🪐

K2-287 b

Exoplanet Records

📊Key Properties

Host Star

K2-287

Discovery

Transit

Year

2018

Period

14.89 day

Radius

9.49 Rearth

Mass

100.12 Mearth

Eq. Temp

804 K

🧾Records(3 rows)

Record 1

Transit • 2018 • K2

🪐

▶All Properties

Property	Value	Description
ast_flag	0
cb_flag	0
dec	-22.36 deg
decstr	-22d21m30.04s	Dec [sexagesimal]
default_flag	1
disc_facility	K2	Discovery Facility
disc_instrument	Kepler CCD Array	Discovery Instrument
disc_locale	Space	Discovery Locale
disc_pubdate	2019-03	Discovery Publication Date
disc_refname	<a refstr=JORD_AACUTE_N_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....157..100J/abstract target=ref>Jordán et al. 2019</a>	Discovery Reference
disc_telescope	0.95 m Kepler Telescope	Discovery Telescope
disc_year	2018
discoverymethod	Transit	Discovery Method
dkin_flag	0
elat	-3.15 deg
elon	236.19 deg
etv_flag	0
gaia_dr2_id	Gaia DR2 6239702034929248512	Gaia DR2 ID
gaia_dr3_id	Gaia DR3 6239702034929248512	Gaia DR3 ID
glat	27.07 deg
glon	345.04 deg
hd_name	—	HD ID
hip_name	—	HIP ID
hostname	K2-287	Host Name
htm20	1875203132
ima_flag	0
micro_flag	0
obm_flag	0
pl_bmasse	100.12 Mearth
pl_bmasseerr1	8.58 Mearth
pl_bmasseerr2	-8.58 Mearth
pl_bmasselim	0
pl_bmassestr	100±9	Planet Mass or Mass*sin(i) [Earth Mass]
pl_bmassj	0.32 Mjupiter
pl_bmassjerr1	0.03 Mjupiter
pl_bmassjerr2	-0.03 Mjupiter
pl_bmassjlim	0
pl_bmassjstr	0.315±0.027	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	—
pl_denserr1	—
pl_denserr2	—
pl_denslim	—
pl_densstr	—	Planet Density [g/cm**3]
pl_eqt	804 K
pl_eqterr1	8 K
pl_eqterr2	-7 K
pl_eqtlim	0
pl_eqtstr	<div><span class="supersubNumber">804</span><span class="superscript">+8</span><span class="subscript">-7</span></div>	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	100.12 Mearth
pl_masseerr1	8.58 Mearth
pl_masseerr2	-8.58 Mearth
pl_masselim	0
pl_massestr	100±9	Planet Mass [Earth Mass]
pl_massj	0.32 Mjupiter
pl_massjerr1	0.03 Mjupiter
pl_massjerr2	-0.03 Mjupiter
pl_massjlim	0
pl_massjstr	0.315±0.027	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	K2-287 b	Planet Name
pl_ndispec	0
pl_nespec	0
pl_nnotes	0
pl_ntranspec	0
pl_occdep	—
pl_occdeperr1	—
pl_occdeperr2	—
pl_occdeplim	—
pl_occdepstr	—	Occultation Depth [%]
pl_orbeccen	0.48
pl_orbeccenerr1	0.03
pl_orbeccenerr2	-0.03
pl_orbeccenlim	0
pl_orbeccenstr	<div><span class="supersubNumber">0.478</span><span class="superscript">+0.025</span><span class="subscript">-0.026</span></div>	Eccentricity
pl_orbincl	88.13 deg
pl_orbinclerr1	0.10 deg
pl_orbinclerr2	-0.08 deg
pl_orbincllim	0
pl_orbinclstr	<div><span class="supersubNumber">88.13</span><span class="superscript">+0.10</span><span class="subscript">-0.08</span></div>	Inclination [deg]
pl_orblper	10.10 deg
pl_orblpererr1	4.60 deg
pl_orblpererr2	-4.20 deg
pl_orblperlim	0
pl_orblperstr	<div><span class="supersubNumber">10.1</span><span class="superscript">+4.6</span><span class="subscript">-4.2</span></div>	Argument of Periastron [deg]
