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HD 18742 b

Exoplanet Records

๐Ÿ“ŠKey Properties

Host Star

HD 18742

Discovery

Radial Velocity

Year

2011

Period

772 day

Radius

โ€”

Mass

1185.51 Mearth

Eq. Temp

โ€”

๐ŸงพRecords(3 rows)

Record 1

Radial Velocity โ€ข 2011 โ€ข W. M. Keck Observatory

๐Ÿช
โ–ถAll Properties
PropertyValueDescription
ast_flag0
cb_flag0
dec-20.80 deg
decstr-20d48m09.73s Dec [sexagesimal]
default_flag0
disc_facilityW. M. Keck Observatory Discovery Facility
disc_instrumentHIRES Spectrometer Discovery Instrument
disc_localeGround Discovery Locale
disc_pubdate2011-12 Discovery Publication Date
disc_refname<a refstr=JOHNSON_ET_AL__2011 href=https://ui.adsabs.harvard.edu/abs/2011ApJS..197...26J/abstract target=ref> Johnson et al. 2011 </a> Discovery Reference
disc_telescope10 m Keck I Telescope Discovery Telescope
disc_year2011
discoverymethodRadial Velocity Discovery Method
dkin_flag0
elat-36.08 deg
elon35.18 deg
etv_flag0
gaia_dr2_idGaia DR2 5079636934554540160 Gaia DR2 ID
gaia_dr3_idGaia DR3 5079636934554540160 Gaia DR3 ID
glat-60.00 deg
glon207.80 deg
hd_nameHD 18742 HD ID
hip_nameHIP 13993 HIP ID
hostnameHD 18742 Host Name
htm20-56446310
ima_flag0
micro_flag0
obm_flag0
pl_bmasse1185.51 Mearth
pl_bmasseerr1123.95 Mearth
pl_bmasseerr2-123.95 Mearth
pl_bmasselim0
pl_bmassestr1186&plusmn;124 Planet Mass or Mass*sin(i) [Earth Mass]
pl_bmassj3.73 Mjupiter
pl_bmassjerr10.39 Mjupiter
pl_bmassjerr2-0.39 Mjupiter
pl_bmassjlim0
pl_bmassjstr3.73&plusmn;0.39 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_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_msinie1185.51 Mearth
pl_msinieerr1123.95 Mearth
pl_msinieerr2-123.95 Mearth
pl_msinielim0
pl_msiniestr1186&plusmn;124 Planet Mass*sin(i) [Earth Mass]
pl_msinij3.73 Mjupiter
pl_msinijerr10.39 Mjupiter
pl_msinijerr2-0.39 Mjupiter
pl_msinijlim0
pl_msinijstr3.73&plusmn;0.39 Planet Mass*sin(i) [Jupiter Mass]
pl_nameHD 18742 b Planet Name
pl_ndispec0
pl_nespec0
pl_nnotes0
pl_ntranspec0
pl_occdepโ€”
pl_occdeperr1โ€”
pl_occdeperr2โ€”
pl_occdeplimโ€”
pl_occdepstrโ€” Occultation Depth [%]
pl_orbeccen0.12
pl_orbeccenerr10.06
pl_orbeccenerr2-0.06
pl_orbeccenlim0
pl_orbeccenstr0.12&plusmn;0.06 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_orbper772 day
pl_orbpererr111 day
pl_orbpererr2-11 day
pl_orbperlim0
pl_orbperstr772.00000&plusmn;11.00000 Orbital Period [day]
pl_orbsmax1.98 au
pl_orbsmaxerr10.07 au
pl_orbsmaxerr2-0.07 au
pl_orbsmaxlim0
pl_orbsmaxstr1.98&plusmn;0.07 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_pubdate2017-03 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_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=STASSUN_ET_AL__2017 href=https://ui.adsabs.harvard.edu/abs/2017AJ....153..136S/abstract target=ref>Stassun et al. 2017</a> Planetary Parameter Reference
pl_rvamp44.30 m/s
pl_rvamperr13.80 m/s
pl_rvamperr2-3.80 m/s
pl_rvamplim0
pl_rvampstr44.3&plusmn;3.8 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_tsystemrefโ€” Time Reference Frame and Standard
ptv_flag0
pul_flag0
ra45.04 deg
rastr03h00m10.63s RA [sexagesimal]
releasedate2018-09-06 Release Date
rowupdate2018-12-03 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_logg3.31 log(cm/s**2)
st_loggerr10.02 log(cm/s**2)
st_loggerr2-0.02 log(cm/s**2)
st_logglim0
st_loggstr3.31&plusmn;0.02 Stellar Surface Gravity [log(cm/s**2)]
