โ†Back to Exoplanets
๐Ÿช

HD 20781 e

Exoplanet Records

๐Ÿ“ŠKey Properties

Host Star

HD 20781

Discovery

Radial Velocity

Year

2019

Period

85.51 day

Radius

โ€”

Mass

14.03 Mearth

Eq. Temp

โ€”

๐ŸงพRecords(1 rows)

Record 1

Radial Velocity โ€ข 2019 โ€ข La Silla Observatory

๐Ÿช
โ–ถAll Properties
PropertyValueDescription
ast_flag0
cb_flag0
dec-28.78 deg
decstr-28d47m02.82s Dec [sexagesimal]
default_flag1
disc_facilityLa Silla Observatory Discovery Facility
disc_instrumentHARPS Spectrograph Discovery Instrument
disc_localeGround Discovery Locale
disc_pubdate2019-02 Discovery Publication Date
disc_refname<a refstr=UDRY_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019A&A...622A..37U/abstract target=ref>Udry et al. 2019</a> Discovery Reference
disc_telescope3.6 m ESO Telescope Discovery Telescope
disc_year2019
discoverymethodRadial Velocity Discovery Method
dkin_flag0
elat-45.15 deg
elon37.01 deg
etv_flag0
gaia_dr2_idGaia DR2 5060105892897388288 Gaia DR2 ID
gaia_dr3_idGaia DR3 5060105897197110144 Gaia DR3 ID
glat-57.27 deg
glon224.67 deg
hd_nameHD 20781 HD ID
hip_nameHIP 15526 HIP ID
hostnameHD 20781 Host Name
htm20-935964729
ima_flag0
micro_flag0
obm_flag0
pl_bmasse14.03 Mearth
pl_bmasseerr11.56 Mearth
pl_bmasseerr2-1.56 Mearth
pl_bmasselim0
pl_bmassestr14.03&plusmn;1.56 Planet Mass or Mass*sin(i) [Earth Mass]
pl_bmassj0.04 Mjupiter
pl_bmassjerr14.90e-3 Mjupiter
pl_bmassjerr2-4.90e-3 Mjupiter
pl_bmassjlim0
pl_bmassjstr0.0442&plusmn;0.0049 Planet Mass or Mass*sin(i) [Jupiter Mass]
pl_bmassprovMsini 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_lettere 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_msinie14.03 Mearth
pl_msinieerr11.56 Mearth
pl_msinieerr2-1.56 Mearth
pl_msinielim0
pl_msiniestr14.03&plusmn;1.56 Planet Mass*sin(i) [Earth Mass]
pl_msinij0.04 Mjupiter
pl_msinijerr14.90e-3 Mjupiter
pl_msinijerr2-4.90e-3 Mjupiter
pl_msinijlim0
pl_msinijstr0.0442&plusmn;0.0049 Planet Mass*sin(i) [Jupiter Mass]
pl_nameHD 20781 e Planet Name
pl_ndispec0
pl_nespec0
pl_nnotes3
pl_ntranspec0
pl_occdepโ€”
pl_occdeperr1โ€”
pl_occdeperr2โ€”
pl_occdeplimโ€”
pl_occdepstrโ€” Occultation Depth [%]
pl_orbeccen0.06
pl_orbeccenerr10.06
pl_orbeccenerr2-0.04
pl_orbeccenlim0
pl_orbeccenstr<div><span class="supersubNumber">0.060</span><span class="superscript">+0.060</span><span class="subscript">-0.040</span></div> Eccentricity
pl_orbinclโ€”
pl_orbinclerr1โ€”
pl_orbinclerr2โ€”
pl_orbincllimโ€”
pl_orbinclstrโ€” Inclination [deg]
pl_orblper70.59 deg
pl_orblpererr161.40 deg
pl_orblpererr2-67.58 deg
pl_orblperlim0
pl_orblperstr<div><span class="supersubNumber">70.590</span><span class="superscript">+61.400</span><span class="subscript">-67.580</span></div> Argument of Periastron [deg]
