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TOI-257 b

Exoplanet Records

๐Ÿ“ŠKey Properties

Host Star

TOI-257

Discovery

Transit

Year

2021

Period

18.39 day

Radius

6.38 Rearth

Mass

โ€”

Eq. Temp

972.38 K

๐ŸงพRecords(3 rows)

Record 1

Transit โ€ข 2021 โ€ข Transiting Exoplanet Survey Satellite (TESS)

๐Ÿช
โ–ถAll Properties
PropertyValueDescription
ast_flag0
cb_flag0
dec-50.83 deg
decstr-50d49m56.15s Dec [sexagesimal]
default_flag0
disc_facilityTransiting Exoplanet Survey Satellite (TESS) Discovery Facility
disc_instrumentTESS CCD Array Discovery Instrument
disc_localeSpace Discovery Locale
disc_pubdate2021-04 Discovery Publication Date
disc_refname<a refstr=ADDISON_ET_AL__2021 href=https://ui.adsabs.harvard.edu/abs/2021MNRAS.502.3704A/abstract target=ref>Addison et al. 2021</a> Discovery Reference
disc_telescope0.1 m TESS Telescope Discovery Telescope
disc_year2021
discoverymethodTransit Discovery Method
dkin_flag0
elat-63.72 deg
elon15.58 deg
etv_flag0
gaia_dr2_idGaia DR2 4747624104168195072 Gaia DR2 ID
gaia_dr3_idGaia DR3 4747624104168195072 Gaia DR3 ID
glat-54.68 deg
glon264.53 deg
hd_nameHD 19916 HD ID
hip_nameโ€” HIP ID
hostnameTOI-257 Host Name
htm20-471174425
ima_flag0
micro_flag0
obm_flag0
pl_bmasseโ€”
pl_bmasseerr1โ€”
pl_bmasseerr2โ€”
pl_bmasselimโ€”
pl_bmassestrโ€” Planet Mass or Mass*sin(i) [Earth Mass]
pl_bmassjโ€”
pl_bmassjerr1โ€”
pl_bmassjerr2โ€”
pl_bmassjlimโ€”
pl_bmassjstrโ€” Planet Mass or Mass*sin(i) [Jupiter Mass]
pl_bmassprovโ€” Planet Mass or Mass*sin(i) Provenance
pl_cmasseโ€”
pl_cmasseerr1โ€”
pl_cmasseerr2โ€”
pl_cmasselimโ€”
pl_cmassestrโ€” Planet Mass*sin(i)/sin(i) [Earth Mass]
pl_cmassjโ€”
pl_cmassjerr1โ€”
pl_cmassjerr2โ€”
pl_cmassjlimโ€”
pl_cmassjstrโ€” Planet Mass*sin(i)/sin(i) [Jupiter Mass]
pl_controv_flag0
pl_densโ€”
pl_denserr1โ€”
pl_denserr2โ€”
pl_denslimโ€”
pl_densstrโ€” Planet Density [g/cm**3]
pl_eqt972.38 K
pl_eqterr1โ€”
pl_eqterr2โ€”
pl_eqtlim0
pl_eqtstr972.381421789103 Equilibrium Temperature [K]
pl_impparโ€”
pl_impparerr1โ€”
pl_impparerr2โ€”
pl_impparlimโ€”
pl_impparstrโ€” Impact Parameter
pl_insol211.28 Searth
pl_insolerr1โ€”
pl_insolerr2โ€”
pl_insollim0
pl_insolstr211.284487534801 Insolation Flux [Earth Flux]
pl_letterb Planet Letter
pl_masseโ€”
pl_masseerr1โ€”
pl_masseerr2โ€”
pl_masselimโ€”
pl_massestrโ€” Planet Mass [Earth Mass]
pl_massjโ€”
pl_massjerr1โ€”
pl_massjerr2โ€”
pl_massjlimโ€”
pl_massjstrโ€” Planet Mass [Jupiter Mass]
pl_msinieโ€”
pl_msinieerr1โ€”
pl_msinieerr2โ€”
pl_msinielimโ€”
pl_msiniestrโ€” Planet Mass*sin(i) [Earth Mass]
pl_msinijโ€”
pl_msinijerr1โ€”
pl_msinijerr2โ€”
pl_msinijlimโ€”
pl_msinijstrโ€” Planet Mass*sin(i) [Jupiter Mass]
pl_nameTOI-257 b Planet Name
pl_ndispec0
pl_nespec0
pl_nnotes0
pl_ntranspec0
pl_occdepโ€”
pl_occdeperr1โ€”
pl_occdeperr2โ€”
pl_occdeplimโ€”
pl_occdepstrโ€” Occultation Depth [%]
pl_orbeccenโ€”
pl_orbeccenerr1โ€”
pl_orbeccenerr2โ€”
pl_orbeccenlimโ€”
pl_orbeccenstrโ€” Eccentricity
pl_orbinclโ€”
pl_orbinclerr1โ€”
pl_orbinclerr2โ€”
pl_orbincllimโ€”
pl_orbinclstrโ€” Inclination [deg]
pl_orblperโ€”
pl_orblpererr1โ€”
pl_orblpererr2โ€”
pl_orblperlimโ€”
pl_orblperstrโ€” Argument of Periastron [deg]
pl_orbper18.39 day
pl_orbpererr12.93e-5 day
pl_orbpererr2-2.93e-5 day
pl_orbperlim0
pl_orbperstr18.3877080853847&plusmn;0.0000292659200 Orbital Period [day]
pl_orbsmaxโ€”
pl_orbsmaxerr1โ€”
pl_orbsmaxerr2โ€”
pl_orbsmaxlimโ€”
pl_orbsmaxstrโ€” Orbit Semi-Major Axis [au]
pl_orbtperโ€”
pl_orbtpererr1โ€”
pl_orbtpererr2โ€”
pl_orbtperlimโ€”
pl_orbtperstrโ€” Epoch of Periastron [day]
pl_projobliqโ€”
pl_projobliqerr1โ€”
pl_projobliqerr2โ€”
pl_projobliqlimโ€”
pl_projobliqstrโ€” Projected Obliquity [deg]
pl_pubdate2017-07 Planetary Parameter Reference Publication Date
pl_rade6.38 Rearth
pl_radeerr10.30 Rearth
pl_radeerr2-0.30 Rearth
pl_radelim0
pl_radestr6.37909615920243&plusmn;0.29591537000000 Planet Radius [Earth Radius]
pl_radj0.57 Rjupiter
pl_radjerr10.03 Rjupiter
pl_radjerr2-0.03 Rjupiter
pl_radjlim0
pl_radjstr0.569105820585669&plusmn;0.026399846508791 Planet Radius [Jupiter Radius]
pl_ratdorโ€”
pl_ratdorerr1โ€”
pl_ratdorerr2โ€”
pl_ratdorlimโ€”
pl_ratdorstrโ€” Ratio of Semi-Major Axis to Stellar Radius
pl_ratrorโ€”
pl_ratrorerr1โ€”
pl_ratrorerr2โ€”
pl_ratrorlimโ€”
pl_ratrorstrโ€” 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_rvampโ€”
pl_rvamperr1โ€”
pl_rvamperr2โ€”
pl_rvamplimโ€”
pl_rvampstrโ€” Radial Velocity Amplitude [m/s]
pl_trandep0.12 %
pl_trandeperr12.52e-3 %
pl_trandeperr2-2.52e-3 %
pl_trandeplim0
pl_trandepstr0.119102831919559&plusmn;0.002517761600000 Transit Depth [%]
pl_trandur6.41 hour
pl_trandurerr10.08 hour