st_lumโ€”
st_lumerr1โ€”
st_lumerr2โ€”
st_lumlimโ€”
st_lumstrโ€” Stellar Luminosity [log(Solar)]
st_mass2.58 Msun
st_masserr10.24 Msun
st_masserr2-0.24 Msun
st_masslim0
st_massstr2.58&plusmn;0.24 Stellar Mass [Solar mass]
st_met-0.14 dex
st_meterr1โ€”
st_meterr2โ€”
st_metlim0
st_metratio[Fe/H] Stellar Metallicity Ratio
st_metstr-0.14 Stellar Metallicity [dex]
st_nphot1
st_nrvc0
st_nspec1
st_rad5.88 Rsun
st_raderr10.23 Rsun
st_raderr2-0.23 Rsun
st_radlim0
st_radstr5.88&plusmn;0.23 Stellar Radius [Solar Radius]
st_radvโ€”
st_radverr1โ€”
st_radverr2โ€”
st_radvlimโ€”
st_radvstrโ€” Systemic Radial Velocity [km/s]
st_refname<a refstr=STASSUN_ET_AL__2017 href=https://ui.adsabs.harvard.edu/abs/2017AJ....153..136S/abstract target=ref>Stassun et al. 2017</a> Stellar Parameter Reference
st_rotpโ€”
st_rotperr1โ€”
st_rotperr2โ€”
st_rotplimโ€”
st_rotpstrโ€” Stellar Rotational Period [day]
st_spectypeโ€” Spectral Type
st_teff5021 K
st_tefferr114 K
st_tefferr2-14 K
st_tefflim0
st_teffstr5021&plusmn;14 Stellar Effective Temperature [K]
st_vsinโ€”
st_vsinerr1โ€”
st_vsinerr2โ€”
st_vsinlimโ€”
st_vsinstrโ€” Stellar Rotational Velocity [km/s]
sy_bmag8.63 mag
sy_bmagerr10 mag
sy_bmagerr20 mag
sy_bmagstr8.627&plusmn;0.000 B (Johnson) Magnitude
sy_dist162.69 pc
sy_disterr13.08 pc
sy_disterr2-3.08 pc
sy_diststr162.6850&plusmn;3.0755 Distance [pc]
sy_gaiamag7.55 mag
sy_gaiamagerr13.56e-4 mag
sy_gaiamagerr2-3.56e-4 mag
sy_gaiamagstr7.554640&plusmn;0.000356 Gaia Magnitude
sy_gmagโ€”
sy_gmagerr1โ€”
sy_gmagerr2โ€”
sy_gmagstrโ€” g (Sloan) Magnitude
sy_hmag5.71 mag
sy_hmagerr10.04 mag
sy_hmagerr2-0.04 mag
sy_hmagstr5.705&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_jmag6.18 mag
sy_jmagerr10.03 mag
sy_jmagerr2-0.03 mag
sy_jmagstr6.177&plusmn;0.027 J (2MASS) Magnitude
sy_kepmagโ€”
sy_kepmagerr1โ€”
sy_kepmagerr2โ€”
sy_kepmagstrโ€” Kepler Magnitude
sy_kmag5.55 mag
sy_kmagerr10.02 mag
sy_kmagerr2-0.02 mag
sy_kmagstr5.554&plusmn;0.024 Ks (2MASS) Magnitude
sy_mnum0
sy_plx6.12 mas
sy_plxerr10.12 mas
sy_plxerr2-0.12 mas
sy_plxstr6.121120&plusmn;0.115282 Parallax [mas]
sy_pm30.19 mas/yr
sy_pmdec-22.86 mas/yr
sy_pmdecerr10.17 mas/yr
sy_pmdecerr2-0.17 mas/yr
sy_pmdecstr-22.860500&plusmn;0.170485 Proper Motion (Dec) [mas/yr]
sy_pmerr10.14 mas/yr
sy_pmerr2-0.14 mas/yr
sy_pmra-19.72 mas/yr
sy_pmraerr10.10 mas/yr
sy_pmraerr2-0.10 mas/yr
sy_pmrastr-19.7240000&plusmn;0.0984525 Proper Motion (RA) [mas/yr]
sy_pmstr30.1933542&plusmn;0.1442156 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_tmag6.99 mag
sy_tmagerr16.30e-3 mag
sy_tmagerr2-6.30e-3 mag
sy_tmagstr6.98636&plusmn;0.00630 TESS Magnitude
sy_umagโ€”
sy_umagerr1โ€”
sy_umagerr2โ€”
sy_umagstrโ€” u (Sloan) Magnitude
sy_vmag7.81 mag
sy_vmagerr10.03 mag
sy_vmagerr2-0.03 mag
sy_vmagstr7.81&plusmn;0.03 V (Johnson) Magnitude
sy_w1mag5.59 mag
sy_w1magerr10.15 mag
sy_w1magerr2-0.15 mag
sy_w1magstr5.595&plusmn;0.149 W1 (WISE) Magnitude
sy_w2mag5.47 mag
sy_w2magerr10.05 mag
sy_w2magerr2-0.05 mag
sy_w2magstr5.468&plusmn;0.051 W2 (WISE) Magnitude
sy_w3mag5.54 mag
sy_w3magerr10.01 mag
sy_w3magerr2-0.01 mag
sy_w3magstr5.543&plusmn;0.014 W3 (WISE) Magnitude
sy_w4mag5.48 mag
sy_w4magerr10.03 mag
sy_w4magerr2-0.03 mag
sy_w4magstr5.480&plusmn;0.034 W4 (WISE) Magnitude
sy_zmagโ€”
sy_zmagerr1โ€”
sy_zmagerr2โ€”
sy_zmagstrโ€” z (Sloan) Magnitude
tic_idTIC 71345433 TIC ID
tran_flag0
ttv_flag0
x0.66
y0.66
z-0.36

