Exoplanet Records
Transit • 2016 • K2
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -23.55 deg | |
| decstr | -23d32m53.78s | Dec [sexagesimal] |
| default_flag | 0 | |
| disc_facility | K2 | Discovery Facility |
| disc_instrument | Kepler CCD Array | Discovery Instrument |
| disc_locale | Space | Discovery Locale |
| disc_pubdate | 2016-06 | Discovery Publication Date |
| disc_refname | <a refstr=DAI_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016ApJ...823..115D/abstract target=ref>Dai et al. 2016</a> | Discovery Reference |
| disc_telescope | 0.95 m Kepler Telescope | Discovery Telescope |
| disc_year | 2016 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | -2.00 deg | |
| elon | 247.58 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 6050191241556876672 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 6050191241556876672 | Gaia DR3 ID |
| glat | 18.28 deg | |
| glon | 352.99 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | K2-31 | Host Name |
| htm20 | 484654301 | |
| ima_flag | 0 | |
| micro_flag | 0 | |
| obm_flag | 0 | |
| pl_bmasse | — | |
| pl_bmasseerr1 | — | |
| pl_bmasseerr2 | — | |
| pl_bmasselim | — | |
| pl_bmassestr | — | Planet Mass or Mass*sin(i) [Earth Mass] |
| pl_bmassj | — | |
| pl_bmassjerr1 | — | |
| pl_bmassjerr2 | — | |
| pl_bmassjlim | — | |
| pl_bmassjstr | — | Planet Mass or Mass*sin(i) [Jupiter Mass] |
| pl_bmassprov | — | 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 | — | |
| 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 | K2-31 b | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 2 | |
| pl_ntranspec | 0 | |
| pl_occdep | — | |
| pl_occdeperr1 | — | |
| pl_occdeperr2 | — | |
| pl_occdeplim | — | |
| pl_occdepstr | — | Occultation Depth [%] |
| pl_orbeccen | — | |
| pl_orbeccenerr1 | — | |
| pl_orbeccenerr2 | — | |
| pl_orbeccenlim | — | |
| pl_orbeccenstr | — | 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 | 1.26 day | |
| pl_orbpererr1 | — | |
| pl_orbpererr2 | — | |
| pl_orbperlim | 0 | |
| pl_orbperstr | 1.25783320 | 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 | 2016-10 | 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=BARROS_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016A&A...594A.100B/abstract target=ref>Barros et al. 2016</a> | Planetary Parameter Reference |
| pl_rvamp | — | |
| pl_rvamperr1 | — | |
| pl_rvamperr2 | — | |
| pl_rvamplim | — | |
| pl_rvampstr | — | Radial Velocity Amplitude [m/s] |
| pl_trandep | 0.72 % | |
| pl_trandeperr1 | 0.02 % | |
| pl_trandeperr2 | -0.02 % | |
| pl_trandeplim | 0 | |
| pl_trandepstr | 0.716±0.024 | Transit Depth [%] |
| pl_trandur | 0.93 hour | |
| pl_trandurerr1 | 0.02 hour | |
| pl_trandurerr2 | -0.02 hour | |
| pl_trandurlim | 0 | |
| pl_trandurstr | <div><span class="supersubNumber">0.93100</span><span class="superscript">+0.01800</span><span class="subscript">-0.01800</span></div> | Transit Duration [hour] |
| pl_tranmid | 2.46e6 day | |
| pl_tranmiderr1 | — | |
| pl_tranmiderr2 | — | |
| pl_tranmidlim | 0 | |
| pl_tranmidstr | 2456896.115851 | 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 | 245.44 deg | |
| rastr | 16h21m45.73s | RA [sexagesimal] |
| releasedate | 2016-12-21 | Release Date |
| rowupdate | 2016-12-21 | Date of Last Update |
| rv_flag | 1 | |
| soltype | Published Candidate | Solution Type |
| st_age | — | |
| st_ageerr1 | — | |
| st_ageerr2 | — | |
| st_agelim | — | |
| st_agestr | — | Stellar Age [Gyr] |
| st_dens | 1.19 g/cm**3 | |
| st_denserr1 | 0.31 g/cm**3 | |
| st_denserr2 | -0.22 g/cm**3 | |
| st_denslim | 0 | |
| st_densstr | <div><span class="supersubNumber">1.1928935</span><span class="superscript">+0.3083600</span><span class="subscript">-0.2176349</span></div> | Stellar Density [g/cm**3] |
| st_logg | 4.38 log(cm/s**2) | |
| st_loggerr1 | 0.09 log(cm/s**2) | |
| st_loggerr2 | -0.07 log(cm/s**2) | |
| st_logglim | 0 | |
| st_loggstr | <div><span class="supersubNumber">4.3779400</span><span class="superscript">+0.0850379</span><span class="subscript">-0.0722423</span></div> | Stellar Surface Gravity [log(cm/s**2)] |
| st_lum | -0.11 log(Lsun) | |
| st_lumerr1 | 0.03 log(Lsun) | |
| st_lumerr2 | -0.03 log(Lsun) | |
| st_lumlim | 0 | |
| st_lumstr | <div><span class="supersubNumber">-0.1102772</span><span class="superscript">+0.0295386</span><span class="subscript">-0.0349403</span></div> | Stellar Luminosity [log(Solar)] |
| st_mass | 0.92 Msun | |
| st_masserr1 | 0.14 Msun | |
| st_masserr2 | -0.08 Msun | |
| st_masslim | 0 | |
| st_massstr | <div><span class="supersubNumber">0.92200000</span><span class="superscript">+0.14441500</span><span class="subscript">-0.08299130</span></div> | Stellar Mass [Solar mass] |
| st_met | 0.15 dex | |
| st_meterr1 | 0.10 dex | |
| st_meterr2 | -0.10 dex | |
| st_metlim | 0 | |
| st_metratio | [M/H] | Stellar Metallicity Ratio |
| st_metstr | 0.15±0.10 | Stellar Metallicity [dex] |
| st_nphot | 0 | |
| st_nrvc | 0 | |
| st_nspec | 0 | |
| st_rad | 1.03 Rsun | |
| st_raderr1 | 0.06 Rsun | |
| st_raderr2 | -0.06 Rsun | |
| st_radlim | 0 | |
| st_radstr | <div><span class="supersubNumber">1.0290400</span><span class="superscript">+0.0577246</span><span class="subscript">-0.0557025</span></div> | Stellar Radius [Solar Radius] |
| st_radv | — | |
| st_radverr1 | — | |
| st_radverr2 | — | |
| st_radvlim | — | |
| st_radvstr | — | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=STASSUN_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....158..138S/abstract target=ref>TICv8</a> | Stellar Parameter Reference |
| st_rotp | — | |
| st_rotperr1 | — | |
| st_rotperr2 | — | |
| st_rotplim | — | |
| st_rotpstr | — | Stellar Rotational Period [day] |
| st_spectype | — | Spectral Type |
| st_teff | 5340 K | |
| st_tefferr1 | 83.55 K | |
| st_tefferr2 | -111.15 K | |
| st_tefflim | 0 | |
| st_teffstr | <div><span class="supersubNumber">5340.000</span><span class="superscript">+83.547</span><span class="subscript">-111.149</span></div> | Stellar Effective Temperature [K] |
| st_vsin | — | |
| st_vsinerr1 | — | |
| st_vsinerr2 | — | |
| st_vsinlim | — | |
| st_vsinstr | — | Stellar Rotational Velocity [km/s] |
| sy_bmag | 11.63 mag | |
| sy_bmagerr1 | 0.14 mag | |
| sy_bmagerr2 | -0.14 mag | |
| sy_bmagstr | 11.634±0.138 | B (Johnson) Magnitude |
| sy_dist | 110.53 pc | |
| sy_disterr1 | 0.72 pc | |
| sy_disterr2 | -0.71 pc | |
| sy_diststr | <div><span class="supersubNumber">110.527</span><span class="superscript">+0.720</span><span class="subscript">-0.712</span></div> | Distance [pc] |
| sy_gaiamag | 10.54 mag | |
| sy_gaiamagerr1 | 3.71e-4 mag | |
| sy_gaiamagerr2 | -3.71e-4 mag | |
| sy_gaiamagstr | 10.537100±0.000371 | Gaia Magnitude |
| sy_gmag | — | |
| sy_gmagerr1 | — | |
| sy_gmagerr2 | — | |
| sy_gmagstr | — | g (Sloan) Magnitude |
| sy_hmag | 8.94 mag | |
| sy_hmagerr1 | 0.05 mag | |
| sy_hmagerr2 | -0.05 mag | |
| sy_hmagstr | 8.942±0.047 | 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 | 9.32 mag | |
| sy_jmagerr1 | 0.02 mag | |
| sy_jmagerr2 | -0.02 mag | |
| sy_jmagstr | 9.318±0.024 | J (2MASS) Magnitude |
| sy_kepmag | 10.61 mag | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | 10.607 | Kepler Magnitude |
| sy_kmag | 8.87 mag | |
| sy_kmagerr1 | 0.02 mag | |
| sy_kmagerr2 | -0.02 mag | |
| sy_kmagstr | 8.866±0.019 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | 9.02 mas | |
| sy_plxerr1 | 0.06 mas | |
| sy_plxerr2 | -0.06 mas | |
| sy_plxstr | 9.0193100±0.0581673 | Parallax [mas] |
| sy_pm | 104.39 mas/yr | |
| sy_pmdec | -96.33 mas/yr | |
| sy_pmdecerr1 | 0.08 mas/yr | |
| sy_pmdecerr2 | -0.08 mas/yr | |
| sy_pmdecstr | -96.3318000±0.0775625 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 0.08 mas/yr | |
| sy_pmerr2 | -0.08 mas/yr | |
| sy_pmra | -40.23 mas/yr | |
| sy_pmraerr1 | 0.11 mas/yr | |
| sy_pmraerr2 | -0.11 mas/yr | |
| sy_pmrastr | -40.229900±0.113972 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 104.3947343±0.0839736 | 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 | 2 | |
| sy_tmag | 10.02 mag | |
| sy_tmagerr1 | 6.10e-3 mag | |
| sy_tmagerr2 | -6.10e-3 mag | |
| sy_tmagstr | 10.0198±0.0061 | TESS Magnitude |
| sy_umag | — | |
| sy_umagerr1 | — | |
| sy_umagerr2 | — | |
| sy_umagstr | — | u (Sloan) Magnitude |
| sy_vmag | 10.80 mag | |
| sy_vmagerr1 | 0.01 mag | |
| sy_vmagerr2 | -0.01 mag | |
| sy_vmagstr | 10.802±0.010 | V (Johnson) Magnitude |
| sy_w1mag | 8.82 mag | |
| sy_w1magerr1 | 0.02 mag | |
| sy_w1magerr2 | -0.02 mag | |
| sy_w1magstr | 8.817±0.024 | W1 (WISE) Magnitude |
| sy_w2mag | 8.86 mag | |
| sy_w2magerr1 | 0.02 mag | |
| sy_w2magerr2 | -0.02 mag | |
| sy_w2magstr | 8.859±0.022 | W2 (WISE) Magnitude |
| sy_w3mag | 8.81 mag | |
| sy_w3magerr1 | 0.07 mag | |
| sy_w3magerr2 | -0.07 mag | |
| sy_w3magstr | 8.811±0.065 | W3 (WISE) Magnitude |
| sy_w4mag | 8.21 mag | |
| sy_w4magerr1 | — | |
| sy_w4magerr2 | — | |
| sy_w4magstr | 8.215 | W4 (WISE) Magnitude |
| sy_zmag | — | |
| sy_zmagerr1 | — | |
| sy_zmagerr2 | — | |
| sy_zmagstr | — | z (Sloan) Magnitude |
| tic_id | TIC 50171060 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 0 | |
| x | -0.38 | |