pl_orbper	14.89 day
pl_orbpererr1	2.50e-5 day
pl_orbpererr2	-2.50e-5 day
pl_orbperlim	0
pl_orbperstr	14.893291±0.000025	Orbital Period [day]
pl_orbsmax	0.12 au
pl_orbsmaxerr1	8.00e-4 au
pl_orbsmaxerr2	-8.00e-4 au
pl_orbsmaxlim	0
pl_orbsmaxstr	0.1206±0.0008	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	2019-03	Planetary Parameter Reference Publication Date
pl_rade	9.49 Rearth
pl_radeerr1	0.15 Rearth
pl_radeerr2	-0.15 Rearth
pl_radelim	0
pl_radestr	9.49±0.15	Planet Radius [Earth Radius]
pl_radj	0.85 Rjupiter
pl_radjerr1	0.01 Rjupiter
pl_radjerr2	-0.01 Rjupiter
pl_radjlim	0
pl_radjstr	0.847±0.013	Planet Radius [Jupiter Radius]
pl_ratdor	23.87
pl_ratdorerr1	0.30
pl_ratdorerr2	-0.31
pl_ratdorlim	0
pl_ratdorstr	<div><span class="supersubNumber">23.87</span><span class="superscript">+0.30</span><span class="subscript">-0.31</span></div>	Ratio of Semi-Major Axis to Stellar Radius
pl_ratror	0.08
pl_ratrorerr1	8.60e-4
pl_ratrorerr2	-9.80e-4
pl_ratrorlim	0
pl_ratrorstr	<div><span class="supersubNumber">0.08014</span><span class="superscript">+0.00086</span><span class="subscript">-0.00098</span></div>	Ratio of Planet to Stellar Radius
pl_refname	<a refstr=JORD_AACUTE_N_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....157..100J/abstract target=ref>Jordán et al. 2019</a>	Planetary Parameter Reference
pl_rvamp	28.80 m/s
pl_rvamperr1	2.30 m/s
pl_rvamperr2	-2.20 m/s
pl_rvamplim	0
pl_rvampstr	<div><span class="supersubNumber">28.8</span><span class="superscript">+2.3</span><span class="subscript">-2.2</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	2.46e6 day
pl_tranmiderr1	1.60e-4 day
pl_tranmiderr2	-1.60e-4 day
pl_tranmidlim	0
pl_tranmidstr	2458001.72138±0.00016	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	233.07 deg
rastr	15h32m17.84s	RA [sexagesimal]
releasedate	2019-01-10	Release Date
rowupdate	2019-01-03	Date of Last Update
rv_flag	1
soltype	Published Confirmed	Solution Type
st_age	4.50 Gyr
st_ageerr1	1 Gyr
st_ageerr2	-1 Gyr
st_agelim	0
st_agestr	4.5±1.0	Stellar Age [Gyr]
st_dens	1.22 g/cm**3
st_denserr1	0.04 g/cm**3
st_denserr2	-0.04 g/cm**3
st_denslim	0
st_densstr	1.217±0.045	Stellar Density [g/cm**3]
st_logg	4.40 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	4.398±0.015	Stellar Surface Gravity [log(cm/s**2)]
st_lum	—
st_lumerr1	—
st_lumerr2	—
st_lumlim	—
st_lumstr	—	Stellar Luminosity [log(Solar)]
st_mass	1.06 Msun
st_masserr1	0.02 Msun
st_masserr2	-0.02 Msun
st_masslim	0
st_massstr	1.056±0.022	Stellar Mass [Solar mass]
st_met	0.20 dex
st_meterr1	0.04 dex
st_meterr2	-0.04 dex
st_metlim	0
st_metratio	[Fe/H]	Stellar Metallicity Ratio
st_metstr	0.20±0.04	Stellar Metallicity [dex]
st_nphot	0
st_nrvc	0
st_nspec	0
st_rad	1.07 Rsun
st_raderr1	0.01 Rsun
st_raderr2	-0.01 Rsun
st_radlim	0
st_radstr	1.07±0.01	Stellar Radius [Solar Radius]
st_radv	32.93 km/s
st_radverr1	1.00e-4 km/s
st_radverr2	-1.00e-4 km/s
st_radvlim	0
st_radvstr	32.93041±0.00010	Systemic Radial Velocity [km/s]
