Exoplanet Records
Radial Velocity • 2023 • Bohyunsan Optical Astronomical Observatory
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | 79.42 deg | |
| decstr | +79d25m06.89s | Dec [sexagesimal] |
| default_flag | 1 | |
| disc_facility | Bohyunsan Optical Astronomical Observatory | Discovery Facility |
| disc_instrument | BOES Echelle Spectrograph | Discovery Instrument |
| disc_locale | Ground | Discovery Locale |
| disc_pubdate | 2023-03 | Discovery Publication Date |
| disc_refname | <a refstr=LEE_ET_AL__2023 href=https://ui.adsabs.harvard.edu/abs/2023JKAS...56...35L/abstract target=ref>Lee et al. 2023</a> | Discovery Reference |
| disc_telescope | 1.8 m Telescope | Discovery Telescope |
| disc_year | 2023 | |
| discoverymethod | Radial Velocity | Discovery Method |
| dkin_flag | 0 | |
| elat | 58.09 deg | |
| elon | 76.17 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 567664766657362304 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 567664766657362304 | Gaia DR3 ID |
| glat | 18.19 deg | |
| glon | 129.08 deg | |
| hd_name | HD 18438 | HD ID |
| hip_name | HIP 14417 | HIP ID |
| hostname | HD 18438 | Host Name |
| htm20 | -220843512 | |
| ima_flag | 0 | |
| micro_flag | 0 | |
| obm_flag | 0 | |
| pl_bmasse | 6674.40 Mearth | |
| pl_bmasseerr1 | 317.83 Mearth | |
| pl_bmasseerr2 | -317.83 Mearth | |
| pl_bmasselim | 0 | |
| pl_bmassestr | 6674±318 | Planet Mass or Mass*sin(i) [Earth Mass] |
| pl_bmassj | 21 Mjupiter | |
| pl_bmassjerr1 | 1 Mjupiter | |
| pl_bmassjerr2 | -1 Mjupiter | |
| pl_bmassjlim | 0 | |
| pl_bmassjstr | 21±1 | Planet Mass or Mass*sin(i) [Jupiter Mass] |
| pl_bmassprov | Msini | Planet Mass or Mass*sin(i) Provenance |
| pl_cmasse | — | |
| pl_cmasseerr1 | — | |
| pl_cmasseerr2 | — | |
| pl_cmasselim | — | |
| pl_cmassestr | — | Planet Mass*sin(i)/sin(i) [Earth Mass] |
| pl_cmassj | — | |
| pl_cmassjerr1 | — | |
| pl_cmassjerr2 | — | |
| pl_cmassjlim | — | |
| pl_cmassjstr | — | Planet Mass*sin(i)/sin(i) [Jupiter Mass] |
| pl_controv_flag | 0 | |
| pl_dens | — | |
| pl_denserr1 | — | |
| pl_denserr2 | — | |
| pl_denslim | — | |
| pl_densstr | — | Planet Density [g/cm**3] |
| pl_eqt | — | |
| pl_eqterr1 | — | |
| pl_eqterr2 | — | |
| pl_eqtlim | — | |
| pl_eqtstr | — | Equilibrium Temperature [K] |
| pl_imppar | — | |
| pl_impparerr1 | — | |
| pl_impparerr2 | — | |
| pl_impparlim | — | |
| pl_impparstr | — | Impact Parameter |
| pl_insol | — | |
| pl_insolerr1 | — | |
| pl_insolerr2 | — | |
| pl_insollim | — | |
| pl_insolstr | — | Insolation Flux [Earth Flux] |
| pl_letter | b | Planet Letter |
| pl_masse | — | |
| pl_masseerr1 | — | |
| pl_masseerr2 | — | |
| pl_masselim | — | |
| pl_massestr | — | Planet Mass [Earth Mass] |
| pl_massj | — | |
| pl_massjerr1 | — | |