pl_orbper85.51 day
pl_orbpererr10.10 day
pl_orbpererr2-0.09 day
pl_orbperlim0
pl_orbperstr<div><span class="supersubNumber">85.5073</span><span class="superscript">+0.0983</span><span class="subscript">-0.0947</span></div> Orbital Period [day]
pl_orbsmax0.34 au
pl_orbsmaxerr10.02 au
pl_orbsmaxerr2-0.02 au
pl_orbsmaxlim0
pl_orbsmaxstr<div><span class="supersubNumber">0.3374</span><span class="superscript">+0.0155</span><span class="subscript">-0.0170</span></div> Orbit Semi-Major Axis [au]
pl_orbtper2.46e6 day
pl_orbtpererr114.36 day
pl_orbtpererr2-16.01 day
pl_orbtperlim0
pl_orbtperstr<div><span class="supersubNumber">2455513.3912</span><span class="superscript">+14.3623</span><span class="subscript">-16.0090</span></div> Epoch of Periastron [day]
pl_projobliqโ€”
pl_projobliqerr1โ€”
pl_projobliqerr2โ€”
pl_projobliqlimโ€”
pl_projobliqstrโ€” Projected Obliquity [deg]
pl_pubdate2019-02 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_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=UDRY_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019A&A...622A..37U/abstract target=ref>Udry et al. 2019</a> Planetary Parameter Reference
pl_rvamp2.60 m/s
pl_rvamperr10.14 m/s
pl_rvamperr2-0.14 m/s
pl_rvamplim0
pl_rvampstr2.60&plusmn;0.14 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_tranmidโ€”
pl_tranmiderr1โ€”
pl_tranmiderr2โ€”
pl_tranmidlimโ€”
pl_tranmidstrโ€” 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
ra50.01 deg
rastr03h20m03.35s RA [sexagesimal]
releasedate2019-02-07 Release Date
rowupdate2019-02-05 Date of Last Update
rv_flag1
soltypePublished Confirmed 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_logg4.37 log(cm/s**2)
st_loggerr10.05 log(cm/s**2)
st_loggerr2-0.05 log(cm/s**2)
st_logglim0
st_loggstr4.37&plusmn;0.05 Stellar Surface Gravity [log(cm/s**2)]
st_lum-0.31 log(Lsun)
st_lumerr10.03 log(Lsun)
st_lumerr2-0.04 log(Lsun)
st_lumlim0
st_lumstr<div><span class="supersubNumber">-0.31</span><span class="superscript">+0.03</span><span class="subscript">-0.04</span></div> Stellar Luminosity [log(Solar)]
st_mass0.70 Msun
st_masserr1โ€”
st_masserr2โ€”
st_masslim0
st_massstr0.70 Stellar Mass [Solar mass]
st_met-0.11 dex
st_meterr10.02 dex
st_meterr2-0.02 dex
st_metlim0
st_metratio[Fe/H] Stellar Metallicity Ratio
st_metstr-0.11&plusmn;0.02 Stellar Metallicity [dex]
st_nphot1
st_nrvc0
st_nspec0
st_radโ€”
st_raderr1โ€”
st_raderr2โ€”
st_radlimโ€”
st_radstrโ€” Stellar Radius [Solar Radius]
st_radvโ€”
st_radverr1โ€”
st_radverr2โ€”
st_radvlimโ€”
st_radvstrโ€” Systemic Radial Velocity [km/s]
st_refname<a refstr=UDRY_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019A&A...622A..37U/abstract target=ref>Udry et al. 2019</a> Stellar Parameter Reference