pl_trandurerr2-0.08 hour
pl_trandurlim0
pl_trandurstr6.40515299694267&plusmn;0.07700667500000 Transit Duration [hour]
pl_tranmid2.46e6 day
pl_tranmiderr11.13e-3 day
pl_tranmiderr2-1.13e-3 day
pl_tranmidlim0
pl_tranmidstr2459121.27008600&plusmn;0.00113182 Time of Conjunction (Transit Midpoint) [day]
pl_trueobliqโ€”
pl_trueobliqerr1โ€”
pl_trueobliqerr2โ€”
pl_trueobliqlimโ€”
pl_trueobliqstrโ€” True Obliquity [deg]
pl_tsystemrefBJD Time Reference Frame and Standard
ptv_flag0
pul_flag0
ra47.52 deg
rastr03h10m04.14s RA [sexagesimal]
releasedate2024-09-16 Release Date
rowupdate2024-09-16 Date of Last Update
rv_flag1
soltypeTESS Project Candidate Solution Type
st_ageโ€”
st_ageerr1โ€”
st_ageerr2โ€”
st_agelimโ€”
st_agestrโ€” Stellar Age [Gyr]
st_densโ€”
st_denserr1โ€”
st_denserr2โ€”
st_denslimโ€”
st_densstrโ€” Stellar Density [g/cm**3]
st_logg4.05 log(cm/s**2)
st_loggerr10.08 log(cm/s**2)
st_loggerr2-0.08 log(cm/s**2)
st_logglim0
st_loggstr4.05&plusmn;0.08 Stellar Surface Gravity [log(cm/s**2)]
st_lumโ€”
st_lumerr1โ€”
st_lumerr2โ€”
st_lumlimโ€”
st_lumstrโ€” Stellar Luminosity [log(Solar)]
st_massโ€”
st_masserr1โ€”
st_masserr2โ€”
st_masslimโ€”
st_massstrโ€” Stellar Mass [Solar mass]
st_metโ€”
st_meterr1โ€”
st_meterr2โ€”
st_metlimโ€”
st_metratioโ€” Stellar Metallicity Ratio
st_metstrโ€” Stellar Metallicity [dex]
st_nphot0
st_nrvc0
st_nspec0
st_rad1.77 Rsun
st_raderr10.07 Rsun
st_raderr2-0.07 Rsun
st_radlim0
st_radstr1.76557004451752&plusmn;0.07238700000000 Stellar Radius [Solar Radius]
st_radvโ€”
st_radverr1โ€”
st_radverr2โ€”
st_radvlimโ€”
st_radvstrโ€” 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_rotpโ€”
st_rotperr1โ€”
st_rotperr2โ€”
st_rotplimโ€”
st_rotpstrโ€” Stellar Rotational Period [day]
st_spectypeโ€” Spectral Type
st_teff6382.70 K
st_tefferr1111.30 K
st_tefferr2-111.30 K
st_tefflim0
st_teffstr6382.7&plusmn;111.3 Stellar Effective Temperature [K]
st_vsinโ€”
st_vsinerr1โ€”
st_vsinerr2โ€”
st_vsinlimโ€”
st_vsinstrโ€” Stellar Rotational Velocity [km/s]
sy_bmag8.16 mag
sy_bmagerr10.02 mag
sy_bmagerr2-0.02 mag
sy_bmagstr8.159&plusmn;0.024 B (Johnson) Magnitude
sy_dist76.90 pc
sy_disterr10.20 pc
sy_disterr2-0.19 pc
sy_diststr<div><span class="supersubNumber">76.9028</span><span class="superscript">+0.1953</span><span class="subscript">-0.1943</span></div> Distance [pc]
sy_gaiamag7.42 mag
sy_gaiamagerr12.96e-4 mag
sy_gaiamagerr2-2.96e-4 mag
sy_gaiamagstr7.416530&plusmn;0.000296 Gaia Magnitude
sy_gmagโ€”
sy_gmagerr1โ€”
sy_gmagerr2โ€”
sy_gmagstrโ€” g (Sloan) Magnitude
sy_hmag6.33 mag
sy_hmagerr10.02 mag
sy_hmagerr2-0.02 mag
sy_hmagstr6.325&plusmn;0.021 H (2MASS) Magnitude
sy_icmagโ€”
sy_icmagerr1โ€”
sy_icmagerr2โ€”
sy_icmagstrโ€” I (Cousins) Magnitude
sy_imagโ€”
sy_imagerr1โ€”
sy_imagerr2โ€”
sy_imagstrโ€” i (Sloan) Magnitude
sy_jmag6.50 mag
sy_jmagerr10.02 mag
sy_jmagerr2-0.02 mag
sy_jmagstr6.504&plusmn;0.019 J (2MASS) Magnitude
sy_kepmagโ€”
sy_kepmagerr1โ€”
sy_kepmagerr2โ€”
sy_kepmagstrโ€” Kepler Magnitude
sy_kmag6.26 mag
sy_kmagerr10.02 mag
sy_kmagerr2-0.02 mag
sy_kmagstr6.256&plusmn;0.021 Ks (2MASS) Magnitude
sy_mnum0
sy_plx12.97 mas
sy_plxerr10.03 mas
sy_plxerr2-0.03 mas
sy_plxstr12.9746000&plusmn;0.0326954 Parallax [mas]
sy_pm101.81 mas/yr
sy_pmdec27.91 mas/yr
sy_pmdecerr10.08 mas/yr
sy_pmdecerr2-0.08 mas/yr
sy_pmdecstr27.9112000&plusmn;0.0818487 Proper Motion (Dec) [mas/yr]
sy_pmerr10.05 mas/yr
sy_pmerr2-0.05 mas/yr
sy_pmra97.91 mas/yr
sy_pmraerr10.05 mas/yr
sy_pmraerr2-0.05 mas/yr
sy_pmrastr97.9122000&plusmn;0.0516745 Proper Motion (RA) [mas/yr]
sy_pmstr101.812740&plusmn;0.054526 Total Proper Motion [mas/yr]
sy_pnum1
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_rmagโ€”
sy_rmagerr1โ€”
sy_rmagerr2โ€”
sy_rmagstrโ€” r (Sloan) Magnitude
sy_snum1
sy_tmag7.03 mag
sy_tmagerr16.00e-3 mag
sy_tmagerr2-6.00e-3 mag
sy_tmagstr7.0286&plusmn;0.0060 TESS Magnitude
sy_umagโ€”
sy_umagerr1โ€”
sy_umagerr2โ€”
sy_umagstrโ€” u (Sloan) Magnitude
sy_vmag7.57 mag
sy_vmagerr10.03 mag
sy_vmagerr2-0.03 mag
sy_vmagstr7.57&plusmn;0.03 V (Johnson) Magnitude
sy_w1mag6.21 mag
sy_w1magerr10.10 mag
sy_w1magerr2-0.10 mag
sy_w1magstr6.209&plusmn;0.100 W1 (WISE) Magnitude
sy_w2mag6.08 mag
sy_w2magerr10.03 mag
sy_w2magerr2-0.03 mag
sy_w2magstr6.084&plusmn;0.033 W2 (WISE) Magnitude
sy_w3mag6.24 mag
sy_w3magerr10.01 mag
sy_w3magerr2-0.01 mag
sy_w3magstr6.239&plusmn;0.015 W3 (WISE) Magnitude
sy_w4mag6.17 mag
sy_w4magerr10.05 mag
sy_w4magerr2-0.05 mag
sy_w4magstr6.172&plusmn;0.048 W4 (WISE) Magnitude
sy_zmagโ€”
sy_zmagerr1โ€”
sy_zmagerr2โ€”
sy_zmagstrโ€” z (Sloan) Magnitude
tic_idTIC 200723869 TIC ID
tran_flag1
ttv_flag0
x0.43
y0.47
z-0.78

