_pmra	376.02 mas/yr
sy_pmraerr1	0.09 mas/yr
sy_pmraerr2	-0.09 mas/yr
sy_pmrastr	376.0190000±0.0944988	Proper Motion (RA) [mas/yr]
sy_pmstr	433.6784124±0.0891140	Total Proper Motion [mas/yr]
sy_pnum	3
sy_refname	<a refstr=STASSUN_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....158..138S/abstract target=ref>TICv8</a>	System Parameter Reference
sy_rmag	9.90 mag
sy_rmagerr1	3.78e-4 mag
sy_rmagerr2	-3.78e-4 mag
sy_rmagstr	9.9025700±0.0003783	r (Sloan) Magnitude
sy_snum	1
sy_tmag	9.07 mag
sy_tmagerr1	6.00e-3 mag
sy_tmagerr2	-6.00e-3 mag
sy_tmagstr	9.0684±0.0060	TESS Magnitude
sy_umag	14.71 mag
sy_umagerr1	5.91e-3 mag
sy_umagerr2	-5.91e-3 mag
sy_umagstr	14.7056000±0.0059104	u (Sloan) Magnitude
sy_vmag	10.37 mag
sy_vmagerr1	0.03 mag
sy_vmagerr2	-0.03 mag
sy_vmagstr	10.37±0.03	V (Johnson) Magnitude
sy_w1mag	—
sy_w1magerr1	—
sy_w1magerr2	—
sy_w1magstr	—	W1 (WISE) Magnitude
sy_w2mag	—
sy_w2magerr1	—
sy_w2magerr2	—
sy_w2magstr	—	W2 (WISE) Magnitude
sy_w3mag	—
sy_w3magerr1	—
sy_w3magerr2	—
sy_w3magstr	—	W3 (WISE) Magnitude
sy_w4mag	—
sy_w4magerr1	—
sy_w4magerr2	—
sy_w4magstr	—	W4 (WISE) Magnitude
sy_zmag	9.85 mag
sy_zmagerr1	1.21e-3 mag
sy_zmagerr2	-1.21e-3 mag
sy_zmagstr	9.8503900±0.0012146	z (Sloan) Magnitude
tic_id	TIC 301289516	TIC ID
tran_flag	1
ttv_flag	0
x	0.99
y	-0.14
z	-0.02