| y | -0.83 | |
| z | -0.40 |
Transit • 2016 • K2
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -23.55 deg | |
| decstr | -23d32m53.78s | Dec [sexagesimal] |
| default_flag | 0 | |
| disc_facility | K2 | Discovery Facility |
| disc_instrument | Kepler CCD Array | Discovery Instrument |
| disc_locale | Space | Discovery Locale |
| disc_pubdate | 2016-06 | Discovery Publication Date |
| disc_refname | <a refstr=DAI_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016ApJ...823..115D/abstract target=ref>Dai et al. 2016</a> | Discovery Reference |
| disc_telescope | 0.95 m Kepler Telescope | Discovery Telescope |
| disc_year | 2016 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | -2.00 deg | |
| elon | 247.58 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 6050191241556876672 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 6050191241556876672 | Gaia DR3 ID |
| glat | 18.28 deg | |
| glon | 352.99 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | K2-31 | Host Name |
| htm20 | 484654301 | |
| ima_flag | 0 | |
| micro_flag | 0 | |
| obm_flag | 0 | |
| pl_bmasse | — | |
| pl_bmasseerr1 | — | |
| pl_bmasseerr2 | — | |
| pl_bmasselim | — | |
| pl_bmassestr | — | Planet Mass or Mass*sin(i) [Earth Mass] |
| pl_bmassj | — | |
| pl_bmassjerr1 | — | |
| pl_bmassjerr2 | — | |
| pl_bmassjlim | — | |
| pl_bmassjstr | — | Planet Mass or Mass*sin(i) [Jupiter Mass] |
| pl_bmassprov | — | 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 | 1272 Searth | |
| pl_insolerr1 | 121 Searth | |
| pl_insolerr2 | -121 Searth | |
| pl_insollim | 0 | |
| pl_insolstr | 1272±121 | 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 | — | |
| 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 | K2-31 b | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 2 | |
| pl_ntranspec | 0 | |
| pl_occdep | — | |
| pl_occdeperr1 | — | |
| pl_occdeperr2 | — | |
| pl_occdeplim | — | |
| pl_occdepstr | — | Occultation Depth [%] |
| pl_orbeccen | — | |
| pl_orbeccenerr1 | — | |
| pl_orbeccenerr2 | — | |
| pl_orbeccenlim | — | |
| pl_orbeccenstr | — | 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 | 1.26 day | |
| pl_orbpererr1 | 2.70e-6 day | |
| pl_orbpererr2 | -2.70e-6 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | 1.2578542±0.0000027 | Orbital Period [day] |
| pl_orbsmax | 0.02 au | |
| pl_orbsmaxerr1 | 2.30e-4 au | |
| pl_orbsmaxerr2 | -2.30e-4 au | |
| pl_orbsmaxlim | 0 | |
| pl_orbsmaxstr | 0.02258±0.00023 | 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 | 2016-09 | Planetary Parameter Reference Publication Date |
| pl_rade | 34 Rearth | |
| pl_radeerr1 | 13 Rearth | |
| pl_radeerr2 | -13 Rearth | |
| pl_radelim | 0 | |
| pl_radestr | 34±13 | Planet Radius [Earth Radius] |
| pl_radj | 3.03 Rjupiter | |
| pl_radjerr1 | 1.16 Rjupiter | |
| pl_radjerr2 | -1.16 Rjupiter | |
| pl_radjlim | 0 | |
| pl_radjstr | 3.0±1.2 | Planet Radius [Jupiter Radius] |
| pl_ratdor | — | |
| pl_ratdorerr1 | — | |
| pl_ratdorerr2 | — | |
| pl_ratdorlim | — | |
| pl_ratdorstr | — | Ratio of Semi-Major Axis to Stellar Radius |
| pl_ratror | 0.35 | |
| pl_ratrorerr1 | 0.13 | |
| pl_ratrorerr2 | -0.13 | |
| pl_ratrorlim | 0 | |
| pl_ratrorstr | 0.35±0.13 | Ratio of Planet to Stellar Radius |
| pl_refname | <a refstr=CROSSFIELD_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016ApJS..226....7C/abstract target=ref>Crossfield et al. 2016</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 | 0.81 hour | |
| pl_trandurerr1 | 0.06 hour | |
| pl_trandurerr2 | -0.06 hour | |
| pl_trandurlim | 0 | |
| pl_trandurstr | 0.809±0.055 | Transit Duration [hour] |
| pl_tranmid | 2.46e6 day | |
| pl_tranmiderr1 | 1.00e-4 day | |
| pl_tranmiderr2 | -1.00e-4 day | |
| pl_tranmidlim | 0 | |
| pl_tranmidstr | 2456893.59877±0.00010 | 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 | 245.44 deg | |
| rastr | 16h21m45.73s | RA [sexagesimal] |
| releasedate | 2016-07-18 | Release Date |
| rowupdate | 2016-11-30 | Date of Last Update |
| rv_flag | 1 | |
| soltype | Published Confirmed | Solution Type |
| st_age | — | |
| st_ageerr1 | — | |
| st_ageerr2 | — | |
| st_agelim | — | |
| st_agestr | — | Stellar Age [Gyr] |
| st_dens | — | |
| st_denserr1 | — | |
| st_denserr2 | — | |
| st_denslim | — | |
| st_densstr | — | Stellar Density [g/cm**3] |
| st_logg | 4.52 log(cm/s**2) | |
| st_loggerr1 | 0.03 log(cm/s**2) | |
| st_loggerr2 | -0.03 log(cm/s**2) | |
| st_logglim | 0 | |
| st_loggstr | 4.523±0.026 | Stellar Surface Gravity [log(cm/s**2)] |
| st_lum | — | |
| st_lumerr1 | — | |
| st_lumerr2 | — | |
| st_lumlim | — | |
| st_lumstr | — | Stellar Luminosity [log(Solar)] |
| st_mass | 0.97 Msun | |
| st_masserr1 | 0.03 Msun | |
| st_masserr2 | -0.03 Msun | |
| st_masslim | 0 | |
| st_massstr | 0.970±0.030 | Stellar Mass [Solar mass] |
| st_met | — | |
| st_meterr1 | — | |
| st_meterr2 | — | |
| st_metlim | — | |
| st_metratio | — | Stellar Metallicity Ratio |
| st_metstr | — | Stellar Metallicity [dex] |
| st_nphot | 0 | |
| st_nrvc | 0 | |
| st_nspec | 0 | |
| st_rad | 0.90 Rsun | |
| st_raderr1 | 0.03 Rsun | |
| st_raderr2 | -0.03 Rsun | |
| st_radlim | 0 | |
| st_radstr | 0.900±0.030 | Stellar Radius [Solar Radius] |
| st_radv | — | |
| st_radverr1 | — | |
| st_radverr2 | — | |
| st_radvlim | — | |
| st_radvstr | — | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=CROSSFIELD_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016ApJS..226....7C/abstract target=ref>Crossfield et al. 2016</a> | Stellar Parameter Reference |
| st_rotp | — | |
| st_rotperr1 | — | |
| st_rotperr2 | — | |
| st_rotplim | — | |
| st_rotpstr | — | Stellar Rotational Period [day] |
| st_spectype | — | Spectral Type |
| st_teff | 5465 K | |
| st_tefferr1 | 89 K | |
| st_tefferr2 | -89 K | |
| st_tefflim | 0 | |
| st_teffstr | 5465±89 | Stellar Effective Temperature [K] |
| st_vsin | — | |
| st_vsinerr1 | — | |
| st_vsinerr2 | — | |
| st_vsinlim | — | |
| st_vsinstr | — | Stellar Rotational Velocity [km/s] |
| sy_bmag | 11.63 mag | |
| sy_bmagerr1 | 0.14 mag | |
| sy_bmagerr2 | -0.14 mag | |
| sy_bmagstr | 11.634±0.138 | B (Johnson) Magnitude |
| sy_dist | 110.53 pc | |
| sy_disterr1 | 0.72 pc | |
| sy_disterr2 | -0.71 pc | |
| sy_diststr | <div><span class="supersubNumber">110.527</span><span class="superscript">+0.720</span><span class="subscript">-0.712</span></div> | Distance [pc] |
| sy_gaiamag | 10.54 mag | |
| sy_gaiamagerr1 | 3.71e-4 mag | |
| sy_gaiamagerr2 | -3.71e-4 mag | |
| sy_gaiamagstr | 10.537100±0.000371 | Gaia Magnitude |
| sy_gmag | — | |
| sy_gmagerr1 | — | |
| sy_gmagerr2 | — | |
| sy_gmagstr | — | g (Sloan) Magnitude |
| sy_hmag | 8.94 mag | |
| sy_hmagerr1 | 0.05 mag | |
| sy_hmagerr2 | -0.05 mag | |
| sy_hmagstr | 8.942±0.047 | 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 | 9.32 mag | |
| sy_jmagerr1 | 0.02 mag | |
| sy_jmagerr2 | -0.02 mag | |
| sy_jmagstr | 9.318±0.024 | J (2MASS) Magnitude |
| sy_kepmag | 10.61 mag | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | 10.607 | Kepler Magnitude |
| sy_kmag | 8.87 mag | |
| sy_kmagerr1 | 0.02 mag | |
| sy_kmagerr2 | -0.02 mag | |
| sy_kmagstr | 8.866±0.019 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | 9.02 mas | |
| sy_plxerr1 | 0.06 mas | |
| sy_plxerr2 | -0.06 mas | |
| sy_plxstr | 9.0193100±0.0581673 | Parallax [mas] |
| sy_pm | 104.39 mas/yr | |
| sy_pmdec | -96.33 mas/yr | |
| sy_pmdecerr1 | 0.08 mas/yr | |
| sy_pmdecerr2 | -0.08 mas/yr | |
| sy_pmdecstr | -96.3318000±0.0775625 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 0.08 mas/yr | |
| sy_pmerr2 | -0.08 mas/yr | |
| sy_pmra | -40.23 mas/yr | |
| sy_pmraerr1 | 0.11 mas/yr | |
| sy_pmraerr2 | -0.11 mas/yr | |
| sy_pmrastr | -40.229900±0.113972 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 104.3947343±0.0839736 | 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 | 2 | |
| sy_tmag | 10.02 mag | |
| sy_tmagerr1 | 6.10e-3 mag | |
| sy_tmagerr2 | -6.10e-3 mag | |
| sy_tmagstr | 10.0198±0.0061 | TESS Magnitude |
| sy_umag | — | |
| sy_umagerr1 | — | |
| sy_umagerr2 | — | |
| sy_umagstr | — | u (Sloan) Magnitude |
| sy_vmag | 10.80 mag | |
| sy_vmagerr1 | 0.01 mag | |
| sy_vmagerr2 | -0.01 mag | |
| sy_vmagstr | 10.802±0.010 | V (Johnson) Magnitude |
| sy_w1mag | 8.82 mag | |
| sy_w1magerr1 | 0.02 mag | |
| sy_w1magerr2 | -0.02 mag | |
| sy_w1magstr | 8.817±0.024 | W1 (WISE) Magnitude |
| sy_w2mag | 8.86 mag | |
| sy_w2magerr1 | 0.02 mag | |
| sy_w2magerr2 | -0.02 mag | |
| sy_w2magstr | 8.859±0.022 | W2 (WISE) Magnitude |
| sy_w3mag | 8.81 mag | |
| sy_w3magerr1 | 0.07 mag | |
| sy_w3magerr2 | -0.07 mag | |
| sy_w3magstr | 8.811±0.065 | W3 (WISE) Magnitude |
| sy_w4mag | 8.21 mag | |
| sy_w4magerr1 | — | |
| sy_w4magerr2 | — | |
| sy_w4magstr | 8.215 | W4 (WISE) Magnitude |
| sy_zmag | — | |
| sy_zmagerr1 | — | |
| sy_zmagerr2 | — | |
| sy_zmagstr | — | z (Sloan) Magnitude |
| tic_id | TIC 50171060 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 0 | |
| x | -0.38 | |
| y | -0.83 | |
| z | -0.40 |
Transit • 2016 • K2
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -23.55 deg | |
| decstr | -23d32m53.78s | Dec [sexagesimal] |
| default_flag | 0 | |