st_rotp46.80 day
st_rotperr14.40 day
st_rotperr2-4.40 day
st_rotplim0
st_rotpstr46.8&plusmn;4.4 Stellar Rotational Period [day]
st_spectypeK0 V Spectral Type
st_teff5256 K
st_tefferr129 K
st_tefferr2-29 K
st_tefflim0
st_teffstr5256&plusmn;29 Stellar Effective Temperature [K]
st_vsin1.10 km/s
st_vsinerr1โ€”
st_vsinerr2โ€”
st_vsinlim0
st_vsinstr1.1 Stellar Rotational Velocity [km/s]
sy_bmag9.24 mag
sy_bmagerr10.03 mag
sy_bmagerr2-0.03 mag
sy_bmagstr9.239&plusmn;0.030 B (Johnson) Magnitude
sy_dist35.97 pc
sy_disterr10.05 pc
sy_disterr2-0.05 pc
sy_diststr<div><span class="supersubNumber">35.9715</span><span class="superscript">+0.0527</span><span class="subscript">-0.0526</span></div> Distance [pc]
sy_gaiamag8.24 mag
sy_gaiamagerr12.14e-4 mag
sy_gaiamagerr2-2.14e-4 mag
sy_gaiamagstr8.237200&plusmn;0.000214 Gaia Magnitude
sy_gmagโ€”
sy_gmagerr1โ€”
sy_gmagerr2โ€”
sy_gmagstrโ€” g (Sloan) Magnitude
sy_hmag6.64 mag
sy_hmagerr10.04 mag
sy_hmagerr2-0.04 mag
sy_hmagstr6.642&plusmn;0.042 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_jmag7.04 mag
sy_jmagerr10.02 mag
sy_jmagerr2-0.02 mag
sy_jmagstr7.045&plusmn;0.024 J (2MASS) Magnitude
sy_kepmagโ€”
sy_kepmagerr1โ€”
sy_kepmagerr2โ€”
sy_kepmagstrโ€” Kepler Magnitude
sy_kmag6.55 mag
sy_kmagerr10.02 mag
sy_kmagerr2-0.02 mag
sy_kmagstr6.553&plusmn;0.023 Ks (2MASS) Magnitude
sy_mnum0
sy_plx27.77 mas
sy_plxerr10.04 mas
sy_plxerr2-0.04 mas
sy_plxstr27.7709000&plusmn;0.0403991 Parallax [mas]
sy_pm355.16 mas/yr
sy_pmdec-66.66 mas/yr
sy_pmdecerr10.08 mas/yr
sy_pmdecerr2-0.08 mas/yr
sy_pmdecstr-66.6626000&plusmn;0.0762735 Proper Motion (Dec) [mas/yr]
sy_pmerr10.07 mas/yr
sy_pmerr2-0.07 mas/yr
sy_pmra348.85 mas/yr
sy_pmraerr10.07 mas/yr
sy_pmraerr2-0.07 mas/yr
sy_pmrastr348.8470000&plusmn;0.0652107 Proper Motion (RA) [mas/yr]
sy_pmstr355.1593046&plusmn;0.0656321 Total Proper Motion [mas/yr]
sy_pnum5
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_snum2
sy_tmag7.72 mag
sy_tmagerr16.00e-3 mag
sy_tmagerr2-6.00e-3 mag
sy_tmagstr7.7242&plusmn;0.0060 TESS Magnitude
sy_umagโ€”
sy_umagerr1โ€”
sy_umagerr2โ€”
sy_umagstrโ€” u (Sloan) Magnitude
sy_vmag8.48 mag
sy_vmagerr10.03 mag
sy_vmagerr2-0.03 mag
sy_vmagstr8.48&plusmn;0.03 V (Johnson) Magnitude
sy_w1magโ€”
sy_w1magerr1โ€”
sy_w1magerr2โ€”
sy_w1magstrโ€” W1 (WISE) Magnitude
sy_w2magโ€”
sy_w2magerr1โ€”
sy_w2magerr2โ€”
sy_w2magstrโ€” W2 (WISE) Magnitude
sy_w3magโ€”
sy_w3magerr1โ€”
sy_w3magerr2โ€”
sy_w3magstrโ€” W3 (WISE) Magnitude
sy_w4magโ€”
sy_w4magerr1โ€”
sy_w4magerr2โ€”
sy_w4magstrโ€” W4 (WISE) Magnitude
sy_zmagโ€”
sy_zmagerr1โ€”
sy_zmagerr2โ€”
sy_zmagstrโ€” z (Sloan) Magnitude
tic_idTIC 144503312 TIC ID
tran_flag0
ttv_flag0
x0.56
y0.67
z-0.48