Record 8

Transit • 2017 • K2

🪐

▶All Properties

Property	Value	Description
ast_flag	0
cb_flag	0
dec	-1.29 deg
decstr	-01d17m07.24s	Dec [sexagesimal]
default_flag	0
disc_facility	K2	Discovery Facility
disc_instrument	Kepler CCD Array	Discovery Instrument
disc_locale	Space	Discovery Locale
disc_pubdate	2017-12	Discovery Publication Date
disc_refname	<a refstr=NIRAULA_ET_AL__2017 href=https://ui.adsabs.harvard.edu/abs/2017AJ....154..266N/abstract target=ref>Niraula et al. 2017</a>	Discovery Reference
disc_telescope	0.95 m Kepler Telescope	Discovery Telescope
disc_year	2017
discoverymethod	Transit	Discovery Method
dkin_flag	0
elat	2.08 deg
elon	351.93 deg
etv_flag	0
gaia_dr2_id	Gaia DR2 2643842302456085888	Gaia DR2 ID
gaia_dr3_id	Gaia DR3 2643842302456085888	Gaia DR3 ID
glat	-57.18 deg
glon	81.35 deg
hd_name	—	HD ID
hip_name	HIP 115752	HIP ID
hostname	GJ 9827	Host Name
htm20	-676985054
ima_flag	0
micro_flag	0
obm_flag	0
pl_bmasse	4.89 Mearth
pl_bmasseerr1	0.43 Mearth
pl_bmasseerr2	-0.42 Mearth
pl_bmasselim	0
pl_bmassestr	<div><span class="supersubNumber">4.89</span><span class="superscript">+0.43</span><span class="subscript">-0.42</span></div>	Planet Mass or Mass*sin(i) [Earth Mass]
pl_bmassj	0.02 Mjupiter
pl_bmassjerr1	1.35e-3 Mjupiter
pl_bmassjerr2	-1.32e-3 Mjupiter
pl_bmassjlim	0
pl_bmassjstr	<div><span class="supersubNumber">0.0154</span><span class="superscript">+0.0014</span><span class="subscript">-0.0013</span></div>	Planet Mass or Mass*sin(i) [Jupiter Mass]
pl_bmassprov	Mass	Planet Mass or Mass*sin(i) Provenance
pl_cmasse	—
pl_cmasseerr1	—
pl_cmasseerr2	—
pl_cmasselim	—
pl_cmassestr	—	Planet Mass*sin(i)/sin(i) [Earth Mass]
pl_cmassj	—
pl_cmassjerr1	—
pl_cmassjerr2	—
pl_cmassjlim	—
pl_cmassjstr	—	Planet Mass*sin(i)/sin(i) [Jupiter Mass]
pl_controv_flag	0
pl_dens	6.90 g/cm**3
pl_denserr1	1 g/cm**3
pl_denserr2	-1.10 g/cm**3
pl_denslim	0
pl_densstr	<div><span class="supersubNumber">6.9</span><span class="superscript">+1.0</span><span class="subscript">-1.1</span></div>	Planet Density [g/cm**3]
pl_eqt	—
pl_eqterr1	—
pl_eqterr2	—
pl_eqtlim	—
pl_eqtstr	—	Equilibrium Temperature [K]
pl_imppar	—
pl_impparerr1	—
pl_impparerr2	—
pl_impparlim	—
pl_impparstr	—	Impact Parameter
pl_insol	—
pl_insolerr1	—
pl_insolerr2	—
pl_insollim	—
pl_insolstr	—	Insolation Flux [Earth Flux]
pl_letter	b	Planet Letter
pl_masse	4.89 Mearth
pl_masseerr1	0.43 Mearth
pl_masseerr2	-0.42 Mearth
pl_masselim	0
pl_massestr	<div><span class="supersubNumber">4.89</span><span class="superscript">+0.43</span><span class="subscript">-0.42</span></div>	Planet Mass [Earth Mass]
pl_massj	0.02 Mjupiter
pl_massjerr1	1.35e-3 Mjupiter
pl_massjerr2	-1.32e-3 Mjupiter
pl_massjlim	0
pl_massjstr	<div><span class="supersubNumber">0.0154</span><span class="superscript">+0.0014</span><span class="subscript">-0.0013</span></div>	Planet Mass [Jupiter Mass]
pl_msinie	—
pl_msinieerr1	—
pl_msinieerr2	—
pl_msinielim	—
pl_msiniestr	—	Planet Mass*sin(i) [Earth Mass]
pl_msinij	—
pl_msinijerr1	—
pl_msinijerr2	—
pl_msinijlim	—
pl_msinijstr	—	Planet Mass*sin(i) [Jupiter Mass]
pl_name	GJ 9827 b	Planet Name
pl_ndispec	0
pl_nespec	0
pl_nnotes	2
pl_ntranspec	0
pl_occdep	—
pl_occdeperr1	—
pl_occdeperr2	—
pl_occdeplim	—
pl_occdepstr	—	Occultation Depth [%]
pl_orbeccen	—
pl_orbeccenerr1	—
pl_orbeccenerr2	—
pl_orbeccenlim	—
pl_orbeccenstr	—	Eccentricity
pl_orbincl	—
pl_orbinclerr1	—
pl_orbinclerr2	—
pl_orbincllim	—
pl_orbinclstr	—	Inclination [deg]
pl_orblper	—
pl_orblpererr1	—
pl_orblpererr2	—
pl_orblperlim	—
pl_orblperstr	—	Argument of Periastron [deg]
pl_orbper	1.21 day