| disc_facility | K2 | Discovery Facility |
| disc_instrument | Kepler CCD Array | Discovery Instrument |
| disc_locale | Space | Discovery Locale |
| disc_pubdate | 2016-06 | Discovery Publication Date |
| disc_refname | <a refstr=DAI_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016ApJ...823..115D/abstract target=ref>Dai et al. 2016</a> | Discovery Reference |
| disc_telescope | 0.95 m Kepler Telescope | Discovery Telescope |
| disc_year | 2016 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | -2.00 deg | |
| elon | 247.58 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 6050191241556876672 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 6050191241556876672 | Gaia DR3 ID |
| glat | 18.28 deg | |
| glon | 352.99 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | K2-31 | Host Name |
| htm20 | 484654301 | |
| ima_flag | 0 | |
| micro_flag | 0 | |
| obm_flag | 0 | |
| pl_bmasse | — | |
| pl_bmasseerr1 | — | |
| pl_bmasseerr2 | — | |
| pl_bmasselim | — | |
| pl_bmassestr | — | Planet Mass or Mass*sin(i) [Earth Mass] |
| pl_bmassj | — | |
| pl_bmassjerr1 | — | |
| pl_bmassjerr2 | — | |
| pl_bmassjlim | — | |
| pl_bmassjstr | — | Planet Mass or Mass*sin(i) [Jupiter Mass] |
| pl_bmassprov | — | 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 | 1603.98 K | |
| pl_eqterr1 | — | |
| pl_eqterr2 | — | |
| pl_eqtlim | 0 | |
| pl_eqtstr | 1603.9796717147906 | Equilibrium Temperature [K] |
| pl_imppar | — | |
| pl_impparerr1 | — | |
| pl_impparerr2 | — | |
| pl_impparlim | — | |
| pl_impparstr | — | Impact Parameter |
| pl_insol | 1564.29 Searth | |
| pl_insolerr1 | — | |
| pl_insolerr2 | — | |
| pl_insollim | 0 | |
| pl_insolstr | 1564.287018568985 | 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 | — | |
| 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 | K2-31 b | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 2 | |
| pl_ntranspec | 0 | |
| pl_occdep | — | |
| pl_occdeperr1 | — | |
| pl_occdeperr2 | — | |
| pl_occdeplim | — | |
| pl_occdepstr | — | Occultation Depth [%] |
| pl_orbeccen | — | |
| pl_orbeccenerr1 | — | |
| pl_orbeccenerr2 | — | |
| pl_orbeccenlim | — | |
| pl_orbeccenstr | — | 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 | 1.26 day | |
| pl_orbpererr1 | 2.13e-5 day | |
| pl_orbpererr2 | -2.13e-5 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | 1.2578130051114809±0.0000213156300000 | 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 | 2017-07 | Planetary Parameter Reference Publication Date |
| pl_rade | 12.57 Rearth | |
| pl_radeerr1 | 2.52 Rearth | |
| pl_radeerr2 | -2.52 Rearth | |
| pl_radelim | 0 | |
| pl_radestr | 12.570691927747536±2.517247700000000 | Planet Radius [Earth Radius] |
| pl_radj | 1.12 Rjupiter | |
| pl_radjerr1 | 0.22 Rjupiter | |
| pl_radjerr2 | -0.22 Rjupiter | |
| pl_radjlim | 0 | |
| pl_radjstr | 1.1214839479336007±0.2245741845197396 | 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=EXOFOP href=https://exofop.ipac.caltech.edu/tess/view_toi.php target=ref>ExoFOP</a> | Planetary Parameter Reference |
| pl_rvamp | — | |
| pl_rvamperr1 | — | |
| pl_rvamperr2 | — | |
| pl_rvamplim | — | |
| pl_rvampstr | — | Radial Velocity Amplitude [m/s] |
| pl_trandep | 0.74 % | |
| pl_trandeperr1 | 0.01 % | |
| pl_trandeperr2 | -0.01 % | |
| pl_trandeplim | 0 | |
| pl_trandepstr | 0.738531068161485±0.014760814000000 | Transit Depth [%] |
| pl_trandur | 0.98 hour | |
| pl_trandurerr1 | 0.02 hour | |
| pl_trandurerr2 | -0.02 hour | |
| pl_trandurlim | 0 | |
| pl_trandurstr | 0.9793329893469652±0.0193936210000000 | Transit Duration [hour] |
| pl_tranmid | 2.46e6 day | |
| pl_tranmiderr1 | 2.51e-4 day | |
| pl_tranmiderr2 | -2.51e-4 day | |
| pl_tranmidlim | 0 | |
| pl_tranmidstr | 2460775.32590500±0.00025074 | 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 | 245.44 deg | |
| rastr | 16h21m45.73s | RA [sexagesimal] |
| releasedate | 2025-08-28 | Release Date |
| rowupdate | 2025-09-17 | Date of Last Update |
| rv_flag | 1 | |
| soltype | TESS Project Candidate | Solution Type |
| st_age | — | |
| st_ageerr1 | — | |
| st_ageerr2 | — | |
| st_agelim | — | |
| st_agestr | — | Stellar Age [Gyr] |
| st_dens | — | |
| st_denserr1 | — | |
| st_denserr2 | — | |
| st_denslim | — | |
| st_densstr | — | Stellar Density [g/cm**3] |
| st_logg | 4.38 log(cm/s**2) | |
| st_loggerr1 | 0.08 log(cm/s**2) | |
| st_loggerr2 | -0.08 log(cm/s**2) | |
| st_logglim | 0 | |
| st_loggstr | 4.3779400±0.0786401 | Stellar Surface Gravity [log(cm/s**2)] |
| st_lum | — | |
| st_lumerr1 | — | |
| st_lumerr2 | — | |
| st_lumlim | — | |
| st_lumstr | — | Stellar Luminosity [log(Solar)] |
| st_mass | — | |
| st_masserr1 | — | |
| st_masserr2 | — | |
| st_masslim | — | |
| st_massstr | — | Stellar Mass [Solar mass] |
| st_met | — | |
| st_meterr1 | — | |
| st_meterr2 | — | |
| st_metlim | — | |
| st_metratio | — | Stellar Metallicity Ratio |
| st_metstr | — | Stellar Metallicity [dex] |
| st_nphot | 0 | |
| st_nrvc | 0 | |
| st_nspec | 0 | |
| st_rad | 1.03 Rsun | |
| st_raderr1 | 0.06 Rsun | |
| st_raderr2 | -0.06 Rsun | |
| st_radlim | 0 | |
| st_radstr | 1.029039978981018±0.056713600000000 | Stellar Radius [Solar Radius] |
| st_radv | — | |
| st_radverr1 | — | |
| st_radverr2 | — | |
| st_radvlim | — | |
| st_radvstr | — | 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_rotp | — | |
| st_rotperr1 | — | |
| st_rotperr2 | — | |
| st_rotplim | — | |
| st_rotpstr | — | Stellar Rotational Period [day] |
| st_spectype | — | Spectral Type |
| st_teff | 5340 K | |
| st_tefferr1 | 97.35 K | |
| st_tefferr2 | -97.35 K | |
| st_tefflim | 0 | |
| st_teffstr | 5340.000±97.348 | Stellar Effective Temperature [K] |
| st_vsin | — | |
| st_vsinerr1 | — | |
| st_vsinerr2 | — | |
| st_vsinlim | — | |
| st_vsinstr | — | Stellar Rotational Velocity [km/s] |
| sy_bmag | 11.63 mag | |
| sy_bmagerr1 | 0.14 mag | |
| sy_bmagerr2 | -0.14 mag | |
| sy_bmagstr | 11.634±0.138 | B (Johnson) Magnitude |
| sy_dist | 110.53 pc | |
| sy_disterr1 | 0.72 pc | |
| sy_disterr2 | -0.71 pc | |
| sy_diststr | <div><span class="supersubNumber">110.527</span><span class="superscript">+0.720</span><span class="subscript">-0.712</span></div> | Distance [pc] |
| sy_gaiamag | 10.54 mag | |
| sy_gaiamagerr1 | 3.71e-4 mag | |
| sy_gaiamagerr2 | -3.71e-4 mag | |
| sy_gaiamagstr | 10.537100±0.000371 | Gaia Magnitude |
| sy_gmag | — | |
| sy_gmagerr1 | — | |
| sy_gmagerr2 | — | |
| sy_gmagstr | — | g (Sloan) Magnitude |
| sy_hmag | 8.94 mag | |
| sy_hmagerr1 | 0.05 mag | |
| sy_hmagerr2 | -0.05 mag | |
| sy_hmagstr | 8.942±0.047 | 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 | 9.32 mag | |
| sy_jmagerr1 | 0.02 mag | |
| sy_jmagerr2 | -0.02 mag | |
| sy_jmagstr | 9.318±0.024 | J (2MASS) Magnitude |
| sy_kepmag | 10.61 mag | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | 10.607 | Kepler Magnitude |
| sy_kmag | 8.87 mag | |
| sy_kmagerr1 | 0.02 mag | |
| sy_kmagerr2 | -0.02 mag | |
| sy_kmagstr | 8.866±0.019 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | 9.02 mas | |
| sy_plxerr1 | 0.06 mas | |
| sy_plxerr2 | -0.06 mas | |
| sy_plxstr | 9.0193100±0.0581673 | Parallax [mas] |
| sy_pm | 104.39 mas/yr | |
| sy_pmdec | -96.33 mas/yr | |
| sy_pmdecerr1 | 0.08 mas/yr | |
| sy_pmdecerr2 | -0.08 mas/yr | |
| sy_pmdecstr | -96.3318000±0.0775625 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 0.08 mas/yr | |
| sy_pmerr2 | -0.08 mas/yr | |
| sy_pmra | -40.23 mas/yr | |
| sy_pmraerr1 | 0.11 mas/yr | |
| sy_pmraerr2 | -0.11 mas/yr | |
| sy_pmrastr | -40.229900±0.113972 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 104.3947343±0.0839736 | 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 | 2 | |
| sy_tmag | 10.02 mag | |
| sy_tmagerr1 | 6.10e-3 mag | |
| sy_tmagerr2 | -6.10e-3 mag | |
| sy_tmagstr | 10.0198±0.0061 | TESS Magnitude |
| sy_umag | — | |
| sy_umagerr1 | — | |
| sy_umagerr2 | — | |
| sy_umagstr | — | u (Sloan) Magnitude |
| sy_vmag | 10.80 mag | |
| sy_vmagerr1 | 0.01 mag | |
| sy_vmagerr2 | -0.01 mag | |
| sy_vmagstr | 10.802±0.010 | V (Johnson) Magnitude |
| sy_w1mag | 8.82 mag | |
| sy_w1magerr1 | 0.02 mag | |
| sy_w1magerr2 | -0.02 mag | |
| sy_w1magstr | 8.817±0.024 | W1 (WISE) Magnitude |
| sy_w2mag | 8.86 mag | |
| sy_w2magerr1 | 0.02 mag | |
| sy_w2magerr2 | -0.02 mag | |
| sy_w2magstr | 8.859±0.022 | W2 (WISE) Magnitude |
| sy_w3mag | 8.81 mag | |
| sy_w3magerr1 | 0.07 mag | |
| sy_w3magerr2 | -0.07 mag | |
| sy_w3magstr | 8.811±0.065 | W3 (WISE) Magnitude |
| sy_w4mag | 8.21 mag | |
| sy_w4magerr1 | — | |
| sy_w4magerr2 | — | |
| sy_w4magstr | 8.215 | W4 (WISE) Magnitude |
| sy_zmag | — | |
| sy_zmagerr1 | — | |
| sy_zmagerr2 | — | |
| sy_zmagstr | — | z (Sloan) Magnitude |
| tic_id | TIC 50171060 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 0 | |
| x | -0.38 | |
| y | -0.83 | |
| z | -0.40 |
Transit • 2016 • K2
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -23.55 deg | |
| decstr | -23d32m53.78s | Dec [sexagesimal] |
| default_flag | 0 | |
| disc_facility | K2 | Discovery Facility |
| disc_instrument | Kepler CCD Array | Discovery Instrument |
| disc_locale | Space | Discovery Locale |