st_refname	<a refstr=JORD_AACUTE_N_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....157..100J/abstract target=ref>Jordán 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	5695 K
st_tefferr1	58 K
st_tefferr2	-58 K
st_tefflim	0
st_teffstr	5695±58	Stellar Effective Temperature [K]
st_vsin	3.20 km/s
st_vsinerr1	0.20 km/s
st_vsinerr2	-0.20 km/s
st_vsinlim	0
st_vsinstr	3.2±0.2	Stellar Rotational Velocity [km/s]
sy_bmag	12.01 mag
sy_bmagerr1	0.27 mag
sy_bmagerr2	-0.27 mag
sy_bmagstr	12.011±0.268	B (Johnson) Magnitude
sy_dist	158.34 pc
sy_disterr1	1.30 pc
sy_disterr2	-1.28 pc
sy_diststr	<div><span class="supersubNumber">158.335</span><span class="superscript">+1.297</span><span class="subscript">-1.277</span></div>	Distance [pc]
sy_gaiamag	11.07 mag
sy_gaiamagerr1	7.58e-4 mag
sy_gaiamagerr2	-7.58e-4 mag
sy_gaiamagstr	11.067000±0.000758	Gaia Magnitude
sy_gmag	—
sy_gmagerr1	—
sy_gmagerr2	—
sy_gmagstr	—	g (Sloan) Magnitude
sy_hmag	9.28 mag
sy_hmagerr1	0.03 mag
sy_hmagerr2	-0.03 mag
sy_hmagstr	9.283±0.025	H (2MASS) Magnitude
sy_icmag	—
sy_icmagerr1	—
sy_icmagerr2	—
sy_icmagstr	—	I (Cousins) Magnitude
sy_imag	—
sy_imagerr1	—
sy_imagerr2	—
sy_imagstr	—	i (Sloan) Magnitude
sy_jmag	9.68 mag
sy_jmagerr1	0.02 mag
sy_jmagerr2	-0.02 mag
sy_jmagstr	9.677±0.023	J (2MASS) Magnitude
sy_kepmag	11.06 mag
sy_kepmagerr1	—
sy_kepmagerr2	—
sy_kepmagstr	11.058	Kepler Magnitude
sy_kmag	9.19 mag
sy_kmagerr1	0.02 mag
sy_kmagerr2	-0.02 mag
sy_kmagstr	9.188±0.021	Ks (2MASS) Magnitude
sy_mnum	0
sy_plx	6.29 mas
sy_plxerr1	0.05 mas
sy_plxerr2	-0.05 mas
sy_plxstr	6.2875000±0.0509509	Parallax [mas]
sy_pm	18.48 mas/yr
sy_pmdec	-17.90 mas/yr
sy_pmdecerr1	0.07 mas/yr
sy_pmdecerr2	-0.07 mas/yr
sy_pmdecstr	-17.898500±0.073964	Proper Motion (Dec) [mas/yr]
sy_pmerr1	0.08 mas/yr
sy_pmerr2	-0.08 mas/yr
sy_pmra	-4.59 mas/yr
sy_pmraerr1	0.11 mas/yr
sy_pmraerr2	-0.11 mas/yr
sy_pmrastr	-4.593740±0.107206	Proper Motion (RA) [mas/yr]
sy_pmstr	18.4786025±0.0764386	Total Proper Motion [mas/yr]
sy_pnum	1
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	—
sy_rmagerr1	—
sy_rmagerr2	—
sy_rmagstr	—	r (Sloan) Magnitude
sy_snum	1
sy_tmag	10.48 mag
sy_tmagerr1	6.10e-3 mag
sy_tmagerr2	-6.10e-3 mag
sy_tmagstr	10.4838±0.0061	TESS Magnitude
sy_umag	—
sy_umagerr1	—
sy_umagerr2	—
sy_umagstr	—	u (Sloan) Magnitude
sy_vmag	11.41 mag
sy_vmagerr1	0.02 mag
sy_vmagerr2	-0.02 mag
sy_vmagstr	11.410±0.018	V (Johnson) Magnitude
sy_w1mag	9.11 mag
sy_w1magerr1	0.02 mag
sy_w1magerr2	-0.02 mag
sy_w1magstr	9.114±0.022	W1 (WISE) Magnitude
sy_w2mag	9.15 mag
sy_w2magerr1	0.02 mag
sy_w2magerr2	-0.02 mag
sy_w2magstr	9.148±0.019	W2 (WISE) Magnitude
sy_w3mag	9.09 mag
sy_w3magerr1	0.03 mag
sy_w3magerr2	-0.03 mag
sy_w3magstr	9.089±0.034	W3 (WISE) Magnitude
sy_w4mag	8.15 mag
sy_w4magerr1	—
sy_w4magerr2	—
sy_w4magstr	8.152	W4 (WISE) Magnitude
sy_zmag	—
sy_zmagerr1	—
sy_zmagerr2	—
sy_zmagstr	—	z (Sloan) Magnitude
tic_id	TIC 73848324	TIC ID
tran_flag	1
ttv_flag	0
x	-0.56
y	-0.74
z	-0.38