pl_orbpererr1	—
pl_orbpererr2	—
pl_orbperlim	0
pl_orbperstr	1.209	Orbital Period [day]
pl_orbsmax	—
pl_orbsmaxerr1	—
pl_orbsmaxerr2	—
pl_orbsmaxlim	—
pl_orbsmaxstr	—	Orbit Semi-Major Axis [au]
pl_orbtper	—
pl_orbtpererr1	—
pl_orbtpererr2	—
pl_orbtperlim	—
pl_orbtperstr	—	Epoch of Periastron [day]
pl_projobliq	—
pl_projobliqerr1	—
pl_projobliqerr2	—
pl_projobliqlim	—
pl_projobliqstr	—	Projected Obliquity [deg]
pl_pubdate	2019-09	Planetary Parameter Reference Publication Date
pl_rade	1.57 Rearth
pl_radeerr1	0.03 Rearth
pl_radeerr2	-0.04 Rearth
pl_radelim	0
pl_radestr	<div><span class="supersubNumber">1.571</span><span class="superscript">+0.033</span><span class="subscript">-0.039</span></div>	Planet Radius [Earth Radius]
pl_radj	0.14 Rjupiter
pl_radjerr1	2.94e-3 Rjupiter
pl_radjerr2	-3.48e-3 Rjupiter
pl_radjlim	0
pl_radjstr	<div><span class="supersubNumber">0.1402</span><span class="superscript">+0.0029</span><span class="subscript">-0.0035</span></div>	Planet Radius [Jupiter Radius]
pl_ratdor	—
pl_ratdorerr1	—
pl_ratdorerr2	—
pl_ratdorlim	—
pl_ratdorstr	—	Ratio of Semi-Major Axis to Stellar Radius
pl_ratror	0.02
pl_ratrorerr1	3.80e-4
pl_ratrorerr2	-4.90e-4
pl_ratrorlim	0
pl_ratrorstr	<div><span class="supersubNumber">0.02401</span><span class="superscript">+0.00038</span><span class="subscript">-0.00049</span></div>	Ratio of Planet to Stellar Radius
pl_refname	<a refstr=DAI_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019ApJ...883...79D/abstract target=ref>Dai et al. 2019</a>	Planetary Parameter Reference
pl_rvamp	4.10 m/s
pl_rvamperr1	0.35 m/s
pl_rvamperr2	-0.34 m/s
pl_rvamplim	0
pl_rvampstr	<div><span class="supersubNumber">4.10</span><span class="superscript">+0.35</span><span class="subscript">-0.34</span></div>	Radial Velocity Amplitude [m/s]
pl_trandep	—
pl_trandeperr1	—
pl_trandeperr2	—
pl_trandeplim	—
pl_trandepstr	—	Transit Depth [%]
pl_trandur	—
pl_trandurerr1	—
pl_trandurerr2	—
pl_trandurlim	—
pl_trandurstr	—	Transit Duration [hour]
pl_tranmid	—
pl_tranmiderr1	—
pl_tranmiderr2	—
pl_tranmidlim	—
pl_tranmidstr	—	Time of Conjunction (Transit Midpoint) [day]
pl_trueobliq	—
pl_trueobliqerr1	—
pl_trueobliqerr2	—
pl_trueobliqlim	—
pl_trueobliqstr	—	True Obliquity [deg]
pl_tsystemref	—	Time Reference Frame and Standard
ptv_flag	0
pul_flag	0
ra	351.77 deg
rastr	23h27m05.23s	RA [sexagesimal]
releasedate	2019-08-29	Release Date
rowupdate	2019-08-23	Date of Last Update
rv_flag	1
soltype	Published Confirmed	Solution Type
st_age	—
st_ageerr1	—
st_ageerr2	—
st_agelim	—
st_agestr	—	Stellar Age [Gyr]
st_dens	3.97 g/cm**3
st_denserr1	0.20 g/cm**3
st_denserr2	-0.15 g/cm**3
st_denslim	0
st_densstr	<div><span class="supersubNumber">3.97</span><span class="superscript">+0.20</span><span class="subscript">-0.15</span></div>	Stellar Density [g/cm**3]
st_logg	4.70 log(cm/s**2)
st_loggerr1	0.15 log(cm/s**2)
st_loggerr2	-0.15 log(cm/s**2)
st_logglim	0
st_loggstr	4.70±0.15	Stellar Surface Gravity [log(cm/s**2)]
st_lum	—
st_lumerr1	—
st_lumerr2	—
st_lumlim	—
st_lumstr	—	Stellar Luminosity [log(Solar)]
st_mass	0.61 Msun
st_masserr1	0.02 Msun
st_masserr2	-0.01 Msun
st_masslim	0
st_massstr	<div><span class="supersubNumber">0.606</span><span class="superscript">+0.020</span><span class="subscript">-0.015</span></div>	Stellar Mass [Solar mass]
st_met	-0.28 dex
st_meterr1	0.12 dex
st_meterr2	-0.12 dex
st_metlim	0
st_metratio	[Fe/H]	Stellar Metallicity Ratio
st_metstr	-0.28±0.12	Stellar Metallicity [dex]
st_nphot	1
st_nrvc	0
st_nspec	0
st_rad	0.60 Rsun
st_raderr1	8.10e-3 Rsun
st_raderr2	-8.50e-3 Rsun