| disc_pubdate | 2016-06 | Discovery Publication Date |
| disc_refname | <a refstr=DAI_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016ApJ...823..115D/abstract target=ref>Dai et al. 2016</a> | Discovery Reference |
| disc_telescope | 0.95 m Kepler Telescope | Discovery Telescope |
| disc_year | 2016 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | -2.00 deg | |
| elon | 247.58 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 6050191241556876672 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 6050191241556876672 | Gaia DR3 ID |
| glat | 18.28 deg | |
| glon | 352.99 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | K2-31 | Host Name |
| htm20 | 484654301 | |
| ima_flag | 0 | |
| micro_flag | 0 | |
| obm_flag | 0 | |
| pl_bmasse | — | |
| pl_bmasseerr1 | — | |
| pl_bmasseerr2 | — | |
| pl_bmasselim | — | |
| pl_bmassestr | — | Planet Mass or Mass*sin(i) [Earth Mass] |
| pl_bmassj | — | |
| pl_bmassjerr1 | — | |
| pl_bmassjerr2 | — | |
| pl_bmassjlim | — | |
| pl_bmassjstr | — | Planet Mass or Mass*sin(i) [Jupiter Mass] |
| pl_bmassprov | — | 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 | — | |
| 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 | K2-31 b | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 2 | |
| pl_ntranspec | 0 | |
| pl_occdep | — | |
| pl_occdeperr1 | — | |
| pl_occdeperr2 | — | |
| pl_occdeplim | — | |
| pl_occdepstr | — | Occultation Depth [%] |
| pl_orbeccen | — | |
| pl_orbeccenerr1 | — | |
| pl_orbeccenerr2 | — | |
| pl_orbeccenlim | — | |
| pl_orbeccenstr | — | Eccentricity |
| pl_orbincl | 79.90 deg | |
| pl_orbinclerr1 | 0.80 deg | |
| pl_orbinclerr2 | -0.80 deg | |
| pl_orbincllim | 0 | |
| pl_orbinclstr | 79.9±0.8 | Inclination [deg] |
| pl_orblper | — | |
| pl_orblpererr1 | — | |
| pl_orblpererr2 | — | |
| pl_orblperlim | — | |
| pl_orblperstr | — | Argument of Periastron [deg] |
| pl_orbper | 1.26 day | |
| pl_orbpererr1 | 7.80e-7 day | |
| pl_orbpererr2 | -7.80e-7 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | 1.25784887±0.00000078 | 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 | 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 | 5.64 | |
| pl_ratdorerr1 | 7.00e-3 | |
| pl_ratdorerr2 | -7.00e-3 | |
| pl_ratdorlim | 0 | |
| pl_ratdorstr | 5.642±0.007 | Ratio of Semi-Major Axis to Stellar Radius |
| pl_ratror | 0.14 | |
| pl_ratrorerr1 | 0.04 | |
| pl_ratrorerr2 | -0.04 | |
| pl_ratrorlim | 0 | |
| pl_ratrorstr | 0.14±0.04 | 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_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 | 2.46e6 day | |
| pl_tranmiderr1 | 9.10e-5 day | |
| pl_tranmiderr2 | -9.10e-5 day | |
| pl_tranmidlim | 0 | |
| pl_tranmidstr | 2456952.717941±0.000091 | 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 | 245.44 deg | |
| rastr | 16h21m45.73s | RA [sexagesimal] |
| releasedate | 2024-03-04 | Release Date |
| rowupdate | 2024-03-04 | Date of Last Update |
| rv_flag | 1 | |
| soltype | Published Confirmed | Solution Type |
| st_age | — | |
| st_ageerr1 | — | |
| st_ageerr2 | — | |
| st_agelim | — | |
| st_agestr | — | Stellar Age [Gyr] |
| st_dens | — | |
| st_denserr1 | — | |
| st_denserr2 | — | |
| st_denslim | — | |
| st_densstr | — | Stellar Density [g/cm**3] |
| st_logg | 4.60 log(cm/s**2) | |
| st_loggerr1 | 0.07 log(cm/s**2) | |
| st_loggerr2 | -0.07 log(cm/s**2) | |
| st_logglim | 0 | |
| st_loggstr | 4.60±0.07 | Stellar Surface Gravity [log(cm/s**2)] |
| st_lum | — | |
| st_lumerr1 | — | |
| st_lumerr2 | — | |
| st_lumlim | — | |
| st_lumstr | — | Stellar Luminosity [log(Solar)] |
| st_mass | 0.91 Msun | |
| st_masserr1 | 0.06 Msun | |
| st_masserr2 | -0.06 Msun | |
| st_masslim | 0 | |
| st_massstr | 0.91±0.06 | Stellar Mass [Solar mass] |
| st_met | 0.08 dex | |
| st_meterr1 | 0.05 dex | |
| st_meterr2 | -0.05 dex | |
| st_metlim | 0 | |
| st_metratio | [Fe/H] | Stellar Metallicity Ratio |
| st_metstr | 0.080±0.050 | Stellar Metallicity [dex] |
| st_nphot | 0 | |
| st_nrvc | 0 | |
| st_nspec | 0 | |
| st_rad | 0.78 Rsun | |
| st_raderr1 | 0.07 Rsun | |
| st_raderr2 | -0.07 Rsun | |
| st_radlim | 0 | |
| st_radstr | 0.78±0.07 | Stellar Radius [Solar Radius] |
| st_radv | -4.75 km/s | |
| st_radverr1 | 1.10e-3 km/s | |
| st_radverr2 | -1.10e-3 km/s | |
| st_radvlim | 0 | |
| st_radvstr | -4.7511±0.0011 | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=GRZIWA_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016AJ....152..132G/abstract target=ref>Grziwa et al. 2016</a> | Stellar Parameter Reference |
| st_rotp | 18.38 day | |
| st_rotperr1 | 0.06 day | |
| st_rotperr2 | -0.06 day | |
| st_rotplim | 0 | |
| st_rotpstr | 18.38±0.06 | Stellar Rotational Period [day] |
| st_spectype | G7 V | Spectral Type |
| st_teff | 5280 K | |
| st_tefferr1 | 70 K | |
| st_tefferr2 | -70 K | |
| st_tefflim | 0 | |
| st_teffstr | 5280±70 | Stellar Effective Temperature [K] |
| st_vsin | 2.60 km/s | |
| st_vsinerr1 | 0.50 km/s | |
| st_vsinerr2 | -0.50 km/s | |
| st_vsinlim | 0 | |
| st_vsinstr | 2.6±0.5 | Stellar Rotational Velocity [km/s] |
| sy_bmag | 11.63 mag | |
| sy_bmagerr1 | 0.14 mag | |
| sy_bmagerr2 | -0.14 mag | |
| sy_bmagstr | 11.634±0.138 | B (Johnson) Magnitude |
| sy_dist | 110.53 pc | |
| sy_disterr1 | 0.72 pc | |
| sy_disterr2 | -0.71 pc | |
| sy_diststr | <div><span class="supersubNumber">110.527</span><span class="superscript">+0.720</span><span class="subscript">-0.712</span></div> | Distance [pc] |
| sy_gaiamag | 10.54 mag | |
| sy_gaiamagerr1 | 3.71e-4 mag | |
| sy_gaiamagerr2 | -3.71e-4 mag | |
| sy_gaiamagstr | 10.537100±0.000371 | Gaia Magnitude |
| sy_gmag | — | |
| sy_gmagerr1 | — | |
| sy_gmagerr2 | — | |
| sy_gmagstr | — | g (Sloan) Magnitude |
| sy_hmag | 8.94 mag | |
| sy_hmagerr1 | 0.05 mag | |
| sy_hmagerr2 | -0.05 mag | |
| sy_hmagstr | 8.942±0.047 | 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 | 9.32 mag | |
| sy_jmagerr1 | 0.02 mag | |
| sy_jmagerr2 | -0.02 mag | |
| sy_jmagstr | 9.318±0.024 | J (2MASS) Magnitude |
| sy_kepmag | 10.61 mag | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | 10.607 | Kepler Magnitude |
| sy_kmag | 8.87 mag | |
| sy_kmagerr1 | 0.02 mag | |
| sy_kmagerr2 | -0.02 mag | |
| sy_kmagstr | 8.866±0.019 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | 9.02 mas | |
| sy_plxerr1 | 0.06 mas | |
| sy_plxerr2 | -0.06 mas | |
| sy_plxstr | 9.0193100±0.0581673 | Parallax [mas] |
| sy_pm | 104.39 mas/yr | |
| sy_pmdec | -96.33 mas/yr | |
| sy_pmdecerr1 | 0.08 mas/yr | |
| sy_pmdecerr2 | -0.08 mas/yr | |
| sy_pmdecstr | -96.3318000±0.0775625 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 0.08 mas/yr | |
| sy_pmerr2 | -0.08 mas/yr | |
| sy_pmra | -40.23 mas/yr | |
| sy_pmraerr1 | 0.11 mas/yr | |
| sy_pmraerr2 | -0.11 mas/yr | |
| sy_pmrastr | -40.229900±0.113972 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 104.3947343±0.0839736 | 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 | 2 | |
| sy_tmag | 10.02 mag | |
| sy_tmagerr1 | 6.10e-3 mag | |
| sy_tmagerr2 | -6.10e-3 mag | |
| sy_tmagstr | 10.0198±0.0061 | TESS Magnitude |
| sy_umag | — | |
| sy_umagerr1 | — | |
| sy_umagerr2 | — | |
| sy_umagstr | — | u (Sloan) Magnitude |
| sy_vmag | 10.80 mag | |
| sy_vmagerr1 | 0.01 mag | |
| sy_vmagerr2 | -0.01 mag | |
| sy_vmagstr | 10.802±0.010 | V (Johnson) Magnitude |
| sy_w1mag | 8.82 mag | |
| sy_w1magerr1 | 0.02 mag | |
| sy_w1magerr2 | -0.02 mag | |
| sy_w1magstr | 8.817±0.024 | W1 (WISE) Magnitude |
| sy_w2mag | 8.86 mag | |
| sy_w2magerr1 | 0.02 mag | |
| sy_w2magerr2 | -0.02 mag | |
| sy_w2magstr | 8.859±0.022 | W2 (WISE) Magnitude |
| sy_w3mag | 8.81 mag | |
| sy_w3magerr1 | 0.07 mag | |
| sy_w3magerr2 | -0.07 mag | |
| sy_w3magstr | 8.811±0.065 | W3 (WISE) Magnitude |
| sy_w4mag | 8.21 mag | |
| sy_w4magerr1 | — | |
| sy_w4magerr2 | — | |
| sy_w4magstr | 8.215 | W4 (WISE) Magnitude |
| sy_zmag | — | |
| sy_zmagerr1 | — | |
| sy_zmagerr2 | — | |
| sy_zmagstr | — | z (Sloan) Magnitude |
| tic_id | TIC 50171060 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 0 | |
| x | -0.38 | |
| y | -0.83 | |
| z | -0.40 |
Transit • 2016 • K2
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -23.55 deg | |
| decstr | -23d32m53.78s | Dec [sexagesimal] |
| default_flag | 1 | |
| disc_facility | K2 | Discovery Facility |
| disc_instrument | Kepler CCD Array | Discovery Instrument |
| disc_locale | Space | Discovery Locale |
| disc_pubdate | 2016-06 | Discovery Publication Date |
| disc_refname | <a refstr=DAI_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016ApJ...823..115D/abstract target=ref>Dai et al. 2016</a> | Discovery Reference |
| disc_telescope | 0.95 m Kepler Telescope | Discovery Telescope |
| disc_year | 2016 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | -2.00 deg | |
| elon | 247.58 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 6050191241556876672 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 6050191241556876672 | Gaia DR3 ID |
| glat | 18.28 deg | |
| glon | 352.99 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | K2-31 | Host Name |
| htm20 | 484654301 | |
| ima_flag | 0 | |
| micro_flag | 0 | |
| obm_flag | 0 | |
| pl_bmasse | 563.83 Mearth | |