Record 2

Radial Velocity โ€ข 2011 โ€ข W. M. Keck Observatory

๐Ÿช
โ–ถAll Properties
PropertyValueDescription
ast_flag0
cb_flag0
dec-20.80 deg
decstr-20d48m09.73s Dec [sexagesimal]
default_flag0
disc_facilityW. M. Keck Observatory Discovery Facility
disc_instrumentHIRES Spectrometer Discovery Instrument
disc_localeGround Discovery Locale
disc_pubdate2011-12 Discovery Publication Date
disc_refname<a refstr=JOHNSON_ET_AL__2011 href=https://ui.adsabs.harvard.edu/abs/2011ApJS..197...26J/abstract target=ref> Johnson et al. 2011 </a> Discovery Reference
disc_telescope10 m Keck I Telescope Discovery Telescope
disc_year2011
discoverymethodRadial Velocity Discovery Method
dkin_flag0
elat-36.08 deg
elon35.18 deg
etv_flag0
gaia_dr2_idGaia DR2 5079636934554540160 Gaia DR2 ID
gaia_dr3_idGaia DR3 5079636934554540160 Gaia DR3 ID
glat-60.00 deg
glon207.80 deg
hd_nameHD 18742 HD ID
hip_nameHIP 13993 HIP ID
hostnameHD 18742 Host Name
htm20-56446310
ima_flag0
micro_flag0
obm_flag0
pl_bmasse858.10 Mearth
pl_bmasseerr195.30 Mearth
pl_bmasseerr2-95.30 Mearth
pl_bmasselim0
pl_bmassestr858.1&plusmn;95.3 Planet Mass or Mass*sin(i) [Earth Mass]
pl_bmassj2.70 Mjupiter
pl_bmassjerr10.30 Mjupiter
pl_bmassjerr2-0.30 Mjupiter
pl_bmassjlim0
pl_bmassjstr2.7&plusmn;0.3 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_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_msinie858.10 Mearth
pl_msinieerr195.30 Mearth
pl_msinieerr2-95.30 Mearth
pl_msinielim0
pl_msiniestr858.1&plusmn;95.3 Planet Mass*sin(i) [Earth Mass]
pl_msinij2.70 Mjupiter
pl_msinijerr10.30 Mjupiter
pl_msinijerr2-0.30 Mjupiter
pl_msinijlim0
pl_msinijstr2.7&plusmn;0.3 Planet Mass*sin(i) [Jupiter Mass]
pl_nameHD 18742 b Planet Name
pl_ndispec0
pl_nespec0
pl_nnotes0
pl_ntranspec0
pl_occdepโ€”
pl_occdeperr1โ€”
pl_occdeperr2โ€”
pl_occdeplimโ€”
pl_occdepstrโ€” Occultation Depth [%]
pl_orbeccen0.12
pl_orbeccenerr1โ€”
pl_orbeccenerr2โ€”
pl_orbeccenlim0
pl_orbeccenstr0.120 Eccentricity
pl_orbinclโ€”
pl_orbinclerr1โ€”
pl_orbinclerr2โ€”
pl_orbincllimโ€”
pl_orbinclstrโ€” Inclination [deg]
pl_orblper107 deg
pl_orblpererr150 deg
pl_orblpererr2-50 deg
pl_orblperlim0
pl_orblperstr107&plusmn;50 Argument of Periastron [deg]
pl_orbper772 day
pl_orbpererr111 day
pl_orbpererr2-11 day
pl_orbperlim0
pl_orbperstr772&plusmn;11 Orbital Period [day]
pl_orbsmax1.92 au
pl_orbsmaxerr10.05 au
pl_orbsmaxerr2-0.05 au
pl_orbsmaxlim0
pl_orbsmaxstr1.92&plusmn;0.05 Orbit Semi-Major Axis [au]