st_radlim	0
st_radstr	<div><span class="supersubNumber">0.5994</span><span class="superscript">+0.0081</span><span class="subscript">-0.0085</span></div>	Stellar Radius [Solar Radius]
st_radv	—
st_radverr1	—
st_radverr2	—
st_radvlim	—
st_radvstr	—	Systemic Radial Velocity [km/s]
st_refname	<a refstr=DAI_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019ApJ...883...79D/abstract target=ref>Dai et al. 2019</a>	Stellar Parameter Reference
st_rotp	—
st_rotperr1	—
st_rotperr2	—
st_rotplim	—
st_rotpstr	—	Stellar Rotational Period [day]
st_spectype	—	Spectral Type
st_teff	4255 K
st_tefferr1	110 K
st_tefferr2	-110 K
st_tefflim	0
st_teffstr	4255±110	Stellar Effective Temperature [K]
st_vsin	—
st_vsinerr1	—
st_vsinerr2	—
st_vsinlim	—
st_vsinstr	—	Stellar Rotational Velocity [km/s]
sy_bmag	11.59 mag
sy_bmagerr1	0.03 mag
sy_bmagerr2	-0.03 mag
sy_bmagstr	11.588±0.034	B (Johnson) Magnitude
sy_dist	29.66 pc
sy_disterr1	0.05 pc
sy_disterr2	-0.05 pc
sy_diststr	<div><span class="supersubNumber">29.6610</span><span class="superscript">+0.0543</span><span class="subscript">-0.0541</span></div>	Distance [pc]
sy_gaiamag	9.84 mag
sy_gaiamagerr1	4.11e-4 mag
sy_gaiamagerr2	-4.11e-4 mag
sy_gaiamagstr	9.837730±0.000411	Gaia Magnitude
sy_gmag	11.16 mag
sy_gmagerr1	5.39e-4 mag
sy_gmagerr2	-5.39e-4 mag
sy_gmagstr	11.1637000±0.0005387	g (Sloan) Magnitude
sy_hmag	7.38 mag
sy_hmagerr1	0.04 mag
sy_hmagerr2	-0.04 mag
sy_hmagstr	7.379±0.042	H (2MASS) Magnitude
sy_icmag	—
sy_icmagerr1	—
sy_icmagerr2	—
sy_icmagstr	—	I (Cousins) Magnitude
sy_imag	13.17 mag
sy_imagerr1	8.79e-3 mag
sy_imagerr2	-8.79e-3 mag
sy_imagstr	13.1720000±0.0087852	i (Sloan) Magnitude
sy_jmag	7.98 mag
sy_jmagerr1	0.02 mag
sy_jmagerr2	-0.02 mag
sy_jmagstr	7.984±0.020	J (2MASS) Magnitude
sy_kepmag	10.28 mag
sy_kepmagerr1	—
sy_kepmagerr2	—
sy_kepmagstr	10.277	Kepler Magnitude
sy_kmag	7.19 mag
sy_kmagerr1	0.02 mag
sy_kmagerr2	-0.02 mag
sy_kmagstr	7.193±0.024	Ks (2MASS) Magnitude
sy_mnum	0
sy_plx	33.69 mas
sy_plxerr1	0.06 mas
sy_plxerr2	-0.06 mas
sy_plxstr	33.6855000±0.0611343	Parallax [mas]
sy_pm	433.68 mas/yr
sy_pmdec	216.07 mas/yr
sy_pmdecerr1	0.07 mas/yr
sy_pmdecerr2	-0.07 mas/yr
sy_pmdecstr	216.0710000±0.0703346	Proper Motion (Dec) [mas/yr]
sy_pmerr1	0.09 mas/yr
sy_pmerr2	-0.09 mas/yr
sy_pmra	376.02 mas/yr
sy_pmraerr1	0.09 mas/yr
sy_pmraerr2	-0.09 mas/yr
sy_pmrastr	376.0190000±0.0944988	Proper Motion (RA) [mas/yr]
sy_pmstr	433.6784124±0.0891140	Total Proper Motion [mas/yr]
sy_pnum	3
sy_refname	<a refstr=STASSUN_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....158..138S/abstract target=ref>TICv8</a>	System Parameter Reference
sy_rmag	9.90 mag
sy_rmagerr1	3.78e-4 mag
sy_rmagerr2	-3.78e-4 mag
sy_rmagstr	9.9025700±0.0003783	r (Sloan) Magnitude
sy_snum	1
sy_tmag	9.07 mag
sy_tmagerr1	6.00e-3 mag
sy_tmagerr2	-6.00e-3 mag
sy_tmagstr	9.0684±0.0060	TESS Magnitude
sy_umag	14.71 mag
sy_umagerr1	5.91e-3 mag
sy_umagerr2	-5.91e-3 mag
sy_umagstr	14.7056000±0.0059104	u (Sloan) Magnitude
sy_vmag	10.37 mag
sy_vmagerr1	0.03 mag
sy_vmagerr2	-0.03 mag
sy_vmagstr	10.37±0.03	V (Johnson) Magnitude
sy_w1mag	—
sy_w1magerr1	—
sy_w1magerr2	—
sy_w1magstr	—	W1 (WISE) Magnitude
sy_w2mag	—
sy_w2magerr1	—
sy_w2magerr2	—
sy_w2magstr	—	W2 (WISE) Magnitude
sy_w3mag	—
sy_w3magerr1	—
sy_w3magerr2	—
sy_w3magstr	—	W3 (WISE) Magnitude
sy_w4mag	—
sy_w4magerr1	—
sy_w4magerr2	—
sy_w4magstr	—	W4 (WISE) Magnitude
sy_zmag	9.85 mag
sy_zmagerr1	1.21e-3 mag
sy_zmagerr2	-1.21e-3 mag
sy_zmagstr	9.8503900±0.0012146	z (Sloan) Magnitude
tic_id	TIC 301289516	TIC ID
tran_flag	1
ttv_flag	0
x	0.99
y	-0.14
z	-0.02