| pl_bmasseerr1 | 25.11 Mearth | |
| pl_bmasseerr2 | -25.11 Mearth | |
| pl_bmasselim | 0 | |
| pl_bmassestr | 563.8±25.1 | Planet Mass or Mass*sin(i) [Earth Mass] |
| pl_bmassj | 1.77 Mjupiter | |
| pl_bmassjerr1 | 0.08 Mjupiter | |
| pl_bmassjerr2 | -0.08 Mjupiter | |
| pl_bmassjlim | 0 | |
| pl_bmassjstr | 1.774±0.079 | 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 | 0.97 | |
| pl_impparerr1 | 0.07 | |
| pl_impparerr2 | -0.07 | |
| pl_impparlim | 0 | |
| pl_impparstr | 0.975±0.075 | Impact Parameter |
| pl_insol | — | |
| pl_insolerr1 | — | |
| pl_insolerr2 | — | |
| pl_insollim | — | |
| pl_insolstr | — | Insolation Flux [Earth Flux] |
| pl_letter | b | Planet Letter |
| pl_masse | 563.83 Mearth | |
| pl_masseerr1 | 25.11 Mearth | |
| pl_masseerr2 | -25.11 Mearth | |
| pl_masselim | 0 | |
| pl_massestr | 563.8±25.1 | Planet Mass [Earth Mass] |
| pl_massj | 1.77 Mjupiter | |
| pl_massjerr1 | 0.08 Mjupiter | |
| pl_massjerr2 | -0.08 Mjupiter | |
| pl_massjlim | 0 | |
| pl_massjstr | 1.774±0.079 | 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 | K2-31 b | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 2 | |
| pl_ntranspec | 0 | |
| pl_occdep | — | |
| pl_occdeperr1 | — | |
| pl_occdeperr2 | — | |
| pl_occdeplim | — | |
| pl_occdepstr | — | Occultation Depth [%] |
| pl_orbeccen | 0 | |
| pl_orbeccenerr1 | — | |
| pl_orbeccenerr2 | — | |
| pl_orbeccenlim | 0 | |
| pl_orbeccenstr | 0 | Eccentricity |
| pl_orbincl | 79.90 deg | |
| pl_orbinclerr1 | 0.80 deg | |
| pl_orbinclerr2 | -0.80 deg | |
| pl_orbincllim | 0 | |
| pl_orbinclstr | 79.9±0.8 | Inclination [deg] |
| pl_orblper | — | |
| pl_orblpererr1 | — | |
| pl_orblpererr2 | — | |
| pl_orblperlim | — | |
| pl_orblperstr | — | Argument of Periastron [deg] |
| pl_orbper | 1.26 day | |
| pl_orbpererr1 | 2.00e-6 day | |
| pl_orbpererr2 | -2.00e-6 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | 1.257850±0.000002 | Orbital Period [day] |
| pl_orbsmax | 0.02 au | |
| pl_orbsmaxerr1 | 1.80e-3 au | |
| pl_orbsmaxerr2 | -1.80e-3 au | |
| pl_orbsmaxlim | 0 | |
| pl_orbsmaxstr | 0.0220±0.0018 | 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 | 2016-11 | Planetary Parameter Reference Publication Date |
| pl_rade | 11.88 Rearth | |
| pl_radeerr1 | 3.92 Rearth | |
| pl_radeerr2 | -3.92 Rearth | |
| pl_radelim | 0 | |
| pl_radestr | 11.9±3.9 | Planet Radius [Earth Radius] |
| pl_radj | 1.06 Rjupiter | |
| pl_radjerr1 | 0.35 Rjupiter | |
| pl_radjerr2 | -0.35 Rjupiter | |
| pl_radjlim | 0 | |
| pl_radjstr | 1.06±0.35 | Planet Radius [Jupiter Radius] |
| pl_ratdor | 6.05 | |
| pl_ratdorerr1 | 0.50 | |
| pl_ratdorerr2 | -0.50 | |
| pl_ratdorlim | 0 | |
| pl_ratdorstr | 6.05±0.50 | Ratio of Semi-Major Axis to Stellar Radius |
| pl_ratror | 0.14 | |
| pl_ratrorerr1 | 0.04 | |
| pl_ratrorerr2 | -0.04 | |
| pl_ratrorlim | 0 | |
| pl_ratrorstr | 0.135±0.045 | Ratio of Planet to Stellar Radius |
| pl_refname | <a refstr=GRZIWA_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016AJ....152..132G/abstract target=ref>Grziwa et al. 2016</a> | Planetary Parameter Reference |
| pl_rvamp | 350.90 m/s | |
| pl_rvamperr1 | 1 m/s | |
| pl_rvamperr2 | -1 m/s | |
| pl_rvamplim | 0 | |
| pl_rvampstr | 350.9±1.0 | Radial Velocity Amplitude [m/s] |
| pl_trandep | — | |
| pl_trandeperr1 | — | |
| pl_trandeperr2 | — | |
| pl_trandeplim | — | |
| pl_trandepstr | — | Transit Depth [%] |
| pl_trandur | 0.98 hour | |
| pl_trandurerr1 | 4.80e-3 hour | |
| pl_trandurerr2 | -4.80e-3 hour | |
| pl_trandurlim | 0 | |
| pl_trandurstr | 0.982±0.005 | Transit Duration [hour] |
| pl_tranmid | 2.46e6 day | |
| pl_tranmiderr1 | 2.40e-4 day | |
| pl_tranmiderr2 | -2.40e-4 day | |
| pl_tranmidlim | 0 | |
| pl_tranmidstr | 2457191.70889±0.00024 | 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 | 245.44 deg | |
| rastr | 16h21m45.73s | RA [sexagesimal] |
| releasedate | 2016-12-01 | Release Date |
| rowupdate | 2016-11-30 | Date of Last Update |
| rv_flag | 1 | |
| soltype | Published Confirmed | Solution Type |
| st_age | — | |
| st_ageerr1 | — | |
| st_ageerr2 | — | |
| st_agelim | — | |
| st_agestr | — | Stellar Age [Gyr] |
| st_dens | — | |
| st_denserr1 | — | |
| st_denserr2 | — | |
| st_denslim | — | |
| st_densstr | — | Stellar Density [g/cm**3] |
| st_logg | 4.60 log(cm/s**2) | |
| st_loggerr1 | 0.07 log(cm/s**2) | |
| st_loggerr2 | -0.07 log(cm/s**2) | |
| st_logglim | 0 | |
| st_loggstr | 4.60±0.07 | Stellar Surface Gravity [log(cm/s**2)] |
| st_lum | — | |
| st_lumerr1 | — | |
| st_lumerr2 | — | |
| st_lumlim | — | |
| st_lumstr | — | Stellar Luminosity [log(Solar)] |
| st_mass | 0.91 Msun | |
| st_masserr1 | 0.06 Msun | |
| st_masserr2 | -0.06 Msun | |
| st_masslim | 0 | |
| st_massstr | 0.91±0.06 | Stellar Mass [Solar mass] |
| st_met | 0.08 dex | |
| st_meterr1 | 0.05 dex | |
| st_meterr2 | -0.05 dex | |
| st_metlim | 0 | |
| st_metratio | [Fe/H] | Stellar Metallicity Ratio |
| st_metstr | 0.080±0.050 | Stellar Metallicity [dex] |
| st_nphot | 0 | |
| st_nrvc | 0 | |
| st_nspec | 0 | |
| st_rad | 0.78 Rsun | |
| st_raderr1 | 0.07 Rsun | |
| st_raderr2 | -0.07 Rsun | |
| st_radlim | 0 | |
| st_radstr | 0.78±0.07 | Stellar Radius [Solar Radius] |
| st_radv | -4.75 km/s | |
| st_radverr1 | 1.10e-3 km/s | |
| st_radverr2 | -1.10e-3 km/s | |
| st_radvlim | 0 | |
| st_radvstr | -4.7511±0.0011 | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=GRZIWA_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016AJ....152..132G/abstract target=ref>Grziwa et al. 2016</a> | Stellar Parameter Reference |
| st_rotp | 18.38 day | |
| st_rotperr1 | 0.06 day | |
| st_rotperr2 | -0.06 day | |
| st_rotplim | 0 | |
| st_rotpstr | 18.38±0.06 | Stellar Rotational Period [day] |
| st_spectype | G7 V | Spectral Type |
| st_teff | 5280 K | |
| st_tefferr1 | 70 K | |
| st_tefferr2 | -70 K | |
| st_tefflim | 0 | |
| st_teffstr | 5280±70 | Stellar Effective Temperature [K] |
| st_vsin | 2.60 km/s | |
| st_vsinerr1 | 0.50 km/s | |
| st_vsinerr2 | -0.50 km/s | |
| st_vsinlim | 0 | |
| st_vsinstr | 2.6±0.5 | Stellar Rotational Velocity [km/s] |
| sy_bmag | 11.63 mag | |
| sy_bmagerr1 | 0.14 mag | |
| sy_bmagerr2 | -0.14 mag | |
| sy_bmagstr | 11.634±0.138 | B (Johnson) Magnitude |
| sy_dist | 110.53 pc | |
| sy_disterr1 | 0.72 pc | |
| sy_disterr2 | -0.71 pc | |
| sy_diststr | <div><span class="supersubNumber">110.527</span><span class="superscript">+0.720</span><span class="subscript">-0.712</span></div> | Distance [pc] |
| sy_gaiamag | 10.54 mag | |
| sy_gaiamagerr1 | 3.71e-4 mag | |
| sy_gaiamagerr2 | -3.71e-4 mag | |
| sy_gaiamagstr | 10.537100±0.000371 | Gaia Magnitude |
| sy_gmag | — | |
| sy_gmagerr1 | — | |
| sy_gmagerr2 | — | |
| sy_gmagstr | — | g (Sloan) Magnitude |
| sy_hmag | 8.94 mag | |
| sy_hmagerr1 | 0.05 mag | |
| sy_hmagerr2 | -0.05 mag | |
| sy_hmagstr | 8.942±0.047 | 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 | 9.32 mag | |
| sy_jmagerr1 | 0.02 mag | |
| sy_jmagerr2 | -0.02 mag | |
| sy_jmagstr | 9.318±0.024 | J (2MASS) Magnitude |
| sy_kepmag | 10.61 mag | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | 10.607 | Kepler Magnitude |
| sy_kmag | 8.87 mag | |
| sy_kmagerr1 | 0.02 mag | |
| sy_kmagerr2 | -0.02 mag | |
| sy_kmagstr | 8.866±0.019 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | 9.02 mas | |
| sy_plxerr1 | 0.06 mas | |
| sy_plxerr2 | -0.06 mas | |
| sy_plxstr | 9.0193100±0.0581673 | Parallax [mas] |
| sy_pm | 104.39 mas/yr | |
| sy_pmdec | -96.33 mas/yr | |
| sy_pmdecerr1 | 0.08 mas/yr | |
| sy_pmdecerr2 | -0.08 mas/yr | |
| sy_pmdecstr | -96.3318000±0.0775625 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 0.08 mas/yr | |
| sy_pmerr2 | -0.08 mas/yr | |
| sy_pmra | -40.23 mas/yr | |
| sy_pmraerr1 | 0.11 mas/yr | |
| sy_pmraerr2 | -0.11 mas/yr | |
| sy_pmrastr | -40.229900±0.113972 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 104.3947343±0.0839736 | 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 | 2 | |
| sy_tmag | 10.02 mag | |
| sy_tmagerr1 | 6.10e-3 mag | |
| sy_tmagerr2 | -6.10e-3 mag | |
| sy_tmagstr | 10.0198±0.0061 | TESS Magnitude |
| sy_umag | — | |
| sy_umagerr1 | — | |
| sy_umagerr2 | — | |
| sy_umagstr | — | u (Sloan) Magnitude |
| sy_vmag | 10.80 mag | |
| sy_vmagerr1 | 0.01 mag | |
| sy_vmagerr2 | -0.01 mag | |
| sy_vmagstr | 10.802±0.010 | V (Johnson) Magnitude |
| sy_w1mag | 8.82 mag | |
| sy_w1magerr1 | 0.02 mag | |
| sy_w1magerr2 | -0.02 mag | |
| sy_w1magstr | 8.817±0.024 | W1 (WISE) Magnitude |
| sy_w2mag | 8.86 mag | |
| sy_w2magerr1 | 0.02 mag | |
| sy_w2magerr2 | -0.02 mag | |
| sy_w2magstr | 8.859±0.022 | W2 (WISE) Magnitude |
| sy_w3mag | 8.81 mag | |
| sy_w3magerr1 | 0.07 mag | |
| sy_w3magerr2 | -0.07 mag | |
| sy_w3magstr | 8.811±0.065 | W3 (WISE) Magnitude |
| sy_w4mag | 8.21 mag | |
| sy_w4magerr1 | — | |
| sy_w4magerr2 | — | |
| sy_w4magstr | 8.215 | W4 (WISE) Magnitude |
| sy_zmag | — | |
| sy_zmagerr1 | — | |
| sy_zmagerr2 | — | |
| sy_zmagstr | — | z (Sloan) Magnitude |
| tic_id | TIC 50171060 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 0 | |
| x | -0.38 | |
| y | -0.83 | |
| z | -0.40 |
Transit • 2016 • K2