Record 2

Transit • 2018 • K2

🪐

▶All Properties

Property	Value	Description
ast_flag	0
cb_flag	0
dec	-22.36 deg
decstr	-22d21m30.04s	Dec [sexagesimal]
default_flag	0
disc_facility	K2	Discovery Facility
disc_instrument	Kepler CCD Array	Discovery Instrument
disc_locale	Space	Discovery Locale
disc_pubdate	2019-03	Discovery Publication Date
disc_refname	<a refstr=JORD_AACUTE_N_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....157..100J/abstract target=ref>Jordán et al. 2019</a>	Discovery Reference
disc_telescope	0.95 m Kepler Telescope	Discovery Telescope
disc_year	2018
discoverymethod	Transit	Discovery Method
dkin_flag	0
elat	-3.15 deg
elon	236.19 deg
etv_flag	0
gaia_dr2_id	Gaia DR2 6239702034929248512	Gaia DR2 ID
gaia_dr3_id	Gaia DR3 6239702034929248512	Gaia DR3 ID
glat	27.07 deg
glon	345.04 deg
hd_name	—	HD ID
hip_name	—	HIP ID
hostname	K2-287	Host Name
htm20	1875203132
ima_flag	0
micro_flag	0
obm_flag	0
pl_bmasse	101.71 Mearth
pl_bmasseerr1	9.53 Mearth
pl_bmasseerr2	-9.53 Mearth
pl_bmasselim	0
pl_bmassestr	102±10	Planet Mass or Mass*sin(i) [Earth Mass]
pl_bmassj	0.32 Mjupiter
pl_bmassjerr1	0.03 Mjupiter
pl_bmassjerr2	-0.03 Mjupiter
pl_bmassjlim	0
pl_bmassjstr	0.32±0.03	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	—
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	0.78
pl_impparerr1	—
pl_impparerr2	—
pl_impparlim	0
pl_impparstr	0.779	Impact Parameter
pl_insol	—
pl_insolerr1	—
pl_insolerr2	—
pl_insollim	—
pl_insolstr	—	Insolation Flux [Earth Flux]
pl_letter	b	Planet Letter
pl_masse	101.71 Mearth
pl_masseerr1	9.53 Mearth
pl_masseerr2	-9.53 Mearth
pl_masselim	0
pl_massestr	102±10	Planet Mass [Earth Mass]
pl_massj	0.32 Mjupiter
pl_massjerr1	0.03 Mjupiter
pl_massjerr2	-0.03 Mjupiter
pl_massjlim	0
pl_massjstr	0.32±0.03	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	K2-287 b	Planet Name
pl_ndispec	0
pl_nespec	0
pl_nnotes	0
pl_ntranspec	0
pl_occdep	—
pl_occdeperr1	—
pl_occdeperr2	—
pl_occdeplim	—
pl_occdepstr	—	Occultation Depth [%]
pl_orbeccen	0.48
pl_orbeccenerr1	0.03
pl_orbeccenerr2	-0.03
pl_orbeccenlim	0
pl_orbeccenstr	0.48±0.03	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	14.89 day
pl_orbpererr1	3.00e-5 day
pl_orbpererr2	-3.00e-5 day
pl_orbperlim	0
pl_orbperstr	14.89329±0.00003	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	23 deg
pl_projobliqerr1	12 deg
pl_projobliqerr2	-13 deg
pl_projobliqlim	0
pl_projobliqstr	<div><span class="supersubNumber">23</span><span class="superscript">+12</span><span class="subscript">-13</span></div>	Projected Obliquity [deg]
pl_pubdate	2024-10	Planetary Parameter Reference Publication Date
pl_rade	9.34 Rearth
pl_radeerr1	0.15 Rearth
pl_radeerr2	-0.15 Rearth
pl_radelim	0
pl_radestr	9.34±0.15	Planet Radius [Earth Radius]
pl_radj	0.83 Rjupiter
pl_radjerr1	0.01 Rjupiter
pl_radjerr2	-0.01 Rjupiter
pl_radjlim	0
pl_radjstr	0.833±0.013	Planet Radius [Jupiter Radius]
pl_ratdor	23.90
pl_ratdorerr1	0.30
pl_ratdorerr2	-0.30
pl_ratdorlim	0
pl_ratdorstr	23.9±0.3	Ratio of Semi-Major Axis to Stellar Radius
pl_ratror	0.08
pl_ratrorerr1	1.00e-3
pl_ratrorerr2	-9.00e-4
pl_ratrorlim	0
pl_ratrorstr	<div><span class="supersubNumber">0.0801</span><span class="superscript">+0.0010</span><span class="subscript">-0.0009</span></div>	Ratio of Planet to Stellar Radius
pl_refname	<a refstr=KNUDSTRUP_ET_AL__2024 href=https://ui.adsabs.harvard.edu/abs/2024A&A...690A.379K/abstract target=ref>Knudstrup et al. 2024</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	—
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	233.07 deg
rastr	15h32m17.84s	RA [sexagesimal]
releasedate	2024-11-20	Release Date
rowupdate	2024-11-20	Date of Last Update
rv_flag	1
soltype	Published Confirmed	Solution Type
st_age	4.50 Gyr
st_ageerr1	1 Gyr
st_ageerr2	-1 Gyr
st_agelim	0
st_agestr	4.5±1.0	Stellar Age [Gyr]
st_dens	—
st_denserr1	—
st_denserr2	—
st_denslim	—