Record 9

Transit • 2017 • K2

🪐

▶All Properties

Property	Value	Description
ast_flag	0
cb_flag	0
dec	-1.29 deg
decstr	-01d17m07.24s	Dec [sexagesimal]
default_flag	0
disc_facility	K2	Discovery Facility
disc_instrument	Kepler CCD Array	Discovery Instrument
disc_locale	Space	Discovery Locale
disc_pubdate	2017-12	Discovery Publication Date
disc_refname	<a refstr=NIRAULA_ET_AL__2017 href=https://ui.adsabs.harvard.edu/abs/2017AJ....154..266N/abstract target=ref>Niraula et al. 2017</a>	Discovery Reference
disc_telescope	0.95 m Kepler Telescope	Discovery Telescope
disc_year	2017
discoverymethod	Transit	Discovery Method
dkin_flag	0
elat	2.08 deg
elon	351.93 deg
etv_flag	0
gaia_dr2_id	Gaia DR2 2643842302456085888	Gaia DR2 ID
gaia_dr3_id	Gaia DR3 2643842302456085888	Gaia DR3 ID
glat	-57.18 deg
glon	81.35 deg
hd_name	—	HD ID
hip_name	HIP 115752	HIP ID
hostname	GJ 9827	Host Name
htm20	-676985054
ima_flag	0
micro_flag	0
obm_flag	0
pl_bmasse	5.14 Mearth
pl_bmasseerr1	0.47 Mearth
pl_bmasseerr2	-0.47 Mearth
pl_bmasselim	0
pl_bmassestr	5.14±0.47	Planet Mass or Mass*sin(i) [Earth Mass]
pl_bmassj	0.02 Mjupiter
pl_bmassjerr1	1.48e-3 Mjupiter
pl_bmassjerr2	-1.48e-3 Mjupiter
pl_bmassjlim	0
pl_bmassjstr	0.0162±0.0015	Planet Mass or Mass*sin(i) [Jupiter Mass]
pl_bmassprov	Mass	Planet Mass or Mass*sin(i) Provenance
pl_cmasse	—
pl_cmasseerr1	—
pl_cmasseerr2	—
pl_cmasselim	—
pl_cmassestr	—	Planet Mass*sin(i)/sin(i) [Earth Mass]
pl_cmassj	—
pl_cmassjerr1	—
pl_cmassjerr2	—
pl_cmassjlim	—
pl_cmassjstr	—	Planet Mass*sin(i)/sin(i) [Jupiter Mass]
pl_controv_flag	0
pl_dens	7.19 g/cm**3
pl_denserr1	0.81 g/cm**3
pl_denserr2	-0.76 g/cm**3
pl_denslim	0
pl_densstr	<div><span class="supersubNumber">7.19</span><span class="superscript">+0.81</span><span class="subscript">-0.76</span></div>	Planet Density [g/cm**3]
pl_eqt	1175 K
pl_eqterr1	14 K
pl_eqterr2	-14 K
pl_eqtlim	0
pl_eqtstr	1175±14	Equilibrium Temperature [K]
pl_imppar	—
pl_impparerr1	—
pl_impparerr2	—
pl_impparlim	—
pl_impparstr	—	Impact Parameter
pl_insol	318 Searth
pl_insolerr1	16 Searth
pl_insolerr2	-16 Searth
pl_insollim	0
pl_insolstr	318±16	Insolation Flux [Earth Flux]
pl_letter	b	Planet Letter
pl_masse	5.14 Mearth
pl_masseerr1	0.47 Mearth
pl_masseerr2	-0.47 Mearth
pl_masselim	0
pl_massestr	5.14±0.47	Planet Mass [Earth Mass]
pl_massj	0.02 Mjupiter
pl_massjerr1	1.48e-3 Mjupiter
pl_massjerr2	-1.48e-3 Mjupiter
pl_massjlim	0
pl_massjstr	0.0162±0.0015	Planet Mass [Jupiter Mass]
pl_msinie	—
pl_msinieerr1	—
pl_msinieerr2	—
pl_msinielim	—
pl_msiniestr	—	Planet Mass*sin(i) [Earth Mass]
pl_msinij	—
pl_msinijerr1	—
pl_msinijerr2	—
pl_msinijlim	—
pl_msinijstr	—	Planet Mass*sin(i) [Jupiter Mass]
pl_name	GJ 9827 b	Planet Name
pl_ndispec	0
pl_nespec	0
pl_nnotes	2
pl_ntranspec	0
pl_occdep	—
pl_occdeperr1	—
pl_occdeperr2	—
pl_occdeplim	—
pl_occdepstr	—	Occultation Depth [%]
pl_orbeccen	0.06
pl_orbeccenerr1	—
pl_orbeccenerr2	—
pl_orbeccenlim	1
pl_orbeccenstr	<0.063	Eccentricity
pl_orbincl	86.07 deg
pl_orbinclerr1	0.41 deg
pl_orbinclerr2	-0.34 deg
pl_orbincllim	0
pl_orbinclstr	<div><span class="supersubNumber">86.07</span><span class="superscript">+0.41</span><span class="subscript">-0.34</span></div>	Inclination [deg]
pl_orblper	—
pl_orblpererr1	—
pl_orblpererr2	—
pl_orblperlim	—
pl_orblperstr	—	Argument of Periastron [deg]
pl_orbper	1.21 day
pl_orbpererr1	7.10e-6 day
pl_orbpererr2	-7.10e-6 day
pl_orbperlim	0
pl_orbperstr	1.2089819±0.0000071	Orbital Period [day]
pl_orbsmax	0.02 au
pl_orbsmaxerr1	1.60e-4 au
pl_orbsmaxerr2	-1.60e-4 au
pl_orbsmaxlim	0
pl_orbsmaxstr	0.01880±0.00016	Orbit Semi-Major Axis [au]
pl_orbtper	—
pl_orbtpererr1	—
pl_orbtpererr2	—
pl_orbtperlim	—
pl_orbtperstr	—	Epoch of Periastron [day]
pl_projobliq	—
pl_projobliqerr1	—
pl_projobliqerr2	—
pl_projobliqlim	—
pl_projobliqstr	—	Projected Obliquity [deg]
pl_pubdate	2023-04	Planetary Parameter Reference Publication Date
pl_rade	1.58 Rearth
pl_radeerr1	0.03 Rearth
pl_radeerr2	-0.03 Rearth
pl_radelim	0
pl_radestr	<div><span class="supersubNumber">1.577</span><span class="superscript">+0.027</span><span class="subscript">-0.031</span></div>	Planet Radius [Earth Radius]
pl_radj	0.14 Rjupiter
pl_radjerr1	2.41e-3 Rjupiter
pl_radjerr2	-2.77e-3 Rjupiter
pl_radjlim	0
pl_radjstr	<div><span class="supersubNumber">0.1407</span><span class="superscript">+0.0024</span><span class="subscript">-0.0028</span></div>	Planet Radius [Jupiter Radius]
pl_ratdor	—
pl_ratdorerr1	—
pl_ratdorerr2	—
pl_ratdorlim	—
pl_ratdorstr	—	Ratio of Semi-Major Axis to Stellar Radius
pl_ratror	—
pl_ratrorerr1	—
pl_ratrorerr2	—
pl_ratrorlim	—
pl_ratrorstr	—	Ratio of Planet to Stellar Radius
pl_refname	<a refstr=BONOMO_ET_AL__2023 href=https://ui.adsabs.harvard.edu/abs/2023arXiv230405773B/abstract target=ref>Bonomo et al. 2023</a>	Planetary Parameter Reference
pl_rvamp	4.31 m/s
pl_rvamperr1	0.39 m/s
pl_rvamperr2	-0.39 m/s
pl_rvamplim	0
pl_rvampstr	4.31±0.39	Radial Velocity Amplitude [m/s]
pl_trandep	—
pl_trandeperr1	—
pl_trandeperr2	—
pl_trandeplim	—
pl_trandepstr	—	Transit Depth [%]
pl_trandur	—
pl_trandurerr1	—
pl_trandurerr2	—
pl_trandurlim	—
pl_trandurstr	—	Transit Duration [hour]
pl_tranmid	2.46e6 day
pl_tranmiderr1	2.60e-4 day
pl_tranmiderr2	-2.60e-4 day