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -23.55 deg | |
| decstr | -23d32m53.78s | Dec [sexagesimal] |
| default_flag | 0 | |
| disc_facility | K2 | Discovery Facility |
| disc_instrument | Kepler CCD Array | Discovery Instrument |
| disc_locale | Space | Discovery Locale |
| disc_pubdate | 2016-06 | Discovery Publication Date |
| disc_refname | <a refstr=DAI_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016ApJ...823..115D/abstract target=ref>Dai et al. 2016</a> | Discovery Reference |
| disc_telescope | 0.95 m Kepler Telescope | Discovery Telescope |
| disc_year | 2016 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | -2.00 deg | |
| elon | 247.58 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 6050191241556876672 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 6050191241556876672 | Gaia DR3 ID |
| glat | 18.28 deg | |
| glon | 352.99 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | K2-31 | Host Name |
| htm20 | 484654301 | |
| ima_flag | 0 | |
| micro_flag | 0 | |
| obm_flag | 0 | |
| pl_bmasse | 590.10 Mearth | |
| pl_bmasseerr1 | 25.70 Mearth | |
| pl_bmasseerr2 | -25.90 Mearth | |
| pl_bmasselim | 0 | |
| pl_bmassestr | <div><span class="supersubNumber">590.1</span><span class="superscript">+25.7</span><span class="subscript">-25.9</span></div> | Planet Mass or Mass*sin(i) [Earth Mass] |
| pl_bmassj | 1.86 Mjupiter | |
| pl_bmassjerr1 | 0.08 Mjupiter | |
| pl_bmassjerr2 | -0.08 Mjupiter | |
| pl_bmassjlim | 0 | |
| pl_bmassjstr | <div><span class="supersubNumber">1.857</span><span class="superscript">+0.081</span><span class="subscript">-0.081</span></div> | 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 | — | |
| 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 | 590.10 Mearth | |
| pl_masseerr1 | 25.70 Mearth | |
| pl_masseerr2 | -25.90 Mearth | |
| pl_masselim | 0 | |
| pl_massestr | <div><span class="supersubNumber">590.1</span><span class="superscript">+25.7</span><span class="subscript">-25.9</span></div> | Planet Mass [Earth Mass] |
| pl_massj | 1.86 Mjupiter | |
| pl_massjerr1 | 0.08 Mjupiter | |
| pl_massjerr2 | -0.08 Mjupiter | |
| pl_massjlim | 0 | |
| pl_massjstr | <div><span class="supersubNumber">1.857</span><span class="superscript">+0.081</span><span class="subscript">-0.081</span></div> | 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 | K2-31 b | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 2 | |
| pl_ntranspec | 0 | |
| pl_occdep | — | |
| pl_occdeperr1 | — | |
| pl_occdeperr2 | — | |
| pl_occdeplim | — | |
| pl_occdepstr | — | Occultation Depth [%] |
| pl_orbeccen | 0 | |
| pl_orbeccenerr1 | — | |
| pl_orbeccenerr2 | — | |
| pl_orbeccenlim | 0 | |
| pl_orbeccenstr | 0 | 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 | 1.26 day | |
| pl_orbpererr1 | 2.00e-6 day | |
| pl_orbpererr2 | -2.00e-6 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | 1.257850±0.000002 | 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 | 2016-06 | 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=DAI_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016ApJ...823..115D/abstract target=ref>Dai et al. 2016</a> | Planetary Parameter Reference |
| pl_rvamp | 349.50 m/s | |
| pl_rvamperr1 | 3.10 m/s | |
| pl_rvamperr2 | -3.70 m/s | |
| pl_rvamplim | 0 | |
| pl_rvampstr | <div><span class="supersubNumber">349.5</span><span class="superscript">+3.1</span><span class="subscript">-3.7</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 | 2.40e-4 day | |
| pl_tranmiderr2 | -2.40e-4 day | |
| pl_tranmidlim | 0 | |
| pl_tranmidstr | 2457191.70889±0.00024 | 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 | 245.44 deg | |
| rastr | 16h21m45.73s | RA [sexagesimal] |
| releasedate | 2016-05-05 | Release Date |
| rowupdate | 2016-11-30 | Date of Last Update |
| rv_flag | 1 | |
| soltype | Published Confirmed | Solution Type |
| st_age | — | |
| st_ageerr1 | — | |
| st_ageerr2 | — | |
| st_agelim | — | |
| st_agestr | — | Stellar Age [Gyr] |
| st_dens | — | |
| st_denserr1 | — | |
| st_denserr2 | — | |
| st_denslim | — | |
| st_densstr | — | Stellar Density [g/cm**3] |
| st_logg | 4.44 log(cm/s**2) | |
| st_loggerr1 | 0.05 log(cm/s**2) | |
| st_loggerr2 | -0.05 log(cm/s**2) | |
| st_logglim | 0 | |
| st_loggstr | 4.44±0.05 | Stellar Surface Gravity [log(cm/s**2)] |
| st_lum | — | |
| st_lumerr1 | — | |
| st_lumerr2 | — | |
| st_lumlim | — | |
| st_lumstr | — | Stellar Luminosity [log(Solar)] |
| st_mass | 1 Msun | |
| st_masserr1 | 0.06 Msun | |
| st_masserr2 | -0.06 Msun | |
| st_masslim | 0 | |
| st_massstr | 1.000±0.064 | Stellar Mass [Solar mass] |
| st_met | 0.20 dex | |
| st_meterr1 | 0.03 dex | |
| st_meterr2 | -0.03 dex | |
| st_metlim | 0 | |
| st_metratio | [Fe/H] | Stellar Metallicity Ratio |
| st_metstr | 0.20±0.03 | Stellar Metallicity [dex] |
| st_nphot | 0 | |
| st_nrvc | 0 | |
| st_nspec | 0 | |
| st_rad | 0.99 Rsun | |
| st_raderr1 | 0.07 Rsun | |
| st_raderr2 | -0.07 Rsun | |
| st_radlim | 0 | |
| st_radstr | 0.9860±0.0700 | Stellar Radius [Solar Radius] |
| st_radv | — | |
| st_radverr1 | — | |
| st_radverr2 | — | |
| st_radvlim | — | |
| st_radvstr | — | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=DAI_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016ApJ...823..115D/abstract target=ref>Dai et al. 2016</a> | Stellar Parameter Reference |
| st_rotp | — | |
| st_rotperr1 | — | |
| st_rotperr2 | — | |
| st_rotplim | — | |
| st_rotpstr | — | Stellar Rotational Period [day] |
| st_spectype | — | Spectral Type |
| st_teff | 5412 K | |
| st_tefferr1 | 34 K | |
| st_tefferr2 | -34 K | |
| st_tefflim | 0 | |
| st_teffstr | 5412±34 | Stellar Effective Temperature [K] |
| st_vsin | 2.60 km/s | |
| st_vsinerr1 | 1 km/s | |
| st_vsinerr2 | -1 km/s | |
| st_vsinlim | 0 | |
| st_vsinstr | 2.6±1.0 | Stellar Rotational Velocity [km/s] |
| sy_bmag | 11.63 mag | |
| sy_bmagerr1 | 0.14 mag | |
| sy_bmagerr2 | -0.14 mag | |
| sy_bmagstr | 11.634±0.138 | B (Johnson) Magnitude |
| sy_dist | 110.53 pc | |
| sy_disterr1 | 0.72 pc | |
| sy_disterr2 | -0.71 pc | |
| sy_diststr | <div><span class="supersubNumber">110.527</span><span class="superscript">+0.720</span><span class="subscript">-0.712</span></div> | Distance [pc] |
| sy_gaiamag | 10.54 mag | |
| sy_gaiamagerr1 | 3.71e-4 mag | |
| sy_gaiamagerr2 | -3.71e-4 mag | |
| sy_gaiamagstr | 10.537100±0.000371 | Gaia Magnitude |
| sy_gmag | — | |
| sy_gmagerr1 | — | |
| sy_gmagerr2 | — | |
| sy_gmagstr | — | g (Sloan) Magnitude |
| sy_hmag | 8.94 mag | |
| sy_hmagerr1 | 0.05 mag | |
| sy_hmagerr2 | -0.05 mag | |
| sy_hmagstr | 8.942±0.047 | 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 | 9.32 mag | |
| sy_jmagerr1 | 0.02 mag | |
| sy_jmagerr2 | -0.02 mag | |
| sy_jmagstr | 9.318±0.024 | J (2MASS) Magnitude |
| sy_kepmag | 10.61 mag | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | 10.607 | Kepler Magnitude |
| sy_kmag | 8.87 mag | |
| sy_kmagerr1 | 0.02 mag | |
| sy_kmagerr2 | -0.02 mag | |
| sy_kmagstr | 8.866±0.019 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | 9.02 mas | |
| sy_plxerr1 | 0.06 mas | |
| sy_plxerr2 | -0.06 mas | |
| sy_plxstr | 9.0193100±0.0581673 | Parallax [mas] |
| sy_pm | 104.39 mas/yr | |
| sy_pmdec | -96.33 mas/yr | |
| sy_pmdecerr1 | 0.08 mas/yr | |
| sy_pmdecerr2 | -0.08 mas/yr | |
| sy_pmdecstr | -96.3318000±0.0775625 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 0.08 mas/yr | |
| sy_pmerr2 | -0.08 mas/yr | |
| sy_pmra | -40.23 mas/yr | |
| sy_pmraerr1 | 0.11 mas/yr | |
| sy_pmraerr2 | -0.11 mas/yr | |
| sy_pmrastr | -40.229900±0.113972 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 104.3947343±0.0839736 | 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 | 2 | |
| sy_tmag | 10.02 mag | |
| sy_tmagerr1 | 6.10e-3 mag | |
| sy_tmagerr2 | -6.10e-3 mag | |
| sy_tmagstr | 10.0198±0.0061 | TESS Magnitude |
| sy_umag | — | |
| sy_umagerr1 | — | |
| sy_umagerr2 | — | |
| sy_umagstr | — | u (Sloan) Magnitude |
| sy_vmag | 10.80 mag | |
| sy_vmagerr1 | 0.01 mag | |
| sy_vmagerr2 | -0.01 mag | |
| sy_vmagstr | 10.802±0.010 | V (Johnson) Magnitude |
| sy_w1mag | 8.82 mag | |
| sy_w1magerr1 | 0.02 mag | |
| sy_w1magerr2 | -0.02 mag | |
| sy_w1magstr | 8.817±0.024 | W1 (WISE) Magnitude |
| sy_w2mag | 8.86 mag | |
| sy_w2magerr1 | 0.02 mag | |
| sy_w2magerr2 | -0.02 mag | |
| sy_w2magstr | 8.859±0.022 | W2 (WISE) Magnitude |
| sy_w3mag | 8.81 mag | |
| sy_w3magerr1 | 0.07 mag | |
| sy_w3magerr2 | -0.07 mag | |
| sy_w3magstr | 8.811±0.065 | W3 (WISE) Magnitude |
| sy_w4mag | 8.21 mag | |
| sy_w4magerr1 | — | |
| sy_w4magerr2 | — | |
| sy_w4magstr | 8.215 | W4 (WISE) Magnitude |
| sy_zmag | — | |
| sy_zmagerr1 | — | |
| sy_zmagerr2 | — | |
| sy_zmagstr | — | z (Sloan) Magnitude |
| tic_id | TIC 50171060 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 0 | |
| x | -0.38 | |
| y | -0.83 | |
| z | -0.40 |
Transit • 2016 • K2
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -23.55 deg | |
| decstr | -23d32m53.78s | Dec [sexagesimal] |
| default_flag | 0 | |
| disc_facility | K2 | Discovery Facility |
| disc_instrument | Kepler CCD Array | Discovery Instrument |
| disc_locale | Space | Discovery Locale |