pl_orbtper2455200 day
pl_orbtpererr1110 day
pl_orbtpererr2-110 day
pl_orbtperlim0
pl_orbtperstr2455200&plusmn;110 Epoch of Periastron [day]
pl_projobliqโ€”
pl_projobliqerr1โ€”
pl_projobliqerr2โ€”
pl_projobliqlimโ€”
pl_projobliqstrโ€” Projected Obliquity [deg]
pl_pubdate2011-12 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=JOHNSON_ET_AL__2011 href=https://ui.adsabs.harvard.edu/abs/2011ApJS..197...26J/abstract target=ref> Johnson et al. 2011 </a> Planetary Parameter Reference
pl_rvamp44.30 m/s
pl_rvamperr13.80 m/s
pl_rvamperr2-3.80 m/s
pl_rvamplim0
pl_rvampstr44.3&plusmn;3.8 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_tsystemrefโ€” Time Reference Frame and Standard
ptv_flag0
pul_flag0
ra45.04 deg
rastr03h00m10.63s RA [sexagesimal]
releasedate2014-05-14 Release Date
rowupdate2018-12-03 Date of Last Update
rv_flag1
soltypePublished Confirmed Solution Type
st_age2.30 Gyr
st_ageerr10.50 Gyr
st_ageerr2-0.50 Gyr
st_agelim0
st_agestr2.3&plusmn;0.5 Stellar Age [Gyr]
st_densโ€”
st_denserr1โ€”
st_denserr2โ€”
st_denslimโ€”
st_densstrโ€” Stellar Density [g/cm**3]
st_logg3.30 log(cm/s**2)
st_loggerr10.06 log(cm/s**2)
st_loggerr2-0.06 log(cm/s**2)
st_logglim0
st_loggstr3.30&plusmn;0.06 Stellar Surface Gravity [log(cm/s**2)]
st_lum1.14 log(Lsun)
st_lumerr10.02 log(Lsun)
st_lumerr2-0.02 log(Lsun)
st_lumlim0
st_lumstr<div><span class="supersubNumber">1.14</span><span class="superscript">+0.02</span><span class="subscript">-0.02</span></div> Stellar Luminosity [log(Solar)]
st_mass1.60 Msun
st_masserr10.11 Msun
st_masserr2-0.11 Msun
st_masslim0
st_massstr1.60&plusmn;0.11 Stellar Mass [Solar mass]
st_met-0.04 dex
st_meterr10.03 dex
st_meterr2-0.03 dex
st_metlim0
st_metratio[Fe/H] Stellar Metallicity Ratio
st_metstr-0.04&plusmn;0.03 Stellar Metallicity [dex]
st_nphot1
st_nrvc0
st_nspec1
st_rad4.90 Rsun
st_raderr10.10 Rsun
st_raderr2-0.10 Rsun
st_radlim0
st_radstr4.9&plusmn;0.1 Stellar Radius [Solar Radius]
st_radvโ€”
st_radverr1โ€”
st_radverr2โ€”
st_radvlimโ€”
st_radvstrโ€” Systemic Radial Velocity [km/s]
st_refname<a refstr=JOHNSON_ET_AL__2011 href=https://ui.adsabs.harvard.edu/abs/2011ApJS..197...26J/abstract target=ref> Johnson et al. 2011 </a> Stellar Parameter Reference
st_rotpโ€”
st_rotperr1โ€”
st_rotperr2โ€”
st_rotplimโ€”
st_rotpstrโ€” Stellar Rotational Period [day]
st_spectypeโ€” Spectral Type
st_teff5048 K
st_tefferr144 K
st_tefferr2-44 K
st_tefflim0