Record 2

Transit โ€ข 2021 โ€ข Transiting Exoplanet Survey Satellite (TESS)

๐Ÿช
โ–ถAll Properties
PropertyValueDescription
ast_flag0
cb_flag0
dec-50.83 deg
decstr-50d49m56.15s Dec [sexagesimal]
default_flag1
disc_facilityTransiting Exoplanet Survey Satellite (TESS) Discovery Facility
disc_instrumentTESS CCD Array Discovery Instrument
disc_localeSpace Discovery Locale
disc_pubdate2021-04 Discovery Publication Date
disc_refname<a refstr=ADDISON_ET_AL__2021 href=https://ui.adsabs.harvard.edu/abs/2021MNRAS.502.3704A/abstract target=ref>Addison et al. 2021</a> Discovery Reference
disc_telescope0.1 m TESS Telescope Discovery Telescope
disc_year2021
discoverymethodTransit Discovery Method
dkin_flag0
elat-63.72 deg
elon15.58 deg
etv_flag0
gaia_dr2_idGaia DR2 4747624104168195072 Gaia DR2 ID
gaia_dr3_idGaia DR3 4747624104168195072 Gaia DR3 ID
glat-54.68 deg
glon264.53 deg
hd_nameHD 19916 HD ID
hip_nameโ€” HIP ID
hostnameTOI-257 Host Name
htm20-471174425
ima_flag0
micro_flag0
obm_flag0
pl_bmasse43.86 Mearth
pl_bmasseerr17.31 Mearth
pl_bmasseerr2-7.31 Mearth
pl_bmasselim0
pl_bmassestr43.9&plusmn;7.3 Planet Mass or Mass*sin(i) [Earth Mass]
pl_bmassj0.14 Mjupiter
pl_bmassjerr10.02 Mjupiter
pl_bmassjerr2-0.02 Mjupiter
pl_bmassjlim0
pl_bmassjstr0.138&plusmn;0.023 Planet Mass or Mass*sin(i) [Jupiter Mass]
pl_bmassprovMass Planet Mass or Mass*sin(i) Provenance
pl_cmasseโ€”
pl_cmasseerr1โ€”
pl_cmasseerr2โ€”
pl_cmasselimโ€”
pl_cmassestrโ€” Planet Mass*sin(i)/sin(i) [Earth Mass]
pl_cmassjโ€”
pl_cmassjerr1โ€”
pl_cmassjerr2โ€”
pl_cmassjlimโ€”
pl_cmassjstrโ€” Planet Mass*sin(i)/sin(i) [Jupiter Mass]
pl_controv_flag0
pl_dens0.65 g/cm**3
pl_denserr10.12 g/cm**3
pl_denserr2-0.11 g/cm**3
pl_denslim0
pl_densstr<div><span class="supersubNumber">0.65</span><span class="superscript">+0.12</span><span class="subscript">-0.11</span></div> Planet Density [g/cm**3]
pl_eqt1027 K
pl_eqterr118 K
pl_eqterr2-18 K
pl_eqtlim0
pl_eqtstr1027&plusmn;18 Equilibrium Temperature [K]
pl_imppar0.64
pl_impparerr10.02
pl_impparerr2-0.02
pl_impparlim0
pl_impparstr<div><span class="supersubNumber">0.643</span><span class="superscript">+0.019</span><span class="subscript">-0.020</span></div> Impact Parameter
pl_insol186 Searth
pl_insolerr114 Searth
pl_insolerr2-12 Searth
pl_insollim0
pl_insolstr<div><span class="supersubNumber">186</span><span class="superscript">+14</span><span class="subscript">-12</span></div> Insolation Flux [Earth Flux]
pl_letterb Planet Letter
pl_masse43.86 Mearth
pl_masseerr17.31 Mearth
pl_masseerr2-7.31 Mearth
pl_masselim0
pl_massestr43.9&plusmn;7.3 Planet Mass [Earth Mass]
pl_massj0.14 Mjupiter
pl_massjerr10.02 Mjupiter
pl_massjerr2-0.02 Mjupiter
pl_massjlim0
pl_massjstr0.138&plusmn;0.023 Planet Mass [Jupiter Mass]
pl_msinieโ€”
pl_msinieerr1โ€”
pl_msinieerr2โ€”
pl_msinielimโ€”
pl_msiniestrโ€” Planet Mass*sin(i) [Earth Mass]
pl_msinijโ€”
pl_msinijerr1โ€”
pl_msinijerr2โ€”
pl_msinijlimโ€”
pl_msinijstrโ€” Planet Mass*sin(i) [Jupiter Mass]
pl_nameTOI-257 b Planet Name
pl_ndispec0
pl_nespec0
pl_nnotes0
pl_ntranspec0
pl_occdepโ€”
pl_occdeperr1โ€”
pl_occdeperr2โ€”
pl_occdeplimโ€”
pl_occdepstrโ€” Occultation Depth [%]
pl_orbeccen0
pl_orbeccenerr1โ€”
pl_orbeccenerr2โ€”
pl_orbeccenlim0
pl_orbeccenstr0 Eccentricity
pl_orbincl87.91 deg
pl_orbinclerr10.11 deg
pl_orbinclerr2-0.10 deg
pl_orbincllim0
pl_orbinclstr<div><span class="supersubNumber">87.91</span><span class="superscript">+0.11</span><span class="subscript">-0.10</span></div> Inclination [deg]
pl_orblperโ€”
pl_orblpererr1โ€”
pl_orblpererr2โ€”
pl_orblperlimโ€”
pl_orblperstrโ€” Argument of Periastron [deg]
pl_orbper18.39 day
pl_orbpererr18.50e-4 day
pl_orbpererr2-8.40e-4 day
pl_orbperlim0