pl_tranmidlim	0
pl_tranmidstr	2457738.82586±0.00026	Time of Conjunction (Transit Midpoint) [day]
pl_trueobliq	—
pl_trueobliqerr1	—
pl_trueobliqerr2	—
pl_trueobliqlim	—
pl_trueobliqstr	—	True Obliquity [deg]
pl_tsystemref	BJD-TDB	Time Reference Frame and Standard
ptv_flag	0
pul_flag	0
ra	351.77 deg
rastr	23h27m05.23s	RA [sexagesimal]
releasedate	2023-04-17	Release Date
rowupdate	2023-04-17	Date of Last Update
rv_flag	1
soltype	Published Confirmed	Solution Type
st_age	10 Gyr
st_ageerr1	3 Gyr
st_ageerr2	-5 Gyr
st_agelim	0
st_agestr	<div><span class="supersubNumber">10</span><span class="superscript">+3</span><span class="subscript">-5</span></div>	Stellar Age [Gyr]
st_dens	—
st_denserr1	—
st_denserr2	—
st_denslim	—
st_densstr	—	Stellar Density [g/cm**3]
st_logg	—
st_loggerr1	—
st_loggerr2	—
st_logglim	—
st_loggstr	—	Stellar Surface Gravity [log(cm/s**2)]
st_lum	—
st_lumerr1	—
st_lumerr2	—
st_lumlim	—
st_lumstr	—	Stellar Luminosity [log(Solar)]
st_mass	0.61 Msun
st_masserr1	0.01 Msun
st_masserr2	-0.01 Msun
st_masslim	0
st_massstr	<div><span class="supersubNumber">0.606</span><span class="superscript">+0.015</span><span class="subscript">-0.014</span></div>	Stellar Mass [Solar mass]
st_met	-0.26 dex
st_meterr1	0.09 dex
st_meterr2	-0.09 dex
st_metlim	0
st_metratio	[Fe/H]	Stellar Metallicity Ratio
st_metstr	-0.26±0.09	Stellar Metallicity [dex]
st_nphot	1
st_nrvc	0
st_nspec	0
st_rad	0.60 Rsun
st_raderr1	5.00e-3 Rsun
st_raderr2	-4.00e-3 Rsun
st_radlim	0
st_radstr	<div><span class="supersubNumber">0.602</span><span class="superscript">+0.005</span><span class="subscript">-0.004</span></div>	Stellar Radius [Solar Radius]
st_radv	—
st_radverr1	—
st_radverr2	—
st_radvlim	—
st_radvstr	—	Systemic Radial Velocity [km/s]
st_refname	<a refstr=BONOMO_ET_AL__2023 href=https://ui.adsabs.harvard.edu/abs/2023arXiv230405773B/abstract target=ref>Bonomo et al. 2023</a>	Stellar Parameter Reference
st_rotp	28.90 day
st_rotperr1	1.09 day
st_rotperr2	-0.70 day
st_rotplim	0
st_rotpstr	<div><span class="supersubNumber">28.90</span><span class="superscript">+1.09</span><span class="subscript">-0.70</span></div>	Stellar Rotational Period [day]
st_spectype	—	Spectral Type
st_teff	4305 K
st_tefferr1	49 K
st_tefferr2	-49 K
st_tefflim	0
st_teffstr	4305±49	Stellar Effective Temperature [K]
st_vsin	—
st_vsinerr1	—
st_vsinerr2	—
st_vsinlim	—
st_vsinstr	—	Stellar Rotational Velocity [km/s]
sy_bmag	11.59 mag
sy_bmagerr1	0.03 mag
sy_bmagerr2	-0.03 mag
sy_bmagstr	11.588±0.034	B (Johnson) Magnitude
sy_dist	29.66 pc
sy_disterr1	0.05 pc
sy_disterr2	-0.05 pc
sy_diststr	<div><span class="supersubNumber">29.6610</span><span class="superscript">+0.0543</span><span class="subscript">-0.0541</span></div>	Distance [pc]
sy_gaiamag	9.84 mag
sy_gaiamagerr1	4.11e-4 mag
sy_gaiamagerr2	-4.11e-4 mag
sy_gaiamagstr	9.837730±0.000411	Gaia Magnitude
sy_gmag	11.16 mag
sy_gmagerr1	5.39e-4 mag
sy_gmagerr2	-5.39e-4 mag
sy_gmagstr	11.1637000±0.0005387	g (Sloan) Magnitude
sy_hmag	7.38 mag
sy_hmagerr1	0.04 mag
sy_hmagerr2	-0.04 mag
sy_hmagstr	7.379±0.042	H (2MASS) Magnitude
sy_icmag	—
sy_icmagerr1	—
sy_icmagerr2	—
sy_icmagstr	—	I (Cousins) Magnitude
sy_imag	13.17 mag
sy_imagerr1	8.79e-3 mag
sy_imagerr2	-8.79e-3 mag
sy_imagstr	13.1720000±0.0087852	i (Sloan) Magnitude
sy_jmag	7.98 mag
sy_jmagerr1	0.02 mag
sy_jmagerr2	-0.02 mag
sy_jmagstr	7.984±0.020	J (2MASS) Magnitude
sy_kepmag	10.28 mag
sy_kepmagerr1	—
sy_kepmagerr2	—
sy_kepmagstr	10.277	Kepler Magnitude
sy_kmag	7.19 mag
sy_kmagerr1	0.02 mag
sy_kmagerr2	-0.02 mag
sy_kmagstr	7.193±0.024	Ks (2MASS) Magnitude
sy_mnum	0
sy_plx	33.69 mas
sy_plxerr1	0.06 mas
sy_plxerr2	-0.06 mas
sy_plxstr	33.6855000±0.0611343	Parallax [mas]
sy_pm	433.68 mas/yr
sy_pmdec	216.07 mas/yr
sy_pmdecerr1	0.07 mas/yr
sy_pmdecerr2	-0.07 mas/yr
sy_pmdecstr	216.0710000±0.0703346	Proper Motion (Dec) [mas/yr]
sy_pmerr1	0.09 mas/yr
sy_pmerr2	-0.09 mas/yr
sy_pmra	376.02 mas/yr
sy_pmraerr1	0.09 mas/yr
sy_pmraerr2	-0.09 mas/yr
sy_pmrastr	376.0190000±0.0944988	Proper Motion (RA) [mas/yr]
sy_pmstr	433.6784124±0.0891140	Total Proper Motion [mas/yr]
sy_pnum	3
sy_refname	<a refstr=STASSUN_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....158..138S/abstract target=ref>TICv8</a>	System Parameter Reference
sy_rmag	9.90 mag
sy_rmagerr1	3.78e-4 mag
sy_rmagerr2	-3.78e-4 mag
sy_rmagstr	9.9025700±0.0003783	r (Sloan) Magnitude
sy_snum	1
sy_tmag	9.07 mag
sy_tmagerr1	6.00e-3 mag
sy_tmagerr2	-6.00e-3 mag
sy_tmagstr	9.0684±0.0060	TESS Magnitude
sy_umag	14.71 mag
sy_umagerr1	5.91e-3 mag
sy_umagerr2	-5.91e-3 mag
sy_umagstr	14.7056000±0.0059104	u (Sloan) Magnitude
sy_vmag	10.37 mag
sy_vmagerr1	0.03 mag
sy_vmagerr2	-0.03 mag
sy_vmagstr	10.37±0.03	V (Johnson) Magnitude
sy_w1mag	—
sy_w1magerr1	—
sy_w1magerr2	—
sy_w1magstr	—	W1 (WISE) Magnitude
sy_w2mag	—
sy_w2magerr1	—
sy_w2magerr2	—
sy_w2magstr	—	W2 (WISE) Magnitude
sy_w3mag	—
sy_w3magerr1	—
sy_w3magerr2	—
sy_w3magstr	—	W3 (WISE) Magnitude
sy_w4mag	—
sy_w4magerr1	—
sy_w4magerr2	—
sy_w4magstr	—	W4 (WISE) Magnitude
sy_zmag	9.85 mag
sy_zmagerr1	1.21e-3 mag
sy_zmagerr2	-1.21e-3 mag
sy_zmagstr	9.8503900±0.0012146	z (Sloan) Magnitude
tic_id	TIC 301289516	TIC ID
tran_flag	1
ttv_flag	0
x	0.99
y	-0.14
z	-0.02