st_teffstr5048&plusmn;44 Stellar Effective Temperature [K]
st_vsin2.98 km/s
st_vsinerr10.50 km/s
st_vsinerr2-0.50 km/s
st_vsinlim0
st_vsinstr2.98&plusmn;0.50 Stellar Rotational Velocity [km/s]
sy_bmag8.63 mag
sy_bmagerr10 mag
sy_bmagerr20 mag
sy_bmagstr8.627&plusmn;0.000 B (Johnson) Magnitude
sy_dist162.69 pc
sy_disterr13.08 pc
sy_disterr2-3.08 pc
sy_diststr162.6850&plusmn;3.0755 Distance [pc]
sy_gaiamag7.55 mag
sy_gaiamagerr13.56e-4 mag
sy_gaiamagerr2-3.56e-4 mag
sy_gaiamagstr7.554640&plusmn;0.000356 Gaia Magnitude
sy_gmagโ€”
sy_gmagerr1โ€”
sy_gmagerr2โ€”
sy_gmagstrโ€” g (Sloan) Magnitude
sy_hmag5.71 mag
sy_hmagerr10.04 mag
sy_hmagerr2-0.04 mag
sy_hmagstr5.705&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_jmag6.18 mag
sy_jmagerr10.03 mag
sy_jmagerr2-0.03 mag
sy_jmagstr6.177&plusmn;0.027 J (2MASS) Magnitude
sy_kepmagโ€”
sy_kepmagerr1โ€”
sy_kepmagerr2โ€”
sy_kepmagstrโ€” Kepler Magnitude
sy_kmag5.55 mag
sy_kmagerr10.02 mag
sy_kmagerr2-0.02 mag
sy_kmagstr5.554&plusmn;0.024 Ks (2MASS) Magnitude
sy_mnum0
sy_plx6.12 mas
sy_plxerr10.12 mas
sy_plxerr2-0.12 mas
sy_plxstr6.121120&plusmn;0.115282 Parallax [mas]
sy_pm30.19 mas/yr
sy_pmdec-22.86 mas/yr
sy_pmdecerr10.17 mas/yr
sy_pmdecerr2-0.17 mas/yr
sy_pmdecstr-22.860500&plusmn;0.170485 Proper Motion (Dec) [mas/yr]
sy_pmerr10.14 mas/yr
sy_pmerr2-0.14 mas/yr
sy_pmra-19.72 mas/yr
sy_pmraerr10.10 mas/yr
sy_pmraerr2-0.10 mas/yr
sy_pmrastr-19.7240000&plusmn;0.0984525 Proper Motion (RA) [mas/yr]
sy_pmstr30.1933542&plusmn;0.1442156 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_tmag6.99 mag
sy_tmagerr16.30e-3 mag
sy_tmagerr2-6.30e-3 mag
sy_tmagstr6.98636&plusmn;0.00630 TESS Magnitude
sy_umagโ€”
sy_umagerr1โ€”
sy_umagerr2โ€”
sy_umagstrโ€” u (Sloan) Magnitude
sy_vmag7.81 mag
sy_vmagerr10.03 mag
sy_vmagerr2-0.03 mag
sy_vmagstr7.81&plusmn;0.03 V (Johnson) Magnitude
sy_w1mag5.59 mag
sy_w1magerr10.15 mag
sy_w1magerr2-0.15 mag
sy_w1magstr5.595&plusmn;0.149 W1 (WISE) Magnitude
sy_w2mag5.47 mag
sy_w2magerr10.05 mag
sy_w2magerr2-0.05 mag
sy_w2magstr5.468&plusmn;0.051 W2 (WISE) Magnitude
sy_w3mag5.54 mag
sy_w3magerr10.01 mag
sy_w3magerr2-0.01 mag
sy_w3magstr5.543&plusmn;0.014 W3 (WISE) Magnitude
sy_w4mag5.48 mag
sy_w4magerr10.03 mag
sy_w4magerr2-0.03 mag
sy_w4magstr5.480&plusmn;0.034 W4 (WISE) Magnitude
sy_zmagโ€”
sy_zmagerr1โ€”
sy_zmagerr2โ€”
sy_zmagstrโ€” z (Sloan) Magnitude
tic_idTIC 71345433 TIC ID
tran_flag0
ttv_flag0
x0.66
y0.66
z-0.36