st_densstr	—	Stellar Density [g/cm**3]
st_logg	4.40 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	4.398±0.015	Stellar Surface Gravity [log(cm/s**2)]
st_lum	—
st_lumerr1	—
st_lumerr2	—
st_lumlim	—
st_lumstr	—	Stellar Luminosity [log(Solar)]
st_mass	1.06 Msun
st_masserr1	0.02 Msun
st_masserr2	-0.02 Msun
st_masslim	0
st_massstr	1.06±0.02	Stellar Mass [Solar mass]
st_met	0.20 dex
st_meterr1	0.04 dex
st_meterr2	-0.04 dex
st_metlim	0
st_metratio	[Fe/H]	Stellar Metallicity Ratio
st_metstr	0.20±0.04	Stellar Metallicity [dex]
st_nphot	0
st_nrvc	0
st_nspec	0
st_rad	1.07 Rsun
st_raderr1	0.01 Rsun
st_raderr2	-0.01 Rsun
st_radlim	0
st_radstr	1.070±0.010	Stellar Radius [Solar Radius]
st_radv	—
st_radverr1	—
st_radverr2	—
st_radvlim	—
st_radvstr	—	Systemic Radial Velocity [km/s]
st_refname	<a refstr=KNUDSTRUP_ET_AL__2024 href=https://ui.adsabs.harvard.edu/abs/2024A&A...690A.379K/abstract target=ref>Knudstrup et al. 2024</a>	Stellar Parameter Reference
st_rotp	—
st_rotperr1	—
st_rotperr2	—
st_rotplim	—
st_rotpstr	—	Stellar Rotational Period [day]
st_spectype	—	Spectral Type
st_teff	5695 K
st_tefferr1	58 K
st_tefferr2	-58 K
st_tefflim	0
st_teffstr	5695±58	Stellar Effective Temperature [K]
st_vsin	1.16 km/s
st_vsinerr1	0.17 km/s
st_vsinerr2	-0.17 km/s
st_vsinlim	0
st_vsinstr	1.16±0.17	Stellar Rotational Velocity [km/s]
sy_bmag	12.01 mag
sy_bmagerr1	0.27 mag
sy_bmagerr2	-0.27 mag
sy_bmagstr	12.011±0.268	B (Johnson) Magnitude
sy_dist	158.34 pc
sy_disterr1	1.30 pc
sy_disterr2	-1.28 pc
sy_diststr	<div><span class="supersubNumber">158.335</span><span class="superscript">+1.297</span><span class="subscript">-1.277</span></div>	Distance [pc]
sy_gaiamag	11.07 mag
sy_gaiamagerr1	7.58e-4 mag
sy_gaiamagerr2	-7.58e-4 mag
sy_gaiamagstr	11.067000±0.000758	Gaia Magnitude
sy_gmag	—
sy_gmagerr1	—
sy_gmagerr2	—
sy_gmagstr	—	g (Sloan) Magnitude
sy_hmag	9.28 mag
sy_hmagerr1	0.03 mag
sy_hmagerr2	-0.03 mag
sy_hmagstr	9.283±0.025	H (2MASS) Magnitude
sy_icmag	—
sy_icmagerr1	—
sy_icmagerr2	—
sy_icmagstr	—	I (Cousins) Magnitude
sy_imag	—
sy_imagerr1	—
sy_imagerr2	—
sy_imagstr	—	i (Sloan) Magnitude
sy_jmag	9.68 mag
sy_jmagerr1	0.02 mag
sy_jmagerr2	-0.02 mag
sy_jmagstr	9.677±0.023	J (2MASS) Magnitude
sy_kepmag	11.06 mag
sy_kepmagerr1	—
sy_kepmagerr2	—
sy_kepmagstr	11.058	Kepler Magnitude
sy_kmag	9.19 mag
sy_kmagerr1	0.02 mag
sy_kmagerr2	-0.02 mag
sy_kmagstr	9.188±0.021	Ks (2MASS) Magnitude
sy_mnum	0
sy_plx	6.29 mas
sy_plxerr1	0.05 mas
sy_plxerr2	-0.05 mas
sy_plxstr	6.2875000±0.0509509	Parallax [mas]
sy_pm	18.48 mas/yr
sy_pmdec	-17.90 mas/yr
sy_pmdecerr1	0.07 mas/yr
sy_pmdecerr2	-0.07 mas/yr
sy_pmdecstr	-17.898500±0.073964	Proper Motion (Dec) [mas/yr]
sy_pmerr1	0.08 mas/yr
sy_pmerr2	-0.08 mas/yr
sy_pmra	-4.59 mas/yr
sy_pmraerr1	0.11 mas/yr
sy_pmraerr2	-0.11 mas/yr
sy_pmrastr	-4.593740±0.107206	Proper Motion (RA) [mas/yr]
sy_pmstr	18.4786025±0.0764386	Total Proper Motion [mas/yr]
sy_pnum	1
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	—
sy_rmagerr1	—
sy_rmagerr2	—
sy_rmagstr	—	r (Sloan) Magnitude
sy_snum	1
sy_tmag	10.48 mag
sy_tmagerr1	6.10e-3 mag
sy_tmagerr2	-6.10e-3 mag
sy_tmagstr	10.4838±0.0061	TESS Magnitude
sy_umag	—
sy_umagerr1	—
sy_umagerr2	—
sy_umagstr	—	u (Sloan) Magnitude
sy_vmag	11.41 mag
sy_vmagerr1	0.02 mag
sy_vmagerr2	-0.02 mag
sy_vmagstr	11.410±0.018	V (Johnson) Magnitude
sy_w1mag	9.11 mag
sy_w1magerr1	0.02 mag
sy_w1magerr2	-0.02 mag
sy_w1magstr	9.114±0.022	W1 (WISE) Magnitude
sy_w2mag	9.15 mag
sy_w2magerr1	0.02 mag
sy_w2magerr2	-0.02 mag
sy_w2magstr	9.148±0.019	W2 (WISE) Magnitude
sy_w3mag	9.09 mag
sy_w3magerr1	0.03 mag
sy_w3magerr2	-0.03 mag
sy_w3magstr	9.089±0.034	W3 (WISE) Magnitude
sy_w4mag	8.15 mag
sy_w4magerr1	—
sy_w4magerr2	—
sy_w4magstr	8.152	W4 (WISE) Magnitude
sy_zmag	—
sy_zmagerr1	—
sy_zmagerr2	—
sy_zmagstr	—	z (Sloan) Magnitude
tic_id	TIC 73848324	TIC ID
tran_flag	1
ttv_flag	0
x	-0.56
y	-0.74
z	-0.38