Record 10

Transit • 2017 • K2

🪐

▶All Properties

Property	Value	Description
ast_flag	0
cb_flag	0
dec	-1.29 deg
decstr	-01d17m07.24s	Dec [sexagesimal]
default_flag	0
disc_facility	K2	Discovery Facility
disc_instrument	Kepler CCD Array	Discovery Instrument
disc_locale	Space	Discovery Locale
disc_pubdate	2017-12	Discovery Publication Date
disc_refname	<a refstr=NIRAULA_ET_AL__2017 href=https://ui.adsabs.harvard.edu/abs/2017AJ....154..266N/abstract target=ref>Niraula et al. 2017</a>	Discovery Reference
disc_telescope	0.95 m Kepler Telescope	Discovery Telescope
disc_year	2017
discoverymethod	Transit	Discovery Method
dkin_flag	0
elat	2.08 deg
elon	351.93 deg
etv_flag	0
gaia_dr2_id	Gaia DR2 2643842302456085888	Gaia DR2 ID
gaia_dr3_id	Gaia DR3 2643842302456085888	Gaia DR3 ID
glat	-57.18 deg
glon	81.35 deg
hd_name	—	HD ID
hip_name	HIP 115752	HIP ID
hostname	GJ 9827	Host Name
htm20	-676985054
ima_flag	0
micro_flag	0
obm_flag	0
pl_bmasse	—
pl_bmasseerr1	—
pl_bmasseerr2	—
pl_bmasselim	—
pl_bmassestr	—	Planet Mass or Mass*sin(i) [Earth Mass]
pl_bmassj	—
pl_bmassjerr1	—
pl_bmassjerr2	—
pl_bmassjlim	—
pl_bmassjstr	—	Planet Mass or Mass*sin(i) [Jupiter Mass]
pl_bmassprov	—	Planet Mass or Mass*sin(i) Provenance
pl_cmasse	—
pl_cmasseerr1	—
pl_cmasseerr2	—
pl_cmasselim	—
pl_cmassestr	—	Planet Mass*sin(i)/sin(i) [Earth Mass]
pl_cmassj	—
pl_cmassjerr1	—
pl_cmassjerr2	—
pl_cmassjlim	—
pl_cmassjstr	—	Planet Mass*sin(i)/sin(i) [Jupiter Mass]
pl_controv_flag	0
pl_dens	—
pl_denserr1	—
pl_denserr2	—
pl_denslim	—
pl_densstr	—	Planet Density [g/cm**3]
pl_eqt	1183 K
pl_eqterr1	—
pl_eqterr2	—
pl_eqtlim	0
pl_eqtstr	1183	Equilibrium Temperature [K]
pl_imppar	—
pl_impparerr1	—
pl_impparerr2	—
pl_impparlim	—
pl_impparstr	—	Impact Parameter
pl_insol	325.75 Searth
pl_insolerr1	—
pl_insolerr2	—
pl_insollim	0
pl_insolstr	325.749	Insolation Flux [Earth Flux]
pl_letter	b	Planet Letter
pl_masse	—
pl_masseerr1	—
pl_masseerr2	—
pl_masselim	—
pl_massestr	—	Planet Mass [Earth Mass]
pl_massj	—
pl_massjerr1	—
pl_massjerr2	—
pl_massjlim	—
pl_massjstr	—	Planet Mass [Jupiter Mass]
pl_msinie	—
pl_msinieerr1	—
pl_msinieerr2	—
pl_msinielim	—
pl_msiniestr	—	Planet Mass*sin(i) [Earth Mass]
pl_msinij	—
pl_msinijerr1	—
pl_msinijerr2	—
pl_msinijlim	—
pl_msinijstr	—	Planet Mass*sin(i) [Jupiter Mass]
pl_name	GJ 9827 b	Planet Name
pl_ndispec	0
pl_nespec	0
pl_nnotes	2
pl_ntranspec	0
pl_occdep	—
pl_occdeperr1	—
pl_occdeperr2	—
pl_occdeplim	—
pl_occdepstr	—	Occultation Depth [%]
pl_orbeccen	—
pl_orbeccenerr1	—
pl_orbeccenerr2	—
pl_orbeccenlim	—
pl_orbeccenstr	—	Eccentricity
pl_orbincl	—
pl_orbinclerr1	—
pl_orbinclerr2	—
pl_orbincllim	—
pl_orbinclstr	—	Inclination [deg]
pl_orblper	—
pl_orblpererr1	—
pl_orblpererr2	—
pl_orblperlim	—
pl_orblperstr	—	Argument of Periastron [deg]
pl_orbper	1.21 day
pl_orbpererr1	3.00e-7 day
pl_orbpererr2	-3.00e-7 day
pl_orbperlim	0
pl_orbperstr	1.2089755±0.0000003	Orbital Period [day]
pl_orbsmax	—
pl_orbsmaxerr1	—
pl_orbsmaxerr2	—
pl_orbsmaxlim	—
pl_orbsmaxstr	—	Orbit Semi-Major Axis [au]
pl_orbtper	—
pl_orbtpererr1	—
pl_orbtpererr2	—
pl_orbtperlim	—
pl_orbtperstr	—	Epoch of Periastron [day]
pl_projobliq	—
pl_projobliqerr1	—
pl_projobliqerr2	—
pl_projobliqlim	—
pl_projobliqstr	—	Projected Obliquity [deg]
pl_pubdate	2017-07	Planetary Parameter Reference Publication Date
pl_rade	1.69 Rearth
pl_radeerr1	0.16 Rearth
pl_radeerr2	-0.16 Rearth
pl_radelim	0
pl_radestr	1.686450±0.164422	Planet Radius [Earth Radius]
pl_radj	0.15 Rjupiter
pl_radjerr1	0.01 Rjupiter
pl_radjerr2	-0.01 Rjupiter
pl_radjlim	0
pl_radjstr	0.1504553±0.0146688	Planet Radius [Jupiter Radius]
pl_ratdor	—
pl_ratdorerr1	—
pl_ratdorerr2	—
pl_ratdorlim	—
pl_ratdorstr	—	Ratio of Semi-Major Axis to Stellar Radius
pl_ratror	—
pl_ratrorerr1	—
pl_ratrorerr2	—
pl_ratrorlim	—
pl_ratrorstr	—	Ratio of Planet to Stellar Radius
pl_refname	<a refstr=EXOFOP href=https://exofop.ipac.caltech.edu/tess/view_toi.php target=ref>ExoFOP</a>	Planetary Parameter Reference
pl_rvamp	—
pl_rvamperr1	—
pl_rvamperr2	—
pl_rvamplim	—
pl_rvampstr	—	Radial Velocity Amplitude [m/s]
pl_trandep	0.07 %
pl_trandeperr1	2.36e-3 %
pl_trandeperr2	-2.36e-3 %
pl_trandeplim	0
pl_trandepstr	0.06680000±0.00236472	Transit Depth [%]
pl_trandur	1.29 hour
pl_trandurerr1	0.14 hour
pl_trandurerr2	-0.14 hour
pl_trandurlim	0
pl_trandurstr	1.286±0.135	Transit Duration [hour]
pl_tranmid	2.46e6 day
pl_tranmiderr1	6.43e-4 day
pl_tranmiderr2	-6.43e-4 day
pl_tranmidlim	0
pl_tranmidstr	2460231.7338310±0.0006433	Time of Conjunction (Transit Midpoint) [day]
pl_trueobliq	—