Record 3

Radial Velocity โ€ข 2011 โ€ข W. M. Keck Observatory

๐Ÿช
โ–ถAll Properties
PropertyValueDescription
ast_flag0
cb_flag0
dec-20.80 deg
decstr-20d48m09.73s Dec [sexagesimal]
default_flag1
disc_facilityW. M. Keck Observatory Discovery Facility
disc_instrumentHIRES Spectrometer Discovery Instrument
disc_localeGround Discovery Locale
disc_pubdate2011-12 Discovery Publication Date
disc_refname<a refstr=JOHNSON_ET_AL__2011 href=https://ui.adsabs.harvard.edu/abs/2011ApJS..197...26J/abstract target=ref> Johnson et al. 2011 </a> Discovery Reference
disc_telescope10 m Keck I Telescope Discovery Telescope
disc_year2011
discoverymethodRadial Velocity Discovery Method
dkin_flag0
elat-36.08 deg
elon35.18 deg
etv_flag0
gaia_dr2_idGaia DR2 5079636934554540160 Gaia DR2 ID
gaia_dr3_idGaia DR3 5079636934554540160 Gaia DR3 ID
glat-60.00 deg
glon207.80 deg
hd_nameHD 18742 HD ID
hip_nameHIP 13993 HIP ID
hostnameHD 18742 Host Name
htm20-56446310
ima_flag0
micro_flag0
obm_flag0
pl_bmasse1080.62 Mearth
pl_bmasseerr1381.40 Mearth
pl_bmasseerr2-381.40 Mearth
pl_bmasselim0
pl_bmassestr1081&plusmn;381 Planet Mass or Mass*sin(i) [Earth Mass]
pl_bmassj3.40 Mjupiter
pl_bmassjerr11.20 Mjupiter
pl_bmassjerr2-1.20 Mjupiter
pl_bmassjlim0
pl_bmassjstr3.4&plusmn;1.2 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_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_msinie1080.62 Mearth
pl_msinieerr1381.40 Mearth
pl_msinieerr2-381.40 Mearth
pl_msinielim0
pl_msiniestr1081&plusmn;381 Planet Mass*sin(i) [Earth Mass]
pl_msinij3.40 Mjupiter
pl_msinijerr11.20 Mjupiter
pl_msinijerr2-1.20 Mjupiter
pl_msinijlim0
pl_msinijstr3.4&plusmn;1.2 Planet Mass*sin(i) [Jupiter Mass]
pl_nameHD 18742 b Planet Name
pl_ndispec0
pl_nespec0
pl_nnotes0
pl_ntranspec0
pl_occdepโ€”
pl_occdeperr1โ€”
pl_occdeperr2โ€”
pl_occdeplimโ€”
pl_occdepstrโ€” Occultation Depth [%]
pl_orbeccen0.04
pl_orbeccenerr10.04
pl_orbeccenerr2-0.04
pl_orbeccenlim0
pl_orbeccenstr0.040&plusmn;0.035 Eccentricity
pl_orbinclโ€”
pl_orbinclerr1โ€”
pl_orbinclerr2โ€”
pl_orbincllimโ€”
pl_orbinclstrโ€” Inclination [deg]
pl_orblper190 deg
pl_orblpererr174 deg
pl_orblpererr2-74 deg
pl_orblperlim0
pl_orblperstr190&plusmn;74 Argument of Periastron [deg]
pl_orbper766 day
pl_orbpererr125 day