pl_orbperstr<div><span class="supersubNumber">18.38818</span><span class="superscript">+0.00085</span><span class="subscript">-0.00084</span></div> Orbital Period [day]
pl_orbsmax0.15 au
pl_orbsmaxerr11.60e-3 au
pl_orbsmaxerr2-1.70e-3 au
pl_orbsmaxlim0
pl_orbsmaxstr<div><span class="supersubNumber">0.1528</span><span class="superscript">+0.0016</span><span class="subscript">-0.0017</span></div> Orbit Semi-Major Axis [au]
pl_orbtper2.46e6 day
pl_orbtpererr11.30e-3 day
pl_orbtpererr2-1.20e-3 day
pl_orbtperlim0
pl_orbtperstr<div><span class="supersubNumber">2458385.7601</span><span class="superscript">+0.0013</span><span class="subscript">-0.0012</span></div> Epoch of Periastron [day]
pl_projobliqโ€”
pl_projobliqerr1โ€”
pl_projobliqerr2โ€”
pl_projobliqlimโ€”
pl_projobliqstrโ€” Projected Obliquity [deg]
pl_pubdate2021-04 Planetary Parameter Reference Publication Date
pl_rade7.16 Rearth
pl_radeerr10.15 Rearth
pl_radeerr2-0.15 Rearth
pl_radelim0
pl_radestr7.16&plusmn;0.15 Planet Radius [Earth Radius]
pl_radj0.64 Rjupiter
pl_radjerr10.01 Rjupiter
pl_radjerr2-0.01 Rjupiter
pl_radjlim0
pl_radjstr0.639&plusmn;0.013 Planet Radius [Jupiter Radius]
pl_ratdor17.60
pl_ratdorerr10.36
pl_ratdorerr2-0.35
pl_ratdorlim0
pl_ratdorstr<div><span class="supersubNumber">17.60</span><span class="superscript">+0.36</span><span class="subscript">-0.35</span></div> Ratio of Semi-Major Axis to Stellar Radius
pl_ratror0.04
pl_ratrorerr12.20e-4
pl_ratrorerr2-2.20e-4
pl_ratrorlim0
pl_ratrorstr0.03521&plusmn;0.00022 Ratio of Planet to Stellar Radius
pl_refname<a refstr=ADDISON_ET_AL__2021 href=https://ui.adsabs.harvard.edu/abs/2021MNRAS.502.3704A/abstract target=ref>Addison et al. 2021</a> Planetary Parameter Reference
pl_rvamp8.50 m/s
pl_rvamperr11.40 m/s
pl_rvamperr2-1.40 m/s
pl_rvamplim0
pl_rvampstr8.5&plusmn;1.4 Radial Velocity Amplitude [m/s]
pl_trandep0.12 %
pl_trandeperr11.60e-3 %
pl_trandeperr2-1.60e-3 %
pl_trandeplim0
pl_trandepstr0.1240&plusmn;0.0016 Transit Depth [%]
pl_trandur6.49 hour
pl_trandurerr10.03 hour
pl_trandurerr2-0.03 hour
pl_trandurlim0
pl_trandurstr6.485&plusmn;0.031 Transit Duration [hour]
pl_tranmid2.46e6 day
pl_tranmiderr11.30e-3 day
pl_tranmiderr2-1.20e-3 day
pl_tranmidlim0
pl_tranmidstr<div><span class="supersubNumber">2458385.7601</span><span class="superscript">+0.0013</span><span class="subscript">-0.0012</span></div> Time of Conjunction (Transit Midpoint) [day]
pl_trueobliqโ€”
pl_trueobliqerr1โ€”
pl_trueobliqerr2โ€”
pl_trueobliqlimโ€”
pl_trueobliqstrโ€” True Obliquity [deg]
pl_tsystemrefBJD-TDB Time Reference Frame and Standard
ptv_flag0
pul_flag0
ra47.52 deg
rastr03h10m04.14s RA [sexagesimal]
releasedate2021-04-23 Release Date
rowupdate2021-04-23 Date of Last Update
rv_flag1
soltypePublished Confirmed Solution Type
st_ageโ€”
st_ageerr1โ€”
st_ageerr2โ€”
st_agelimโ€”
st_agestrโ€” Stellar Age [Gyr]
st_dens0.30 g/cm**3
st_denserr10.02 g/cm**3
st_denserr2-0.02 g/cm**3
st_denslim0
st_densstr<div><span class="supersubNumber">0.305</span><span class="superscript">+0.019</span><span class="subscript">-0.018</span></div> Stellar Density [g/cm**3]
st_logg4.04 log(cm/s**2)
st_loggerr10.02 log(cm/s**2)
st_loggerr2-0.02 log(cm/s**2)
st_logglim0
st_loggstr4.044&plusmn;0.021 Stellar Surface Gravity [log(cm/s**2)]
st_lum0.64 log(Lsun)
st_lumerr10.03 log(Lsun)
st_lumerr2-0.03 log(Lsun)
st_lumlim0
st_lumstr<div><span class="supersubNumber">0.636</span><span class="superscript">+0.029</span><span class="subscript">-0.029</span></div> Stellar Luminosity [log(Solar)]
st_mass1.41 Msun
st_masserr10.04 Msun
st_masserr2-0.05 Msun
st_masslim0
st_massstr<div><span class="supersubNumber">1.407</span><span class="superscript">+0.045</span><span class="subscript">-0.046</span></div> Stellar Mass [Solar mass]
st_met0.17 dex
st_meterr10.10 dex