Record 3

Transit • 2018 • K2

🪐

▶All Properties

Property	Value	Description
ast_flag	0
cb_flag	0
dec	-22.36 deg
decstr	-22d21m30.04s	Dec [sexagesimal]
default_flag	0
disc_facility	K2	Discovery Facility
disc_instrument	Kepler CCD Array	Discovery Instrument
disc_locale	Space	Discovery Locale
disc_pubdate	2019-03	Discovery Publication Date
disc_refname	<a refstr=JORD_AACUTE_N_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....157..100J/abstract target=ref>Jordán et al. 2019</a>	Discovery Reference
disc_telescope	0.95 m Kepler Telescope	Discovery Telescope
disc_year	2018
discoverymethod	Transit	Discovery Method
dkin_flag	0
elat	-3.15 deg
elon	236.19 deg
etv_flag	0
gaia_dr2_id	Gaia DR2 6239702034929248512	Gaia DR2 ID
gaia_dr3_id	Gaia DR3 6239702034929248512	Gaia DR3 ID
glat	27.07 deg
glon	345.04 deg
hd_name	—	HD ID
hip_name	—	HIP ID
hostname	K2-287	Host Name
htm20	1875203132
ima_flag	0
micro_flag	0
obm_flag	0
pl_bmasse	98.53 Mearth
pl_bmasseerr1	9.53 Mearth
pl_bmasseerr2	-9.53 Mearth
pl_bmasselim	0
pl_bmassestr	99±10	Planet Mass or Mass*sin(i) [Earth Mass]
pl_bmassj	0.31 Mjupiter
pl_bmassjerr1	0.03 Mjupiter
pl_bmassjerr2	-0.03 Mjupiter
pl_bmassjlim	0
pl_bmassjstr	0.31±0.03	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	0.63 g/cm**3
pl_denserr1	0.07 g/cm**3
pl_denserr2	-0.07 g/cm**3
pl_denslim	0
pl_densstr	0.63±0.07	Planet Density [g/cm**3]
pl_eqt	—
pl_eqterr1	—
pl_eqterr2	—
pl_eqtlim	—
pl_eqtstr	—	Equilibrium Temperature [K]
pl_imppar	0.80
pl_impparerr1	0.03
pl_impparerr2	-0.03
pl_impparlim	0
pl_impparstr	0.80±0.03	Impact Parameter
pl_insol	—
pl_insolerr1	—
pl_insolerr2	—
pl_insollim	—
pl_insolstr	—	Insolation Flux [Earth Flux]
pl_letter	b	Planet Letter
pl_masse	98.53 Mearth
pl_masseerr1	9.53 Mearth
pl_masseerr2	-9.53 Mearth
pl_masselim	0
pl_massestr	99±10	Planet Mass [Earth Mass]
pl_massj	0.31 Mjupiter
pl_massjerr1	0.03 Mjupiter
pl_massjerr2	-0.03 Mjupiter
pl_massjlim	0
pl_massjstr	0.31±0.03	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	K2-287 b	Planet Name
pl_ndispec	0
pl_nespec	0
pl_nnotes	0
pl_ntranspec	0
pl_occdep	—
pl_occdeperr1	—
pl_occdeperr2	—
pl_occdeplim	—
pl_occdepstr	—	Occultation Depth [%]
pl_orbeccen	0.48
pl_orbeccenerr1	0.03
pl_orbeccenerr2	-0.03
pl_orbeccenlim	0
pl_orbeccenstr	0.478±0.026	Eccentricity
pl_orbincl	88.10 deg
pl_orbinclerr1	0.10 deg
pl_orbinclerr2	-0.10 deg
pl_orbincllim	0
pl_orbinclstr	88.1±0.1	Inclination [deg]
pl_orblper	10.10 deg
pl_orblpererr1	4.60 deg
pl_orblpererr2	-4.60 deg
pl_orblperlim	0
pl_orblperstr	10.1±4.6	Argument of Periastron [deg]
pl_orbper	14.89 day
pl_orbpererr1	2.50e-5 day
pl_orbpererr2	-2.50e-5 day
pl_orbperlim	0
pl_orbperstr	14.893289±0.000025	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	2021-09	Planetary Parameter Reference Publication Date