pl_orbpererr2-25 day
pl_orbperlim0
pl_orbperstr766&plusmn;25 Orbital Period [day]
pl_orbsmax1.82 au
pl_orbsmaxerr10.14 au
pl_orbsmaxerr2-0.14 au
pl_orbsmaxlim0
pl_orbsmaxstr1.82&plusmn;0.14 Orbit Semi-Major Axis [au]
pl_orbtper2455280 day
pl_orbtpererr1140 day
pl_orbtpererr2-140 day
pl_orbtperlim0
pl_orbtperstr2455280&plusmn;140 Epoch of Periastron [day]
pl_projobliqโ€”
pl_projobliqerr1โ€”
pl_projobliqerr2โ€”
pl_projobliqlimโ€”
pl_projobliqstrโ€” Projected Obliquity [deg]
pl_pubdate2019-04 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=LUHN_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....157..149L/abstract target=ref>Luhn et al. 2019</a> Planetary Parameter Reference
pl_rvamp61 m/s
pl_rvamperr122 m/s
pl_rvamperr2-22 m/s
pl_rvamplim0
pl_rvampstr61&plusmn;22 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_tsystemrefJD Time Reference Frame and Standard
ptv_flag0
pul_flag0
ra45.04 deg
rastr03h00m10.63s RA [sexagesimal]
releasedate2018-12-06 Release Date
rowupdate2018-12-03 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_logg3.09 log(cm/s**2)
st_loggerr1โ€”
st_loggerr2โ€”
st_logglim0
st_loggstr3.09 Stellar Surface Gravity [log(cm/s**2)]
st_lumโ€”
st_lumerr1โ€”
st_lumerr2โ€”
st_lumlimโ€”
st_lumstrโ€” Stellar Luminosity [log(Solar)]
st_mass1.36 Msun
st_masserr1โ€”
st_masserr2โ€”
st_masslim0
st_massstr1.36 Stellar Mass [Solar mass]
st_metโ€”
st_meterr1โ€”
st_meterr2โ€”
st_metlimโ€”
st_metratioโ€” Stellar Metallicity Ratio
st_metstrโ€” Stellar Metallicity [dex]
st_nphot1
st_nrvc0
st_nspec1
st_rad5.13 Rsun
st_raderr1โ€”
st_raderr2โ€”
st_radlim0
st_radstr5.13 Stellar Radius [Solar Radius]
st_radvโ€”
st_radverr1โ€”
st_radverr2โ€”
st_radvlimโ€”
st_radvstrโ€” Systemic Radial Velocity [km/s]
st_refname<a refstr=LUHN_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....157..149L/abstract target=ref>Luhn et al. 2019</a> Stellar Parameter Reference
st_rotpโ€”
st_rotperr1โ€”
st_rotperr2โ€”
st_rotplimโ€”
st_rotpstrโ€” Stellar Rotational Period [day]
st_spectypeโ€” Spectral Type
st_teff4940 K
st_tefferr1โ€”
st_tefferr2โ€”
st_tefflim0
st_teffstr4940 Stellar Effective Temperature [K]
st_vsinโ€”
st_vsinerr1โ€”
st_vsinerr2โ€”
st_vsinlimโ€”
st_vsinstrโ€” Stellar Rotational Velocity [km/s]