st_meterr2-0.10 dex
st_metlim0
st_metratio[Fe/H] Stellar Metallicity Ratio
st_metstr<div><span class="supersubNumber">0.175</span><span class="superscript">+0.099</span><span class="subscript">-0.098</span></div> Stellar Metallicity [dex]
st_nphot0
st_nrvc0
st_nspec0
st_rad1.87 Rsun
st_raderr10.03 Rsun
st_raderr2-0.03 Rsun
st_radlim0
st_radstr<div><span class="supersubNumber">1.867</span><span class="superscript">+0.033</span><span class="subscript">-0.032</span></div> Stellar Radius [Solar Radius]
st_radvโ€”
st_radverr1โ€”
st_radverr2โ€”
st_radvlimโ€”
st_radvstrโ€” Systemic Radial Velocity [km/s]
st_refname<a refstr=ADDISON_ET_AL__2021 href=https://ui.adsabs.harvard.edu/abs/2021MNRAS.502.3704A/abstract target=ref>Addison et al. 2021</a> Stellar Parameter Reference
st_rotpโ€”
st_rotperr1โ€”
st_rotperr2โ€”
st_rotplimโ€”
st_rotpstrโ€” Stellar Rotational Period [day]
st_spectypeโ€” Spectral Type
st_teff6095 K
st_tefferr189 K
st_tefferr2-89 K
st_tefflim0
st_teffstr6095&plusmn;89 Stellar Effective Temperature [K]
st_vsinโ€”
st_vsinerr1โ€”
st_vsinerr2โ€”
st_vsinlimโ€”
st_vsinstrโ€” Stellar Rotational Velocity [km/s]
sy_bmag8.16 mag
sy_bmagerr10.02 mag
sy_bmagerr2-0.02 mag
sy_bmagstr8.159&plusmn;0.024 B (Johnson) Magnitude
sy_dist76.90 pc
sy_disterr10.20 pc
sy_disterr2-0.19 pc
sy_diststr<div><span class="supersubNumber">76.9028</span><span class="superscript">+0.1953</span><span class="subscript">-0.1943</span></div> Distance [pc]
sy_gaiamag7.42 mag
sy_gaiamagerr12.96e-4 mag
sy_gaiamagerr2-2.96e-4 mag
sy_gaiamagstr7.416530&plusmn;0.000296 Gaia Magnitude
sy_gmagโ€”
sy_gmagerr1โ€”
sy_gmagerr2โ€”
sy_gmagstrโ€” g (Sloan) Magnitude
sy_hmag6.33 mag
sy_hmagerr10.02 mag
sy_hmagerr2-0.02 mag
sy_hmagstr6.325&plusmn;0.021 H (2MASS) Magnitude
sy_icmagโ€”
sy_icmagerr1โ€”
sy_icmagerr2โ€”
sy_icmagstrโ€” I (Cousins) Magnitude
sy_imagโ€”
sy_imagerr1โ€”
sy_imagerr2โ€”
sy_imagstrโ€” i (Sloan) Magnitude
sy_jmag6.50 mag
sy_jmagerr10.02 mag
sy_jmagerr2-0.02 mag
sy_jmagstr6.504&plusmn;0.019 J (2MASS) Magnitude
sy_kepmagโ€”
sy_kepmagerr1โ€”
sy_kepmagerr2โ€”
sy_kepmagstrโ€” Kepler Magnitude
sy_kmag6.26 mag
sy_kmagerr10.02 mag
sy_kmagerr2-0.02 mag
sy_kmagstr6.256&plusmn;0.021 Ks (2MASS) Magnitude
sy_mnum0
sy_plx12.97 mas
sy_plxerr10.03 mas
sy_plxerr2-0.03 mas
sy_plxstr12.9746000&plusmn;0.0326954 Parallax [mas]
sy_pm101.81 mas/yr
sy_pmdec27.91 mas/yr
sy_pmdecerr10.08 mas/yr
sy_pmdecerr2-0.08 mas/yr
sy_pmdecstr27.9112000&plusmn;0.0818487 Proper Motion (Dec) [mas/yr]
sy_pmerr10.05 mas/yr
sy_pmerr2-0.05 mas/yr
sy_pmra97.91 mas/yr
sy_pmraerr10.05 mas/yr
sy_pmraerr2-0.05 mas/yr
sy_pmrastr97.9122000&plusmn;0.0516745 Proper Motion (RA) [mas/yr]
sy_pmstr101.812740&plusmn;0.054526 Total Proper Motion [mas/yr]
sy_pnum1
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_rmagโ€”
sy_rmagerr1โ€”
sy_rmagerr2โ€”
sy_rmagstrโ€” r (Sloan) Magnitude
sy_snum1
sy_tmag7.03 mag
sy_tmagerr16.00e-3 mag
sy_tmagerr2-6.00e-3 mag
sy_tmagstr7.0286&plusmn;0.0060 TESS Magnitude
sy_umagโ€”
sy_umagerr1โ€”
sy_umagerr2โ€”
sy_umagstrโ€” u (Sloan) Magnitude
sy_vmag7.57 mag
sy_vmagerr10.03 mag
sy_vmagerr2-0.03 mag
sy_vmagstr7.57&plusmn;0.03 V (Johnson) Magnitude
sy_w1mag6.21 mag
sy_w1magerr10.10 mag
sy_w1magerr2-0.10 mag
sy_w1magstr6.209&plusmn;0.100 W1 (WISE) Magnitude
sy_w2mag6.08 mag
sy_w2magerr10.03 mag
sy_w2magerr2-0.03 mag
sy_w2magstr6.084&plusmn;0.033 W2 (WISE) Magnitude
sy_w3mag6.24 mag
sy_w3magerr10.01 mag
sy_w3magerr2-0.01 mag
sy_w3magstr6.239&plusmn;0.015 W3 (WISE) Magnitude
sy_w4mag6.17 mag
sy_w4magerr10.05 mag
sy_w4magerr2-0.05 mag
sy_w4magstr6.172&plusmn;0.048 W4 (WISE) Magnitude
sy_zmagโ€”
sy_zmagerr1โ€”
sy_zmagerr2โ€”
sy_zmagstrโ€” z (Sloan) Magnitude
tic_idTIC 200723869 TIC ID
tran_flag1
ttv_flag0
x0.43
y0.47
z-0.78