pl_rade	9.86 Rearth
pl_radeerr1	0.11 Rearth
pl_radeerr2	-0.11 Rearth
pl_radelim	0
pl_radestr	9.9±0.1	Planet Radius [Earth Radius]
pl_radj	0.88 Rjupiter
pl_radjerr1	0.01 Rjupiter
pl_radjerr2	-0.01 Rjupiter
pl_radjlim	0
pl_radjstr	0.88±0.01	Planet Radius [Jupiter Radius]
pl_ratdor	23.60
pl_ratdorerr1	0.60
pl_ratdorerr2	-0.60
pl_ratdorlim	0
pl_ratdorstr	23.6±0.6	Ratio of Semi-Major Axis to Stellar Radius
pl_ratror	0.08
pl_ratrorerr1	6.00e-4
pl_ratrorerr2	-6.00e-4
pl_ratrorlim	0
pl_ratrorstr	0.0799±0.0006	Ratio of Planet to Stellar Radius
pl_refname	<a refstr=BORSATO_ET_AL_2021 href=https://ui.adsabs.harvard.edu/abs/2021MNRAS.506.3810B/abstract target=ref>Borsato et al. 2021</a>	Planetary Parameter Reference
pl_rvamp	28.80 m/s
pl_rvamperr1	2.30 m/s
pl_rvamperr2	-2.30 m/s
pl_rvamplim	0
pl_rvampstr	28.8±2.3	Radial Velocity Amplitude [m/s]
pl_trandep	0.64 %
pl_trandeperr1	0.01 %
pl_trandeperr2	-0.01 %
pl_trandeplim	0
pl_trandepstr	0.64±0.01	Transit Depth [%]
pl_trandur	3.50 hour
pl_trandurerr1	0.12 hour
pl_trandurerr2	-0.12 hour
pl_trandurlim	0
pl_trandurstr	3.50±0.12	Transit Duration [hour]
pl_tranmid	2.46e6 day
pl_tranmiderr1	4.00e-4 day
pl_tranmiderr2	-4.00e-4 day
pl_tranmidlim	0
pl_tranmidstr	2458999.5651±0.0004	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	233.07 deg
rastr	15h32m17.84s	RA [sexagesimal]
releasedate	2026-01-29	Release Date
rowupdate	2026-01-29	Date of Last Update
rv_flag	1
soltype	Published Confirmed	Solution Type
st_age	6.60 Gyr
st_ageerr1	1.50 Gyr
st_ageerr2	-1.50 Gyr
st_agelim	0
st_agestr	6.6±1.5	Stellar Age [Gyr]
st_dens	0.99 g/cm**3
st_denserr1	0.42 g/cm**3
st_denserr2	-0.42 g/cm**3
st_denslim	0
st_densstr	1.0±0.4	Stellar Density [g/cm**3]
st_logg	4.32 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	4.32±0.11	Stellar Surface Gravity [log(cm/s**2)]
st_lum	—
st_lumerr1	—
st_lumerr2	—
st_lumlim	—
st_lumstr	—	Stellar Luminosity [log(Solar)]
st_mass	1.03 Msun
st_masserr1	0.04 Msun
st_masserr2	-0.04 Msun
st_masslim	0
st_massstr	1.03±0.04	Stellar Mass [Solar mass]
st_met	0.27 dex
st_meterr1	0.04 dex
st_meterr2	-0.04 dex
st_metlim	0
st_metratio	[Fe/H]	Stellar Metallicity Ratio
st_metstr	0.27±0.04	Stellar Metallicity [dex]
st_nphot	0
st_nrvc	0
st_nspec	0
st_rad	1.10 Rsun
st_raderr1	0.01 Rsun
st_raderr2	-0.01 Rsun
st_radlim	0
st_radstr	1.10±0.01	Stellar Radius [Solar Radius]
st_radv	—
st_radverr1	—
st_radverr2	—
st_radvlim	—
st_radvstr	—	Systemic Radial Velocity [km/s]
st_refname	<a refstr=BORSATO_ET_AL_2021 href=https://ui.adsabs.harvard.edu/abs/2021MNRAS.506.3810B/abstract target=ref>Borsato et al. 2021</a>	Stellar Parameter Reference
st_rotp	—
st_rotperr1	—
st_rotperr2	—
st_rotplim	—
st_rotpstr	—	Stellar Rotational Period [day]
st_spectype	—	Spectral Type