| pl_massjerr2 | — | |
| pl_massjlim | — | |
| pl_massjstr | — | Planet Mass [Jupiter Mass] |
| pl_msinie | 6674.40 Mearth | |
| pl_msinieerr1 | 317.83 Mearth | |
| pl_msinieerr2 | -317.83 Mearth | |
| pl_msinielim | 0 | |
| pl_msiniestr | 6674±318 | Planet Mass*sin(i) [Earth Mass] |
| pl_msinij | 21 Mjupiter | |
| pl_msinijerr1 | 1 Mjupiter | |
| pl_msinijerr2 | -1 Mjupiter | |
| pl_msinijlim | 0 | |
| pl_msinijstr | 21±1 | Planet Mass*sin(i) [Jupiter Mass] |
| pl_name | HD 18438 b | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 1 | |
| pl_ntranspec | 0 | |
| pl_occdep | — | |
| pl_occdeperr1 | — | |
| pl_occdeperr2 | — | |
| pl_occdeplim | — | |
| pl_occdepstr | — | Occultation Depth [%] |
| pl_orbeccen | 0.10 | |
| pl_orbeccenerr1 | 0.10 | |
| pl_orbeccenerr2 | -0.10 | |
| pl_orbeccenlim | 0 | |
| pl_orbeccenstr | 0.1±0.1 | Eccentricity |
| pl_orbincl | — | |
| pl_orbinclerr1 | — | |
| pl_orbinclerr2 | — | |
| pl_orbincllim | — | |
| pl_orbinclstr | — | Inclination [deg] |
| pl_orblper | 167 deg | |
| pl_orblpererr1 | 24 deg | |
| pl_orblpererr2 | -24 deg | |
| pl_orblperlim | 0 | |
| pl_orblperstr | 167±24 | Argument of Periastron [deg] |
| pl_orbper | 803 day | |
| pl_orbpererr1 | 5 day | |
| pl_orbpererr2 | -5 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | 803±5 | Orbital Period [day] |
| pl_orbsmax | 2.10 au | |
| pl_orbsmaxerr1 | 0.10 au | |
| pl_orbsmaxerr2 | -0.10 au | |
| pl_orbsmaxlim | 0 | |
| pl_orbsmaxstr | 2.1±0.1 | Orbit Semi-Major Axis [au] |
| pl_orbtper | 2455367 day | |
| pl_orbtpererr1 | 45 day | |
| pl_orbtpererr2 | -45 day | |
| pl_orbtperlim | 0 | |
| pl_orbtperstr | 2455367±45 | Epoch of Periastron [day] |
| pl_projobliq | — | |
| pl_projobliqerr1 | — | |
| pl_projobliqerr2 | — | |
| pl_projobliqlim | — | |
| pl_projobliqstr | — | Projected Obliquity [deg] |
| pl_pubdate | 2023-03 | Planetary Parameter Reference Publication Date |
| pl_rade | — | |
| pl_radeerr1 | — | |
| pl_radeerr2 | — | |
| pl_radelim | — | |
| pl_radestr | — | Planet Radius [Earth Radius] |
| pl_radj | — | |
| pl_radjerr1 | — | |
| pl_radjerr2 | — | |
| pl_radjlim | — | |
| pl_radjstr | — | Planet Radius [Jupiter Radius] |
| pl_ratdor | — | |
| pl_ratdorerr1 | — | |
| pl_ratdorerr2 | — | |
| pl_ratdorlim | — | |
| pl_ratdorstr | — | Ratio of Semi-Major Axis to Stellar Radius |
| pl_ratror | — | |
| pl_ratrorerr1 | — | |
| pl_ratrorerr2 | — | |
| pl_ratrorlim | — | |
| pl_ratrorstr | — | Ratio of Planet to Stellar Radius |
| pl_refname | <a refstr=LEE_ET_AL__2023 href=https://ui.adsabs.harvard.edu/abs/2023JKAS...56...35L/abstract target=ref>Lee et al. 2023</a> | Planetary Parameter Reference |
| pl_rvamp | 305 m/s | |
| pl_rvamperr1 | 18 m/s | |
| pl_rvamperr2 | -18 m/s | |
| pl_rvamplim | 0 | |