Record 3

Transit โ€ข 2021 โ€ข Transiting Exoplanet Survey Satellite (TESS)

๐Ÿช
โ–ถAll Properties
PropertyValueDescription
ast_flag0
cb_flag0
dec-50.83 deg
decstr-50d49m56.15s Dec [sexagesimal]
default_flag0
disc_facilityTransiting Exoplanet Survey Satellite (TESS) Discovery Facility
disc_instrumentTESS CCD Array Discovery Instrument
disc_localeSpace Discovery Locale
disc_pubdate2021-04 Discovery Publication Date
disc_refname<a refstr=ADDISON_ET_AL__2021 href=https://ui.adsabs.harvard.edu/abs/2021MNRAS.502.3704A/abstract target=ref>Addison et al. 2021</a> Discovery Reference
disc_telescope0.1 m TESS Telescope Discovery Telescope
disc_year2021
discoverymethodTransit Discovery Method
dkin_flag0
elat-63.72 deg
elon15.58 deg
etv_flag0
gaia_dr2_idGaia DR2 4747624104168195072 Gaia DR2 ID
gaia_dr3_idGaia DR3 4747624104168195072 Gaia DR3 ID
glat-54.68 deg
glon264.53 deg
hd_nameHD 19916 HD ID
hip_nameโ€” HIP ID
hostnameTOI-257 Host Name
htm20-471174425
ima_flag0
micro_flag0
obm_flag0
pl_bmasseโ€”
pl_bmasseerr1โ€”
pl_bmasseerr2โ€”
pl_bmasselimโ€”
pl_bmassestrโ€” Planet Mass or Mass*sin(i) [Earth Mass]
pl_bmassjโ€”
pl_bmassjerr1โ€”
pl_bmassjerr2โ€”
pl_bmassjlimโ€”
pl_bmassjstrโ€” Planet Mass or Mass*sin(i) [Jupiter Mass]
pl_bmassprovโ€” Planet Mass or Mass*sin(i) Provenance
pl_cmasseโ€”
pl_cmasseerr1โ€”
pl_cmasseerr2โ€”
pl_cmasselimโ€”
pl_cmassestrโ€” Planet Mass*sin(i)/sin(i) [Earth Mass]
pl_cmassjโ€”
pl_cmassjerr1โ€”
pl_cmassjerr2โ€”
pl_cmassjlimโ€”
pl_cmassjstrโ€” Planet Mass*sin(i)/sin(i) [Jupiter Mass]
pl_controv_flag0
pl_densโ€”
pl_denserr1โ€”
pl_denserr2โ€”
pl_denslimโ€”
pl_densstrโ€” Planet Density [g/cm**3]
pl_eqtโ€”
pl_eqterr1โ€”
pl_eqterr2โ€”
pl_eqtlimโ€”
pl_eqtstrโ€” Equilibrium Temperature [K]
pl_impparโ€”
pl_impparerr1โ€”
pl_impparerr2โ€”
pl_impparlimโ€”
pl_impparstrโ€” Impact Parameter
pl_insolโ€”
pl_insolerr1โ€”
pl_insolerr2โ€”
pl_insollimโ€”
pl_insolstrโ€” Insolation Flux [Earth Flux]
pl_letterb Planet Letter
pl_masseโ€”
pl_masseerr1โ€”
pl_masseerr2โ€”
pl_masselimโ€”
pl_massestrโ€” Planet Mass [Earth Mass]
pl_massjโ€”
pl_massjerr1โ€”
pl_massjerr2โ€”
pl_massjlimโ€”
pl_massjstrโ€” Planet Mass [Jupiter Mass]
pl_msinieโ€”
pl_msinieerr1โ€”
pl_msinieerr2โ€”
pl_msinielimโ€”
pl_msiniestrโ€” Planet Mass*sin(i) [Earth Mass]
pl_msinijโ€”
pl_msinijerr1โ€”
pl_msinijerr2โ€”
pl_msinijlimโ€”
pl_msinijstrโ€” Planet Mass*sin(i) [Jupiter Mass]
pl_nameTOI-257 b Planet Name
pl_ndispec0
pl_nespec0
pl_nnotes0
pl_ntranspec0
pl_occdepโ€”
pl_occdeperr1โ€”
pl_occdeperr2โ€”
pl_occdeplimโ€”
pl_occdepstrโ€” Occultation Depth [%]
pl_orbeccenโ€”
pl_orbeccenerr1โ€”
pl_orbeccenerr2โ€”
pl_orbeccenlimโ€”
pl_orbeccenstrโ€” Eccentricity
pl_orbincl87.91 deg
pl_orbinclerr10.11 deg
pl_orbinclerr2-0.10 deg
pl_orbincllim0
pl_orbinclstr<div><span class="supersubNumber">87.91</span><span class="superscript">+0.11</span><span class="subscript">-0.10</span></div> Inclination [deg]
pl_orblperโ€”
pl_orblpererr1โ€”
pl_orblpererr2โ€”
pl_orblperlimโ€”
pl_orblperstrโ€” Argument of Periastron [deg]
pl_orbper18.39 day
pl_orbpererr12.80e-5 day
pl_orbpererr2-2.80e-5 day
pl_orbperlim0
pl_orbperstr18.387686&plusmn;0.000028 Orbital Period [day]
pl_orbsmaxโ€”
pl_orbsmaxerr1โ€”
pl_orbsmaxerr2โ€”
pl_orbsmaxlimโ€”
pl_orbsmaxstrโ€” Orbit Semi-Major Axis [au]