pl_trueobliqerr1	—
pl_trueobliqerr2	—
pl_trueobliqlim	—
pl_trueobliqstr	—	True Obliquity [deg]
pl_tsystemref	BJD	Time Reference Frame and Standard
ptv_flag	0
pul_flag	0
ra	351.77 deg
rastr	23h27m05.23s	RA [sexagesimal]
releasedate	2024-01-05	Release Date
rowupdate	2024-01-05	Date of Last Update
rv_flag	1
soltype	TESS Project Candidate	Solution Type
st_age	—
st_ageerr1	—
st_ageerr2	—
st_agelim	—
st_agestr	—	Stellar Age [Gyr]
st_dens	—
st_denserr1	—
st_denserr2	—
st_denslim	—
st_densstr	—	Stellar Density [g/cm**3]
st_logg	4.65 log(cm/s**2)
st_loggerr1	0.11 log(cm/s**2)
st_loggerr2	-0.11 log(cm/s**2)
st_logglim	0
st_loggstr	4.653210±0.111146	Stellar Surface Gravity [log(cm/s**2)]
st_lum	—
st_lumerr1	—
st_lumerr2	—
st_lumlim	—
st_lumstr	—	Stellar Luminosity [log(Solar)]
st_mass	—
st_masserr1	—
st_masserr2	—
st_masslim	—
st_massstr	—	Stellar Mass [Solar mass]
st_met	—
st_meterr1	—
st_meterr2	—
st_metlim	—
st_metratio	—	Stellar Metallicity Ratio
st_metstr	—	Stellar Metallicity [dex]
st_nphot	1
st_nrvc	0
st_nspec	0
st_rad	0.63 Rsun
st_raderr1	0.06 Rsun
st_raderr2	-0.06 Rsun
st_radlim	0
st_radstr	0.63±0.06	Stellar Radius [Solar Radius]
st_radv	—
st_radverr1	—
st_radverr2	—
st_radvlim	—
st_radvstr	—	Systemic Radial Velocity [km/s]
st_refname	<a refstr=EXOFOP href=https://exofop.ipac.caltech.edu/tess/view_toi.php target=ref>ExoFOP</a>	Stellar Parameter Reference
st_rotp	—
st_rotperr1	—
st_rotperr2	—
st_rotplim	—
st_rotpstr	—	Stellar Rotational Period [day]
st_spectype	—	Spectral Type
st_teff	4199 K
st_tefferr1	127.19 K
st_tefferr2	-127.19 K
st_tefflim	0
st_teffstr	4199.000±127.194	Stellar Effective Temperature [K]
st_vsin	—
st_vsinerr1	—
st_vsinerr2	—
st_vsinlim	—
st_vsinstr	—	Stellar Rotational Velocity [km/s]
sy_bmag	11.59 mag
sy_bmagerr1	0.03 mag
sy_bmagerr2	-0.03 mag
sy_bmagstr	11.588±0.034	B (Johnson) Magnitude
sy_dist	29.66 pc
sy_disterr1	0.05 pc
sy_disterr2	-0.05 pc
sy_diststr	<div><span class="supersubNumber">29.6610</span><span class="superscript">+0.0543</span><span class="subscript">-0.0541</span></div>	Distance [pc]
sy_gaiamag	9.84 mag
sy_gaiamagerr1	4.11e-4 mag
sy_gaiamagerr2	-4.11e-4 mag
sy_gaiamagstr	9.837730±0.000411	Gaia Magnitude
sy_gmag	11.16 mag
sy_gmagerr1	5.39e-4 mag
sy_gmagerr2	-5.39e-4 mag
sy_gmagstr	11.1637000±0.0005387	g (Sloan) Magnitude
sy_hmag	7.38 mag
sy_hmagerr1	0.04 mag
sy_hmagerr2	-0.04 mag
sy_hmagstr	7.379±0.042	H (2MASS) Magnitude
sy_icmag	—
sy_icmagerr1	—
sy_icmagerr2	—
sy_icmagstr	—	I (Cousins) Magnitude
sy_imag	13.17 mag
sy_imagerr1	8.79e-3 mag
sy_imagerr2	-8.79e-3 mag
sy_imagstr	13.1720000±0.0087852	i (Sloan) Magnitude
sy_jmag	7.98 mag
sy_jmagerr1	0.02 mag
sy_jmagerr2	-0.02 mag
sy_jmagstr	7.984±0.020	J (2MASS) Magnitude
sy_kepmag	10.28 mag
sy_kepmagerr1	—
sy_kepmagerr2	—
sy_kepmagstr	10.277	Kepler Magnitude
sy_kmag	7.19 mag
sy_kmagerr1	0.02 mag
sy_kmagerr2	-0.02 mag
sy_kmagstr	7.193±0.024	Ks (2MASS) Magnitude
sy_mnum	0
sy_plx	33.69 mas
sy_plxerr1	0.06 mas
sy_plxerr2	-0.06 mas
sy_plxstr	33.6855000±0.0611343	Parallax [mas]
sy_pm	433.68 mas/yr
sy_pmdec	216.07 mas/yr
sy_pmdecerr1	0.07 mas/yr
sy_pmdecerr2	-0.07 mas/yr
sy_pmdecstr	216.0710000±0.0703346	Proper Motion (Dec) [mas/yr]
sy_pmerr1	0.09 mas/yr
sy_pmerr2	-0.09 mas/yr
sy_pmra	376.02 mas/yr
sy_pmraerr1	0.09 mas/yr
sy_pmraerr2	-0.09 mas/yr
sy_pmrastr	376.0190000±0.0944988	Proper Motion (RA) [mas/yr]
sy_pmstr	433.6784124±0.0891140	Total Proper Motion [mas/yr]
sy_pnum	3
sy_refname	<a refstr=STASSUN_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....158..138S/abstract target=ref>TICv8</a>	System Parameter Reference
sy_rmag	9.90 mag
sy_rmagerr1	3.78e-4 mag
sy_rmagerr2	-3.78e-4 mag
sy_rmagstr	9.9025700±0.0003783	r (Sloan) Magnitude
sy_snum	1
sy_tmag	9.07 mag
sy_tmagerr1	6.00e-3 mag
sy_tmagerr2	-6.00e-3 mag
sy_tmagstr	9.0684±0.0060	TESS Magnitude
sy_umag	14.71 mag
sy_umagerr1	5.91e-3 mag
sy_umagerr2	-5.91e-3 mag
sy_umagstr	14.7056000±0.0059104	u (Sloan) Magnitude
sy_vmag	10.37 mag
sy_vmagerr1	0.03 mag
sy_vmagerr2	-0.03 mag
sy_vmagstr	10.37±0.03	V (Johnson) Magnitude
sy_w1mag	—
sy_w1magerr1	—
sy_w1magerr2	—
sy_w1magstr	—	W1 (WISE) Magnitude
sy_w2mag	—
sy_w2magerr1	—
sy_w2magerr2	—
sy_w2magstr	—	W2 (WISE) Magnitude
sy_w3mag	—
sy_w3magerr1	—
sy_w3magerr2	—
sy_w3magstr	—	W3 (WISE) Magnitude
sy_w4mag	—
sy_w4magerr1	—
sy_w4magerr2	—
sy_w4magstr	—	W4 (WISE) Magnitude
sy_zmag	9.85 mag
sy_zmagerr1	1.21e-3 mag
sy_zmagerr2	-1.21e-3 mag
sy_zmagstr	9.8503900±0.0012146	z (Sloan) Magnitude
tic_id	TIC 301289516	TIC ID
tran_flag	1
ttv_flag	0
x	0.99
y	-0.14
z	-0.02