| pl_rvampstr | 305±18 | 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 | JD | Time Reference Frame and Standard |
| ptv_flag | 0 | |
| pul_flag | 0 | |
| ra | 46.53 deg | |
| rastr | 03h06m07.64s | RA [sexagesimal] |
| releasedate | 2023-03-28 | Release Date |
| rowupdate | 2023-03-28 | Date of Last Update |
| rv_flag | 1 | |
| soltype | Published Confirmed | Solution Type |
| st_age | 5.50 Gyr | |
| st_ageerr1 | 2.40 Gyr | |
| st_ageerr2 | -2.40 Gyr | |
| st_agelim | 0 | |
| st_agestr | 5.5±2.4 | Stellar Age [Gyr] |
| st_dens | — | |
| st_denserr1 | — | |
| st_denserr2 | — | |
| st_denslim | — | |
| st_densstr | — | Stellar Density [g/cm**3] |
| st_logg | 0.90 log(cm/s**2) | |
| st_loggerr1 | 0.10 log(cm/s**2) | |
| st_loggerr2 | -0.10 log(cm/s**2) | |
| st_logglim | 0 | |
| st_loggstr | 0.9±0.1 | Stellar Surface Gravity [log(cm/s**2)] |
| st_lum | 2.97 log(Lsun) | |
| st_lumerr1 | 0.02 log(Lsun) | |
| st_lumerr2 | -0.02 log(Lsun) | |
| st_lumlim | 0 | |
| st_lumstr | <div><span class="supersubNumber">2.97</span><span class="superscript">+0.02</span><span class="subscript">-0.02</span></div> | Stellar Luminosity [log(Solar)] |
| st_mass | 1.84 Msun | |
| st_masserr1 | 0.09 Msun | |
| st_masserr2 | -0.09 Msun | |
| st_masslim | 0 | |
| st_massstr | 1.84±0.09 | Stellar Mass [Solar mass] |
| st_met | -0.40 dex | |
| st_meterr1 | 0.10 dex | |
| st_meterr2 | -0.10 dex | |
| st_metlim | 0 | |
| st_metratio | [Fe/H] | Stellar Metallicity Ratio |
| st_metstr | -0.4±0.1 | Stellar Metallicity [dex] |
| st_nphot | 0 | |
| st_nrvc | 0 | |
| st_nspec | 0 | |
| st_rad | 88.47 Rsun | |
| st_raderr1 | 4.42 Rsun | |
| st_raderr2 | -4.42 Rsun | |
| st_radlim | 0 | |
| st_radstr | 88.475±4.424 | Stellar Radius [Solar Radius] |
| st_radv | — | |
| st_radverr1 | — | |
| st_radverr2 | — | |
| st_radvlim | — | |
| st_radvstr | — | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=LEE_ET_AL__2023 href=https://ui.adsabs.harvard.edu/abs/2023JKAS...56...35L/abstract target=ref>Lee et al. 2023</a> | Stellar Parameter Reference |
| st_rotp | — | |
| st_rotperr1 | — | |
| st_rotperr2 | — | |
| st_rotplim | — | |
| st_rotpstr | — | Stellar Rotational Period [day] |
| st_spectype | M2.5 III | Spectral Type |
| st_teff | 3860 K | |
| st_tefferr1 | 100 K | |
| st_tefferr2 | -100 K | |
| st_tefflim | 0 | |
| st_teffstr | 3860±100 | Stellar Effective Temperature [K] |
| st_vsin | 5.50 km/s | |
| st_vsinerr1 | 0.20 km/s | |
| st_vsinerr2 | -0.20 km/s | |
| st_vsinlim | 0 | |
| st_vsinstr | 5.5±0.2 | Stellar Rotational Velocity [km/s] |
| sy_bmag | 7.14 mag | |
| sy_bmagerr1 | 0.01 mag | |
| sy_bmagerr2 | -0.01 mag | |
| sy_bmagstr | 7.144±0.013 | B (Johnson) Magnitude |
| sy_dist | 224.15 pc | |
| sy_disterr1 | 9.02 pc | |