pl_orbtperโ€”
pl_orbtpererr1โ€”
pl_orbtpererr2โ€”
pl_orbtperlimโ€”
pl_orbtperstrโ€” Epoch of Periastron [day]
pl_projobliqโ€”
pl_projobliqerr1โ€”
pl_projobliqerr2โ€”
pl_projobliqlimโ€”
pl_projobliqstrโ€” Projected Obliquity [deg]
pl_pubdate2023-03 Planetary Parameter Reference Publication Date
pl_radeโ€”
pl_radeerr1โ€”
pl_radeerr2โ€”
pl_radelimโ€”
pl_radestrโ€” Planet Radius [Earth Radius]
pl_radjโ€”
pl_radjerr1โ€”
pl_radjerr2โ€”
pl_radjlimโ€”
pl_radjstrโ€” Planet Radius [Jupiter Radius]
pl_ratdor17.60
pl_ratdorerr10.36
pl_ratdorerr2-0.35
pl_ratdorlim0
pl_ratdorstr<div><span class="supersubNumber">17.60</span><span class="superscript">+0.36</span><span class="subscript">-0.35</span></div> Ratio of Semi-Major Axis to Stellar Radius
pl_ratror0.04
pl_ratrorerr12.20e-4
pl_ratrorerr2-2.20e-4
pl_ratrorlim0
pl_ratrorstr0.03521&plusmn;0.00022 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_rvampโ€”
pl_rvamperr1โ€”
pl_rvamperr2โ€”
pl_rvamplimโ€”
pl_rvampstrโ€” Radial Velocity Amplitude [m/s]
pl_trandepโ€”
pl_trandeperr1โ€”
pl_trandeperr2โ€”
pl_trandeplimโ€”
pl_trandepstrโ€” Transit Depth [%]
pl_trandurโ€”
pl_trandurerr1โ€”
pl_trandurerr2โ€”
pl_trandurlimโ€”
pl_trandurstrโ€” Transit Duration [hour]
pl_tranmid2.46e6 day
pl_tranmiderr15.10e-4 day
pl_tranmiderr2-5.10e-4 day
pl_tranmidlim0
pl_tranmidstr2458808.67779&plusmn;0.00051 Time of Conjunction (Transit Midpoint) [day]
pl_trueobliqโ€”
pl_trueobliqerr1โ€”
pl_trueobliqerr2โ€”
pl_trueobliqlimโ€”
pl_trueobliqstrโ€” True Obliquity [deg]
pl_tsystemrefBJD-TDB Time Reference Frame and Standard
ptv_flag0
pul_flag0
ra47.52 deg
rastr03h10m04.14s RA [sexagesimal]
releasedate2024-03-04 Release Date
rowupdate2024-03-04 Date of Last Update
rv_flag1
soltypePublished Confirmed Solution Type
st_ageโ€”
st_ageerr1โ€”
st_ageerr2โ€”
st_agelimโ€”
st_agestrโ€” Stellar Age [Gyr]
st_dens0.30 g/cm**3
st_denserr10.02 g/cm**3
st_denserr2-0.02 g/cm**3
st_denslim0
st_densstr<div><span class="supersubNumber">0.305</span><span class="superscript">+0.019</span><span class="subscript">-0.018</span></div> Stellar Density [g/cm**3]
st_logg4.04 log(cm/s**2)
st_loggerr10.02 log(cm/s**2)
st_loggerr2-0.02 log(cm/s**2)
st_logglim0
st_loggstr4.044&plusmn;0.021 Stellar Surface Gravity [log(cm/s**2)]
st_lum0.64 log(Lsun)
st_lumerr10.03 log(Lsun)
st_lumerr2-0.03 log(Lsun)
st_lumlim0
st_lumstr<div><span class="supersubNumber">0.636</span><span class="superscript">+0.029</span><span class="subscript">-0.029</span></div> Stellar Luminosity [log(Solar)]
st_mass1.41 Msun
st_masserr10.04 Msun
st_masserr2-0.05 Msun
st_masslim0
st_massstr<div><span class="supersubNumber">1.407</span><span class="superscript">+0.045</span><span class="subscript">-0.046</span></div> Stellar Mass [Solar mass]
st_met0.17 dex
st_meterr10.10 dex
st_meterr2-0.10 dex
st_metlim0
st_metratio[Fe/H] Stellar Metallicity Ratio
st_metstr<div><span class="supersubNumber">0.175</span><span class="superscript">+0.099</span><span class="subscript">-0.098</span></div> Stellar Metallicity [dex]
st_nphot0
st_nrvc0
st_nspec0
st_rad1.87 Rsun
st_raderr10.03 Rsun
st_raderr2-0.03 Rsun
st_radlim0
st_radstr<div><span class="supersubNumber">1.867</span><span class="superscript">+0.033</span><span class="subscript">-0.032</span></div> Stellar Radius [Solar Radius]