| disc_pubdate | 2016-06 | Discovery Publication Date |
| disc_refname | <a refstr=DAI_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016ApJ...823..115D/abstract target=ref>Dai et al. 2016</a> | Discovery Reference |
| disc_telescope | 0.95 m Kepler Telescope | Discovery Telescope |
| disc_year | 2016 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | -2.00 deg | |
| elon | 247.58 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 6050191241556876672 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 6050191241556876672 | Gaia DR3 ID |
| glat | 18.28 deg | |
| glon | 352.99 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | K2-31 | Host Name |
| htm20 | 484654301 | |
| ima_flag | 0 | |
| micro_flag | 0 | |
| obm_flag | 0 | |
| pl_bmasse | — | |
| pl_bmasseerr1 | — | |
| pl_bmasseerr2 | — | |
| pl_bmasselim | — | |
| pl_bmassestr | — | Planet Mass or Mass*sin(i) [Earth Mass] |
| pl_bmassj | — | |
| pl_bmassjerr1 | — | |
| pl_bmassjerr2 | — | |
| pl_bmassjlim | — | |
| pl_bmassjstr | — | Planet Mass or Mass*sin(i) [Jupiter Mass] |
| pl_bmassprov | — | 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 | 0.90 | |
| pl_impparerr1 | — | |
| pl_impparerr2 | — | |
| pl_impparlim | 0 | |
| pl_impparstr | 0.90 | 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 | — | |
| 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 | K2-31 b | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 2 | |
| pl_ntranspec | 0 | |
| pl_occdep | — | |
| pl_occdeperr1 | — | |
| pl_occdeperr2 | — | |
| pl_occdeplim | — | |
| pl_occdepstr | — | Occultation Depth [%] |
| pl_orbeccen | — | |
| pl_orbeccenerr1 | — | |
| pl_orbeccenerr2 | — | |
| pl_orbeccenlim | — | |
| pl_orbeccenstr | — | 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 | 1.26 day | |
| pl_orbpererr1 | — | |
| pl_orbpererr2 | — | |
| pl_orbperlim | 0 | |
| pl_orbperstr | 1.2578493 | 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 | 2016-01 | Planetary Parameter Reference Publication Date |
| pl_rade | 7 Rearth | |
| pl_radeerr1 | — | |
| pl_radeerr2 | — | |
| pl_radelim | 0 | |
| pl_radestr | 7.0 | Planet Radius [Earth Radius] |
| pl_radj | 0.62 Rjupiter | |
| pl_radjerr1 | — | |
| pl_radjerr2 | — | |
| pl_radjlim | 0 | |
| pl_radjstr | 0.624 | Planet Radius [Jupiter Radius] |
| pl_ratdor | — | |
| pl_ratdorerr1 | — | |
| pl_ratdorerr2 | — | |
| pl_ratdorlim | — | |
| pl_ratdorstr | — | Ratio of Semi-Major Axis to Stellar Radius |
| pl_ratror | 0.09 | |
| pl_ratrorerr1 | — | |
| pl_ratrorerr2 | — | |
| pl_ratrorlim | 0 | |
| pl_ratrorstr | 0.09261 | Ratio of Planet to Stellar Radius |
| pl_refname | <a refstr=VANDERBURG_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016ApJS..222...14V/abstract target=ref>Vanderburg et al. 2016</a> | Planetary Parameter Reference |
| pl_rvamp | — | |
| pl_rvamperr1 | — | |
| pl_rvamperr2 | — | |
| pl_rvamplim | — | |
| pl_rvampstr | — | Radial Velocity Amplitude [m/s] |
| pl_trandep | 0.63 % | |
| pl_trandeperr1 | — | |
| pl_trandeperr2 | — | |
| pl_trandeplim | 0 | |
| pl_trandepstr | 0.629 | Transit Depth [%] |
| pl_trandur | 0.95 hour | |
| pl_trandurerr1 | — | |
| pl_trandurerr2 | — | |
| pl_trandurlim | 0 | |
| pl_trandurstr | 0.95000 | Transit Duration [hour] |
| pl_tranmid | 2.46e6 day | |
| pl_tranmiderr1 | — | |
| pl_tranmiderr2 | — | |
| pl_tranmidlim | 0 | |
| pl_tranmidstr | 2456894.857 | 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 | 245.44 deg | |
| rastr | 16h21m45.73s | RA [sexagesimal] |
| releasedate | 2015-12-05 | Release Date |
| rowupdate | 2015-12-05 | Date of Last Update |
| rv_flag | 1 | |
| soltype | Published Candidate | Solution Type |
| st_age | — | |
| st_ageerr1 | — | |
| st_ageerr2 | — | |
| st_agelim | — | |
| st_agestr | — | Stellar Age [Gyr] |
| st_dens | — | |
| st_denserr1 | — | |
| st_denserr2 | — | |
| st_denslim | — | |
| st_densstr | — | Stellar Density [g/cm**3] |
| st_logg | — | |
| st_loggerr1 | — | |
| st_loggerr2 | — | |
| st_logglim | — | |
| st_loggstr | — | Stellar Surface Gravity [log(cm/s**2)] |
| st_lum | — | |
| st_lumerr1 | — | |
| st_lumerr2 | — | |
| st_lumlim | — | |
| st_lumstr | — | Stellar Luminosity [log(Solar)] |
| st_mass | — | |
| st_masserr1 | — | |
| st_masserr2 | — | |
| st_masslim | — | |
| st_massstr | — | Stellar Mass [Solar mass] |
| st_met | — | |
| st_meterr1 | — | |
| st_meterr2 | — | |
| st_metlim | — | |
| st_metratio | — | Stellar Metallicity Ratio |
| st_metstr | — | Stellar Metallicity [dex] |
| st_nphot | 0 | |
| st_nrvc | 0 | |
| st_nspec | 0 | |
| st_rad | 0.81 Rsun | |
| st_raderr1 | — | |
| st_raderr2 | — | |
| st_radlim | 0 | |
| st_radstr | 0.81 | Stellar Radius [Solar Radius] |
| st_radv | — | |
| st_radverr1 | — | |
| st_radverr2 | — | |
| st_radvlim | — | |
| st_radvstr | — | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=VANDERBURG_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016ApJS..222...14V/abstract target=ref>Vanderburg et al. 2016</a> | Stellar Parameter Reference |
| st_rotp | — | |
| st_rotperr1 | — | |
| st_rotperr2 | — | |
| st_rotplim | — | |
| st_rotpstr | — | Stellar Rotational Period [day] |
| st_spectype | — | Spectral Type |
| st_teff | 5251 K | |
| st_tefferr1 | — | |
| st_tefferr2 | — | |
| st_tefflim | 0 | |
| st_teffstr | 5251 | Stellar Effective Temperature [K] |
| st_vsin | — | |
| st_vsinerr1 | — | |
| st_vsinerr2 | — | |
| st_vsinlim | — | |
| st_vsinstr | — | Stellar Rotational Velocity [km/s] |
| sy_bmag | 11.63 mag | |
| sy_bmagerr1 | 0.14 mag | |
| sy_bmagerr2 | -0.14 mag | |
| sy_bmagstr | 11.634±0.138 | B (Johnson) Magnitude |
| sy_dist | 110.53 pc | |
| sy_disterr1 | 0.72 pc | |
| sy_disterr2 | -0.71 pc | |
| sy_diststr | <div><span class="supersubNumber">110.527</span><span class="superscript">+0.720</span><span class="subscript">-0.712</span></div> | Distance [pc] |
| sy_gaiamag | 10.54 mag | |
| sy_gaiamagerr1 | 3.71e-4 mag | |
| sy_gaiamagerr2 | -3.71e-4 mag | |
| sy_gaiamagstr | 10.537100±0.000371 | Gaia Magnitude |
| sy_gmag | — | |
| sy_gmagerr1 | — | |
| sy_gmagerr2 | — | |
| sy_gmagstr | — | g (Sloan) Magnitude |
| sy_hmag | 8.94 mag | |
| sy_hmagerr1 | 0.05 mag | |
| sy_hmagerr2 | -0.05 mag | |
| sy_hmagstr | 8.942±0.047 | 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 | 9.32 mag | |
| sy_jmagerr1 | 0.02 mag | |
| sy_jmagerr2 | -0.02 mag | |
| sy_jmagstr | 9.318±0.024 | J (2MASS) Magnitude |
| sy_kepmag | 10.61 mag | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | 10.607 | Kepler Magnitude |
| sy_kmag | 8.87 mag | |
| sy_kmagerr1 | 0.02 mag | |
| sy_kmagerr2 | -0.02 mag | |
| sy_kmagstr | 8.866±0.019 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | 9.02 mas | |
| sy_plxerr1 | 0.06 mas | |
| sy_plxerr2 | -0.06 mas | |
| sy_plxstr | 9.0193100±0.0581673 | Parallax [mas] |
| sy_pm | 104.39 mas/yr | |
| sy_pmdec | -96.33 mas/yr | |
| sy_pmdecerr1 | 0.08 mas/yr | |
| sy_pmdecerr2 | -0.08 mas/yr | |
| sy_pmdecstr | -96.3318000±0.0775625 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 0.08 mas/yr | |
| sy_pmerr2 | -0.08 mas/yr | |
| sy_pmra | -40.23 mas/yr | |
| sy_pmraerr1 | 0.11 mas/yr | |
| sy_pmraerr2 | -0.11 mas/yr | |
| sy_pmrastr | -40.229900±0.113972 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 104.3947343±0.0839736 | 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 | 2 | |
| sy_tmag | 10.02 mag | |
| sy_tmagerr1 | 6.10e-3 mag | |
| sy_tmagerr2 | -6.10e-3 mag | |
| sy_tmagstr | 10.0198±0.0061 | TESS Magnitude |
| sy_umag | — | |
| sy_umagerr1 | — | |
| sy_umagerr2 | — | |
| sy_umagstr | — | u (Sloan) Magnitude |
| sy_vmag | 10.80 mag | |
| sy_vmagerr1 | 0.01 mag | |
| sy_vmagerr2 | -0.01 mag | |
| sy_vmagstr | 10.802±0.010 | V (Johnson) Magnitude |
| sy_w1mag | 8.82 mag | |
| sy_w1magerr1 | 0.02 mag | |
| sy_w1magerr2 | -0.02 mag | |
| sy_w1magstr | 8.817±0.024 | W1 (WISE) Magnitude |
| sy_w2mag | 8.86 mag | |
| sy_w2magerr1 | 0.02 mag | |
| sy_w2magerr2 | -0.02 mag | |
| sy_w2magstr | 8.859±0.022 | W2 (WISE) Magnitude |
| sy_w3mag | 8.81 mag | |
| sy_w3magerr1 | 0.07 mag | |
| sy_w3magerr2 | -0.07 mag | |
| sy_w3magstr | 8.811±0.065 | W3 (WISE) Magnitude |
| sy_w4mag | 8.21 mag | |
| sy_w4magerr1 | — | |
| sy_w4magerr2 | — | |
| sy_w4magstr | 8.215 | W4 (WISE) Magnitude |
| sy_zmag | — | |
| sy_zmagerr1 | — | |
| sy_zmagerr2 | — | |
| sy_zmagstr | — | z (Sloan) Magnitude |
| tic_id | TIC 50171060 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 0 | |
| x | -0.38 | |
| y | -0.83 | |
| z | -0.40 |
Transit • 2016 • K2
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -23.55 deg | |
| decstr | -23d32m53.78s | Dec [sexagesimal] |
| default_flag | 0 | |
| disc_facility | K2 | Discovery Facility |
| disc_instrument | Kepler CCD Array | Discovery Instrument |
| disc_locale | Space | Discovery Locale |
| disc_pubdate | 2016-06 | Discovery Publication Date |
| disc_refname | <a refstr=DAI_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016ApJ...823..115D/abstract target=ref>Dai et al. 2016</a> | Discovery Reference |
| disc_telescope | 0.95 m Kepler Telescope | Discovery Telescope |
| disc_year | 2016 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | -2.00 deg | |