| sy_disterr2 | -8.36 pc | |
| sy_diststr | <div><span class="supersubNumber">224.146</span><span class="superscript">+9.017</span><span class="subscript">-8.356</span></div> | Distance [pc] |
| sy_gaiamag | 4.73 mag | |
| sy_gaiamagerr1 | 4.81e-3 mag | |
| sy_gaiamagerr2 | -4.81e-3 mag | |
| sy_gaiamagstr | 4.7319900±0.0048084 | Gaia Magnitude |
| sy_gmag | — | |
| sy_gmagerr1 | — | |
| sy_gmagerr2 | — | |
| sy_gmagstr | — | g (Sloan) Magnitude |
| sy_hmag | 1.61 mag | |
| sy_hmagerr1 | 0.19 mag | |
| sy_hmagerr2 | -0.19 mag | |
| sy_hmagstr | 1.606±0.194 | 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 | 2.47 mag | |
| sy_jmagerr1 | 0.25 mag | |
| sy_jmagerr2 | -0.25 mag | |
| sy_jmagstr | 2.470±0.246 | J (2MASS) Magnitude |
| sy_kepmag | — | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | — | Kepler Magnitude |
| sy_kmag | 1.32 mag | |
| sy_kmagerr1 | 0.22 mag | |
| sy_kmagerr2 | -0.22 mag | |
| sy_kmagstr | 1.325±0.216 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | 4.44 mas | |
| sy_plxerr1 | 0.17 mas | |
| sy_plxerr2 | -0.17 mas | |
| sy_plxstr | 4.443300±0.171209 | Parallax [mas] |
| sy_pm | 36.89 mas/yr | |
| sy_pmdec | 10.76 mas/yr | |
| sy_pmdecerr1 | 0.27 mas/yr | |
| sy_pmdecerr2 | -0.27 mas/yr | |
| sy_pmdecstr | 10.76080±0.26541 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 0.24 mas/yr | |
| sy_pmerr2 | -0.24 mas/yr | |
| sy_pmra | -35.29 mas/yr | |
| sy_pmraerr1 | 0.24 mas/yr | |
| sy_pmraerr2 | -0.24 mas/yr | |
| sy_pmrastr | -35.290500±0.237915 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 36.894637±0.240376 | 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 | 3.78 mag | |
| sy_tmagerr1 | 7.80e-3 mag | |
| sy_tmagerr2 | -7.80e-3 mag | |
| sy_tmagstr | 3.77665±0.00780 | TESS Magnitude |
| sy_umag | — | |
| sy_umagerr1 | — | |
| sy_umagerr2 | — | |
| sy_umagstr | — | u (Sloan) Magnitude |
| sy_vmag | 5.50 mag | |
| sy_vmagerr1 | 0.02 mag | |
| sy_vmagerr2 | -0.02 mag | |
| sy_vmagstr | 5.50474±0.02300 | V (Johnson) Magnitude |
| sy_w1mag | -1.22 mag | |
| sy_w1magerr1 | — | |
| sy_w1magerr2 | — | |
| sy_w1magstr | -1.221 | W1 (WISE) Magnitude |
| sy_w2mag | -0.50 mag | |
| sy_w2magerr1 | — | |
| sy_w2magerr2 | — | |
| sy_w2magstr | -0.502 | W2 (WISE) Magnitude |
| sy_w3mag | 1.21 mag | |
| sy_w3magerr1 | 0.01 mag | |
| sy_w3magerr2 | -0.01 mag | |
| sy_w3magstr | 1.212±0.011 | W3 (WISE) Magnitude |
| sy_w4mag | 1.11 mag | |
| sy_w4magerr1 | 0.02 mag | |
| sy_w4magerr2 | -0.02 mag | |
| sy_w4magstr | 1.114±0.016 | W4 (WISE) Magnitude |
| sy_zmag | — | |
| sy_zmagerr1 | — | |
| sy_zmagerr2 | — | |
| sy_zmagstr | — | z (Sloan) Magnitude |
| tic_id | TIC 297820335 | TIC ID |
| tran_flag | 0 | |
| ttv_flag | 0 | |
| x | 0.13 | |
| y | 0.13 | |
| z | 0.98 |