st_teff	5625 K
st_tefferr1	64 K
st_tefferr2	-64 K
st_tefflim	0
st_teffstr	5625±64	Stellar Effective Temperature [K]
st_vsin	—
st_vsinerr1	—
st_vsinerr2	—
st_vsinlim	—
st_vsinstr	—	Stellar Rotational Velocity [km/s]
sy_bmag	12.01 mag
sy_bmagerr1	0.27 mag
sy_bmagerr2	-0.27 mag
sy_bmagstr	12.011±0.268	B (Johnson) Magnitude
sy_dist	158.34 pc
sy_disterr1	1.30 pc
sy_disterr2	-1.28 pc
sy_diststr	<div><span class="supersubNumber">158.335</span><span class="superscript">+1.297</span><span class="subscript">-1.277</span></div>	Distance [pc]
sy_gaiamag	11.07 mag
sy_gaiamagerr1	7.58e-4 mag
sy_gaiamagerr2	-7.58e-4 mag
sy_gaiamagstr	11.067000±0.000758	Gaia Magnitude
sy_gmag	—
sy_gmagerr1	—
sy_gmagerr2	—
sy_gmagstr	—	g (Sloan) Magnitude
sy_hmag	9.28 mag
sy_hmagerr1	0.03 mag
sy_hmagerr2	-0.03 mag
sy_hmagstr	9.283±0.025	H (2MASS) Magnitude
sy_icmag	—
sy_icmagerr1	—
sy_icmagerr2	—
sy_icmagstr	—	I (Cousins) Magnitude
sy_imag	—
sy_imagerr1	—
sy_imagerr2	—
sy_imagstr	—	i (Sloan) Magnitude
sy_jmag	9.68 mag
sy_jmagerr1	0.02 mag
sy_jmagerr2	-0.02 mag
sy_jmagstr	9.677±0.023	J (2MASS) Magnitude
sy_kepmag	11.06 mag
sy_kepmagerr1	—
sy_kepmagerr2	—
sy_kepmagstr	11.058	Kepler Magnitude
sy_kmag	9.19 mag
sy_kmagerr1	0.02 mag
sy_kmagerr2	-0.02 mag
sy_kmagstr	9.188±0.021	Ks (2MASS) Magnitude
sy_mnum	0
sy_plx	6.29 mas
sy_plxerr1	0.05 mas
sy_plxerr2	-0.05 mas
sy_plxstr	6.2875000±0.0509509	Parallax [mas]
sy_pm	18.48 mas/yr
sy_pmdec	-17.90 mas/yr
sy_pmdecerr1	0.07 mas/yr
sy_pmdecerr2	-0.07 mas/yr
sy_pmdecstr	-17.898500±0.073964	Proper Motion (Dec) [mas/yr]
sy_pmerr1	0.08 mas/yr
sy_pmerr2	-0.08 mas/yr
sy_pmra	-4.59 mas/yr
sy_pmraerr1	0.11 mas/yr
sy_pmraerr2	-0.11 mas/yr
sy_pmrastr	-4.593740±0.107206	Proper Motion (RA) [mas/yr]
sy_pmstr	18.4786025±0.0764386	Total Proper Motion [mas/yr]
sy_pnum	1
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	—
sy_rmagerr1	—
sy_rmagerr2	—
sy_rmagstr	—	r (Sloan) Magnitude
sy_snum	1
sy_tmag	10.48 mag
sy_tmagerr1	6.10e-3 mag
sy_tmagerr2	-6.10e-3 mag
sy_tmagstr	10.4838±0.0061	TESS Magnitude
sy_umag	—
sy_umagerr1	—
sy_umagerr2	—
sy_umagstr	—	u (Sloan) Magnitude
sy_vmag	11.41 mag
sy_vmagerr1	0.02 mag
sy_vmagerr2	-0.02 mag
sy_vmagstr	11.410±0.018	V (Johnson) Magnitude
sy_w1mag	9.11 mag
sy_w1magerr1	0.02 mag
sy_w1magerr2	-0.02 mag
sy_w1magstr	9.114±0.022	W1 (WISE) Magnitude
sy_w2mag	9.15 mag
sy_w2magerr1	0.02 mag
sy_w2magerr2	-0.02 mag
sy_w2magstr	9.148±0.019	W2 (WISE) Magnitude
sy_w3mag	9.09 mag
sy_w3magerr1	0.03 mag
sy_w3magerr2	-0.03 mag
sy_w3magstr	9.089±0.034	W3 (WISE) Magnitude
sy_w4mag	8.15 mag
sy_w4magerr1	—
sy_w4magerr2	—
sy_w4magstr	8.152	W4 (WISE) Magnitude
sy_zmag	—
sy_zmagerr1	—
sy_zmagerr2	—
sy_zmagstr	—	z (Sloan) Magnitude
tic_id	TIC 73848324	TIC ID
tran_flag	1
ttv_flag	0
x	-0.56
y	-0.74
z	-0.38