| elon | 247.58 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 6050191241556876672 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 6050191241556876672 | Gaia DR3 ID |
| glat | 18.28 deg | |
| glon | 352.99 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | K2-31 | Host Name |
| htm20 | 484654301 | |
| ima_flag | 0 | |
| micro_flag | 0 | |
| obm_flag | 0 | |
| pl_bmasse | 551 Mearth | |
| pl_bmasseerr1 | 16 Mearth | |
| pl_bmasseerr2 | -17 Mearth | |
| pl_bmasselim | 0 | |
| pl_bmassestr | <div><span class="supersubNumber">551.0</span><span class="superscript">+16.0</span><span class="subscript">-17.0</span></div> | Planet Mass or Mass*sin(i) [Earth Mass] |
| pl_bmassj | 1.73 Mjupiter | |
| pl_bmassjerr1 | 0.05 Mjupiter | |
| pl_bmassjerr2 | -0.05 Mjupiter | |
| pl_bmassjlim | 0 | |
| pl_bmassjstr | <div><span class="supersubNumber">1.734</span><span class="superscript">+0.050</span><span class="subscript">-0.053</span></div> | 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 | 0.03 g/cm**3 | |
| pl_denserr1 | 0.03 g/cm**3 | |
| pl_denserr2 | -0.01 g/cm**3 | |
| pl_denslim | 0 | |
| pl_densstr | <div><span class="supersubNumber">0.032</span><span class="superscript">+0.025</span><span class="subscript">-0.013</span></div> | Planet Density [g/cm**3] |
| pl_eqt | 1688 K | |
| pl_eqterr1 | 47 K | |
| pl_eqterr2 | -47 K | |
| pl_eqtlim | 0 | |
| pl_eqtstr | 1688.0±47.0 | Equilibrium Temperature [K] |
| pl_imppar | — | |
| pl_impparerr1 | — | |
| pl_impparerr2 | — | |
| pl_impparlim | — | |
| pl_impparstr | — | Impact Parameter |
| pl_insol | 1930 Searth | |
| pl_insolerr1 | 220 Searth | |
| pl_insolerr2 | -210 Searth | |
| pl_insollim | 0 | |
| pl_insolstr | <div><span class="supersubNumber">1930.0</span><span class="superscript">+220.0</span><span class="subscript">-210.0</span></div> | Insolation Flux [Earth Flux] |
| pl_letter | b | Planet Letter |
| pl_masse | 551 Mearth | |
| pl_masseerr1 | 16 Mearth | |
| pl_masseerr2 | -17 Mearth | |
| pl_masselim | 0 | |
| pl_massestr | <div><span class="supersubNumber">551.0</span><span class="superscript">+16.0</span><span class="subscript">-17.0</span></div> | Planet Mass [Earth Mass] |
| pl_massj | 1.73 Mjupiter | |
| pl_massjerr1 | 0.05 Mjupiter | |
| pl_massjerr2 | -0.05 Mjupiter | |
| pl_massjlim | 0 | |
| pl_massjstr | <div><span class="supersubNumber">1.734</span><span class="superscript">+0.050</span><span class="subscript">-0.053</span></div> | 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 | K2-31 b | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 2 | |
| pl_ntranspec | 0 | |
| pl_occdep | — | |
| pl_occdeperr1 | — | |
| pl_occdeperr2 | — | |
| pl_occdeplim | — | |
| pl_occdepstr | — | Occultation Depth [%] |
| pl_orbeccen | — | |
| pl_orbeccenerr1 | — | |
| pl_orbeccenerr2 | — | |
| pl_orbeccenlim | — | |
| pl_orbeccenstr | — | 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 | 1.26 day | |
| pl_orbpererr1 | 9.80e-7 day | |
| pl_orbpererr2 | -9.80e-7 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | 1.25784906±0.00000098 | 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 | 2025-06 | Planetary Parameter Reference Publication Date |
| pl_rade | 46 Rearth | |
| pl_radeerr1 | 8 Rearth | |
| pl_radeerr2 | -8 Rearth | |
| pl_radelim | 0 | |
| pl_radestr | 46.0±8.0 | Planet Radius [Earth Radius] |
| pl_radj | 4.10 Rjupiter | |
| pl_radjerr1 | 0.71 Rjupiter | |
| pl_radjerr2 | -0.71 Rjupiter | |
| pl_radjlim | 0 | |
| pl_radjstr | 4.10±0.71 | 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=HOWARD_ET_AL__2025 href=https://ui.adsabs.harvard.edu/abs/2025ApJS..278...52H/abstract target=ref>Howard et al. 2025</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 | 2.46e6 day | |
| pl_tranmiderr1 | 3.60e-5 day | |
| pl_tranmiderr2 | -3.60e-5 day | |
| pl_tranmidlim | 0 | |
| pl_tranmidstr | 2456893.598952±0.000036 | 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 | 245.44 deg | |
| rastr | 16h21m45.73s | RA [sexagesimal] |
| releasedate | 2025-09-17 | Release Date |
| rowupdate | 2025-09-17 | Date of Last Update |
| rv_flag | 1 | |
| soltype | Published Confirmed | Solution Type |
| st_age | — | |
| st_ageerr1 | — | |
| st_ageerr2 | — | |
| st_agelim | — | |
| st_agestr | — | Stellar Age [Gyr] |
| st_dens | — | |
| st_denserr1 | — | |
| st_denserr2 | — | |
| st_denslim | — | |
| st_densstr | — | Stellar Density [g/cm**3] |
| st_logg | 4.45 log(cm/s**2) | |
| st_loggerr1 | 0.08 log(cm/s**2) | |
| st_loggerr2 | -0.08 log(cm/s**2) | |
| st_logglim | 0 | |
| st_loggstr | 4.450±0.083 | Stellar Surface Gravity [log(cm/s**2)] |
| st_lum | — | |
| st_lumerr1 | — | |
| st_lumerr2 | — | |
| st_lumlim | — | |
| st_lumstr | — | Stellar Luminosity [log(Solar)] |
| st_mass | 0.92 Msun | |
| st_masserr1 | 0.04 Msun | |
| st_masserr2 | -0.04 Msun | |
| st_masslim | 0 | |
| st_massstr | 0.92±0.04 | Stellar Mass [Solar mass] |
| st_met | 0.18 dex | |
| st_meterr1 | 0.05 dex | |
| st_meterr2 | -0.05 dex | |
| st_metlim | 0 | |
| st_metratio | [Fe/H] | Stellar Metallicity Ratio |
| st_metstr | 0.180±0.046 | Stellar Metallicity [dex] |
| st_nphot | 0 | |
| st_nrvc | 0 | |
| st_nspec | 0 | |
| st_rad | 1.14 Rsun | |
| st_raderr1 | 0.04 Rsun | |
| st_raderr2 | -0.04 Rsun | |
| st_radlim | 0 | |
| st_radstr | 1.138±0.044 | Stellar Radius [Solar Radius] |
| st_radv | — | |
| st_radverr1 | — | |
| st_radverr2 | — | |
| st_radvlim | — | |
| st_radvstr | — | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=HOWARD_ET_AL__2025 href=https://ui.adsabs.harvard.edu/abs/2025ApJS..278...52H/abstract target=ref>Howard et al. 2025</a> | Stellar Parameter Reference |
| st_rotp | — | |
| st_rotperr1 | — | |
| st_rotperr2 | — | |
| st_rotplim | — | |
| st_rotpstr | — | Stellar Rotational Period [day] |
| st_spectype | — | Spectral Type |
| st_teff | 5340 K | |
| st_tefferr1 | 100 K | |
| st_tefferr2 | -100 K | |
| st_tefflim | 0 | |
| st_teffstr | 5340.0±100.0 | Stellar Effective Temperature [K] |
| st_vsin | 2.80 km/s | |
| st_vsinerr1 | 1 km/s | |
| st_vsinerr2 | -1 km/s | |
| st_vsinlim | 0 | |
| st_vsinstr | 2.8±1.0 | Stellar Rotational Velocity [km/s] |
| sy_bmag | 11.63 mag | |
| sy_bmagerr1 | 0.14 mag | |
| sy_bmagerr2 | -0.14 mag | |
| sy_bmagstr | 11.634±0.138 | B (Johnson) Magnitude |
| sy_dist | 110.53 pc | |
| sy_disterr1 | 0.72 pc | |
| sy_disterr2 | -0.71 pc | |
| sy_diststr | <div><span class="supersubNumber">110.527</span><span class="superscript">+0.720</span><span class="subscript">-0.712</span></div> | Distance [pc] |
| sy_gaiamag | 10.54 mag | |
| sy_gaiamagerr1 | 3.71e-4 mag | |
| sy_gaiamagerr2 | -3.71e-4 mag | |
| sy_gaiamagstr | 10.537100±0.000371 | Gaia Magnitude |
| sy_gmag | — | |
| sy_gmagerr1 | — | |
| sy_gmagerr2 | — | |
| sy_gmagstr | — | g (Sloan) Magnitude |
| sy_hmag | 8.94 mag | |
| sy_hmagerr1 | 0.05 mag | |
| sy_hmagerr2 | -0.05 mag | |
| sy_hmagstr | 8.942±0.047 | 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 | 9.32 mag | |
| sy_jmagerr1 | 0.02 mag | |
| sy_jmagerr2 | -0.02 mag | |
| sy_jmagstr | 9.318±0.024 | J (2MASS) Magnitude |
| sy_kepmag | 10.61 mag | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | 10.607 | Kepler Magnitude |
| sy_kmag | 8.87 mag | |
| sy_kmagerr1 | 0.02 mag | |
| sy_kmagerr2 | -0.02 mag | |
| sy_kmagstr | 8.866±0.019 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | 9.02 mas | |
| sy_plxerr1 | 0.06 mas | |
| sy_plxerr2 | -0.06 mas | |
| sy_plxstr | 9.0193100±0.0581673 | Parallax [mas] |
| sy_pm | 104.39 mas/yr | |
| sy_pmdec | -96.33 mas/yr | |
| sy_pmdecerr1 | 0.08 mas/yr | |
| sy_pmdecerr2 | -0.08 mas/yr | |
| sy_pmdecstr | -96.3318000±0.0775625 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 0.08 mas/yr | |
| sy_pmerr2 | -0.08 mas/yr | |
| sy_pmra | -40.23 mas/yr | |
| sy_pmraerr1 | 0.11 mas/yr | |
| sy_pmraerr2 | -0.11 mas/yr | |
| sy_pmrastr | -40.229900±0.113972 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 104.3947343±0.0839736 | 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 | 2 | |
| sy_tmag | 10.02 mag | |
| sy_tmagerr1 | 6.10e-3 mag | |
| sy_tmagerr2 | -6.10e-3 mag | |
| sy_tmagstr | 10.0198±0.0061 | TESS Magnitude |
| sy_umag | — | |
| sy_umagerr1 | — | |
| sy_umagerr2 | — | |
| sy_umagstr | — | u (Sloan) Magnitude |
| sy_vmag | 10.80 mag | |
| sy_vmagerr1 | 0.01 mag | |
| sy_vmagerr2 | -0.01 mag | |
| sy_vmagstr | 10.802±0.010 | V (Johnson) Magnitude |
| sy_w1mag | 8.82 mag | |
| sy_w1magerr1 | 0.02 mag | |
| sy_w1magerr2 | -0.02 mag | |
| sy_w1magstr | 8.817±0.024 | W1 (WISE) Magnitude |
| sy_w2mag | 8.86 mag | |
| sy_w2magerr1 | 0.02 mag | |
| sy_w2magerr2 | -0.02 mag | |
| sy_w2magstr | 8.859±0.022 | W2 (WISE) Magnitude |
| sy_w3mag | 8.81 mag | |
| sy_w3magerr1 | 0.07 mag | |
| sy_w3magerr2 | -0.07 mag | |
| sy_w3magstr | 8.811±0.065 | W3 (WISE) Magnitude |
| sy_w4mag | 8.21 mag | |
| sy_w4magerr1 | — | |
| sy_w4magerr2 | — | |
| sy_w4magstr | 8.215 | W4 (WISE) Magnitude |
| sy_zmag | — | |
| sy_zmagerr1 | — | |
| sy_zmagerr2 | — | |
| sy_zmagstr | — | z (Sloan) Magnitude |
| tic_id | TIC 50171060 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 0 | |
| x | -0.38 | |
| y | -0.83 | |
| z | -0.40 |