sy_bmag8.63 mag
sy_bmagerr10 mag
sy_bmagerr20 mag
sy_bmagstr8.627&plusmn;0.000 B (Johnson) Magnitude
sy_dist162.69 pc
sy_disterr13.08 pc
sy_disterr2-3.08 pc
sy_diststr162.6850&plusmn;3.0755 Distance [pc]
sy_gaiamag7.55 mag
sy_gaiamagerr13.56e-4 mag
sy_gaiamagerr2-3.56e-4 mag
sy_gaiamagstr7.554640&plusmn;0.000356 Gaia Magnitude
sy_gmagโ€”
sy_gmagerr1โ€”
sy_gmagerr2โ€”
sy_gmagstrโ€” g (Sloan) Magnitude
sy_hmag5.71 mag
sy_hmagerr10.04 mag
sy_hmagerr2-0.04 mag
sy_hmagstr5.705&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_jmag6.18 mag
sy_jmagerr10.03 mag
sy_jmagerr2-0.03 mag
sy_jmagstr6.177&plusmn;0.027 J (2MASS) Magnitude
sy_kepmagโ€”
sy_kepmagerr1โ€”
sy_kepmagerr2โ€”
sy_kepmagstrโ€” Kepler Magnitude
sy_kmag5.55 mag
sy_kmagerr10.02 mag
sy_kmagerr2-0.02 mag
sy_kmagstr5.554&plusmn;0.024 Ks (2MASS) Magnitude
sy_mnum0
sy_plx6.12 mas
sy_plxerr10.12 mas
sy_plxerr2-0.12 mas
sy_plxstr6.121120&plusmn;0.115282 Parallax [mas]
sy_pm30.19 mas/yr
sy_pmdec-22.86 mas/yr
sy_pmdecerr10.17 mas/yr
sy_pmdecerr2-0.17 mas/yr
sy_pmdecstr-22.860500&plusmn;0.170485 Proper Motion (Dec) [mas/yr]
sy_pmerr10.14 mas/yr
sy_pmerr2-0.14 mas/yr
sy_pmra-19.72 mas/yr
sy_pmraerr10.10 mas/yr
sy_pmraerr2-0.10 mas/yr
sy_pmrastr-19.7240000&plusmn;0.0984525 Proper Motion (RA) [mas/yr]
sy_pmstr30.1933542&plusmn;0.1442156 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_tmag6.99 mag
sy_tmagerr16.30e-3 mag
sy_tmagerr2-6.30e-3 mag
sy_tmagstr6.98636&plusmn;0.00630 TESS Magnitude
sy_umagโ€”
sy_umagerr1โ€”
sy_umagerr2โ€”
sy_umagstrโ€” u (Sloan) Magnitude
sy_vmag7.81 mag
sy_vmagerr10.03 mag
sy_vmagerr2-0.03 mag
sy_vmagstr7.81&plusmn;0.03 V (Johnson) Magnitude
sy_w1mag5.59 mag
sy_w1magerr10.15 mag
sy_w1magerr2-0.15 mag
sy_w1magstr5.595&plusmn;0.149 W1 (WISE) Magnitude
sy_w2mag5.47 mag
sy_w2magerr10.05 mag
sy_w2magerr2-0.05 mag
sy_w2magstr5.468&plusmn;0.051 W2 (WISE) Magnitude
sy_w3mag5.54 mag
sy_w3magerr10.01 mag
sy_w3magerr2-0.01 mag
sy_w3magstr5.543&plusmn;0.014 W3 (WISE) Magnitude
sy_w4mag5.48 mag
sy_w4magerr10.03 mag
sy_w4magerr2-0.03 mag
sy_w4magstr5.480&plusmn;0.034 W4 (WISE) Magnitude
sy_zmagโ€”
sy_zmagerr1โ€”
sy_zmagerr2โ€”
sy_zmagstrโ€” z (Sloan) Magnitude
tic_idTIC 71345433 TIC ID
tran_flag0
ttv_flag0
x0.66
y0.66
z-0.36