st_radvโ€”
st_radverr1โ€”
st_radverr2โ€”
st_radvlimโ€”
st_radvstrโ€” Systemic Radial Velocity [km/s]
st_refname<a refstr=ADDISON_ET_AL__2021 href=https://ui.adsabs.harvard.edu/abs/2021MNRAS.502.3704A/abstract target=ref>Addison et al. 2021</a> Stellar Parameter Reference
st_rotpโ€”
st_rotperr1โ€”
st_rotperr2โ€”
st_rotplimโ€”
st_rotpstrโ€” Stellar Rotational Period [day]
st_spectypeโ€” Spectral Type
st_teff6095 K
st_tefferr189 K
st_tefferr2-89 K
st_tefflim0
st_teffstr6095&plusmn;89 Stellar Effective Temperature [K]
st_vsinโ€”
st_vsinerr1โ€”
st_vsinerr2โ€”
st_vsinlimโ€”
st_vsinstrโ€” Stellar Rotational Velocity [km/s]
sy_bmag8.16 mag
sy_bmagerr10.02 mag
sy_bmagerr2-0.02 mag
sy_bmagstr8.159&plusmn;0.024 B (Johnson) Magnitude
sy_dist76.90 pc
sy_disterr10.20 pc
sy_disterr2-0.19 pc
sy_diststr<div><span class="supersubNumber">76.9028</span><span class="superscript">+0.1953</span><span class="subscript">-0.1943</span></div> Distance [pc]
sy_gaiamag7.42 mag
sy_gaiamagerr12.96e-4 mag
sy_gaiamagerr2-2.96e-4 mag
sy_gaiamagstr7.416530&plusmn;0.000296 Gaia Magnitude
sy_gmagโ€”
sy_gmagerr1โ€”
sy_gmagerr2โ€”
sy_gmagstrโ€” g (Sloan) Magnitude
sy_hmag6.33 mag
sy_hmagerr10.02 mag
sy_hmagerr2-0.02 mag
sy_hmagstr6.325&plusmn;0.021 H (2MASS) Magnitude
sy_icmagโ€”
sy_icmagerr1โ€”
sy_icmagerr2โ€”
sy_icmagstrโ€” I (Cousins) Magnitude
sy_imagโ€”
sy_imagerr1โ€”
sy_imagerr2โ€”
sy_imagstrโ€” i (Sloan) Magnitude
sy_jmag6.50 mag
sy_jmagerr10.02 mag
sy_jmagerr2-0.02 mag
sy_jmagstr6.504&plusmn;0.019 J (2MASS) Magnitude
sy_kepmagโ€”
sy_kepmagerr1โ€”
sy_kepmagerr2โ€”
sy_kepmagstrโ€” Kepler Magnitude
sy_kmag6.26 mag
sy_kmagerr10.02 mag
sy_kmagerr2-0.02 mag
sy_kmagstr6.256&plusmn;0.021 Ks (2MASS) Magnitude
sy_mnum0
sy_plx12.97 mas
sy_plxerr10.03 mas
sy_plxerr2-0.03 mas
sy_plxstr12.9746000&plusmn;0.0326954 Parallax [mas]
sy_pm101.81 mas/yr
sy_pmdec27.91 mas/yr
sy_pmdecerr10.08 mas/yr
sy_pmdecerr2-0.08 mas/yr
sy_pmdecstr27.9112000&plusmn;0.0818487 Proper Motion (Dec) [mas/yr]
sy_pmerr10.05 mas/yr
sy_pmerr2-0.05 mas/yr
sy_pmra97.91 mas/yr
sy_pmraerr10.05 mas/yr
sy_pmraerr2-0.05 mas/yr
sy_pmrastr97.9122000&plusmn;0.0516745 Proper Motion (RA) [mas/yr]
sy_pmstr101.812740&plusmn;0.054526 Total Proper Motion [mas/yr]
sy_pnum1
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_rmagโ€”
sy_rmagerr1โ€”
sy_rmagerr2โ€”
sy_rmagstrโ€” r (Sloan) Magnitude
sy_snum1
sy_tmag7.03 mag
sy_tmagerr16.00e-3 mag
sy_tmagerr2-6.00e-3 mag
sy_tmagstr7.0286&plusmn;0.0060 TESS Magnitude
sy_umagโ€”
sy_umagerr1โ€”
sy_umagerr2โ€”
sy_umagstrโ€” u (Sloan) Magnitude
sy_vmag7.57 mag
sy_vmagerr10.03 mag
sy_vmagerr2-0.03 mag
sy_vmagstr7.57&plusmn;0.03 V (Johnson) Magnitude
sy_w1mag6.21 mag
sy_w1magerr10.10 mag
sy_w1magerr2-0.10 mag
sy_w1magstr6.209&plusmn;0.100 W1 (WISE) Magnitude
sy_w2mag6.08 mag
sy_w2magerr10.03 mag
sy_w2magerr2-0.03 mag
sy_w2magstr6.084&plusmn;0.033 W2 (WISE) Magnitude
sy_w3mag6.24 mag
sy_w3magerr10.01 mag
sy_w3magerr2-0.01 mag
sy_w3magstr6.239&plusmn;0.015 W3 (WISE) Magnitude
sy_w4mag6.17 mag
sy_w4magerr10.05 mag
sy_w4magerr2-0.05 mag
sy_w4magstr6.172&plusmn;0.048 W4 (WISE) Magnitude
sy_zmagโ€”
sy_zmagerr1โ€”
sy_zmagerr2โ€”
sy_zmagstrโ€” z (Sloan) Magnitude
tic_idTIC 200723869 TIC ID
tran_flag1
ttv_flag0
x0.43
y0.47
z-0.78