Exoplanet Records
Transit • 2016 • La Silla Observatory
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -5.04 deg | |
| decstr | -05d02m36.46s | Dec [sexagesimal] |
| default_flag | 1 | |
| disc_facility | La Silla Observatory | Discovery Facility |
| disc_instrument | TRAPPISTCAM | Discovery Instrument |
| disc_locale | Ground | Discovery Locale |
| disc_pubdate | 2016-05 | Discovery Publication Date |
| disc_refname | <a refstr=GILLON_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016Natur.533..221G/abstract target=ref>Gillon et al. 2016</a> | Discovery Reference |
| disc_telescope | 0.60 m Transiting Planets and Planetesimals Small Telescope | Discovery Telescope |
| disc_year | 2016 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | 0.63 deg | |
| elon | 345.73 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 2635476908753563008 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 2635476908753563008 | Gaia DR3 ID |
| glat | -56.65 deg | |
| glon | 69.72 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | TRAPPIST-1 | Host Name |
| htm20 | 915425164 | |
| ima_flag | 0 | |
| micro_flag | 0 | |
| obm_flag | 0 | |
| pl_bmasse | 0.39 Mearth | |
| pl_bmasseerr1 | 0.01 Mearth | |
| pl_bmasseerr2 | -0.01 Mearth | |
| pl_bmasselim | 0 | |
| pl_bmassestr | 0.388±0.012 | Planet Mass or Mass*sin(i) [Earth Mass] |
| pl_bmassj | 1.22e-3 Mjupiter | |
| pl_bmassjerr1 | 3.78e-5 Mjupiter | |
| pl_bmassjerr2 | -3.78e-5 Mjupiter | |
| pl_bmassjlim | 0 | |
| pl_bmassjstr | 0.00122±0.00004 | 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 | 4.37 g/cm**3 | |
| pl_denserr1 | 0.15 g/cm**3 | |
| pl_denserr2 | -0.17 g/cm**3 | |
| pl_denslim | 0 | |
| pl_densstr | <div><span class="supersubNumber">4.37</span><span class="superscript">+0.15</span><span class="subscript">-0.17</span></div> | Planet Density [g/cm**3] |
| pl_eqt | — | |
| pl_eqterr1 | — | |
| pl_eqterr2 | — | |
| pl_eqtlim | — | |
| pl_eqtstr | — | Equilibrium Temperature [K] |
| pl_imppar | 0.06 | |
| pl_impparerr1 | 0.06 | |
| pl_impparerr2 | -0.04 | |
| pl_impparlim | 0 | |
| pl_impparstr | <div><span class="supersubNumber">0.0630</span><span class="superscript">+0.0630</span><span class="subscript">-0.0430</span></div> | Impact Parameter |
| pl_insol | 1.11 Searth | |
| pl_insolerr1 | 0.04 Searth | |
| pl_insolerr2 | -0.04 Searth | |
| pl_insollim | 0 | |
| pl_insolstr | 1.115±0.043 | Insolation Flux [Earth Flux] |
| pl_letter | d | Planet Letter |
| pl_masse | 0.39 Mearth | |
| pl_masseerr1 | 0.01 Mearth | |
| pl_masseerr2 | -0.01 Mearth | |
| pl_masselim | 0 | |
| pl_massestr | 0.388±0.012 | Planet Mass [Earth Mass] |
| pl_massj | 1.22e-3 Mjupiter | |
| pl_massjerr1 | 3.78e-5 Mjupiter | |
| pl_massjerr2 | -3.78e-5 Mjupiter | |
| pl_massjlim | 0 | |
| pl_massjstr | 0.00122±0.00004 | 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 | TRAPPIST-1 d | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 3 | |
| pl_ntranspec | 2 | |
| 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 | 89.90 deg | |
| pl_orbinclerr1 | 0.08 deg | |
| pl_orbinclerr2 | -0.08 deg | |
| pl_orbincllim | 0 | |
| pl_orbinclstr | 89.896±0.077 | Inclination [deg] |
| pl_orblper | — | |
| pl_orblpererr1 | — | |
| pl_orblpererr2 | — | |
| pl_orblperlim | — | |
| pl_orblperstr | — | Argument of Periastron [deg] |
| pl_orbper | 4.05 day | |
| pl_orbpererr1 | 2.60e-5 day | |
| pl_orbpererr2 | -2.60e-5 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | 4.049219±0.000026 | Orbital Period [day] |
| pl_orbsmax | 0.02 au | |
| pl_orbsmaxerr1 | 1.90e-4 au | |
| pl_orbsmaxerr2 | -1.90e-4 au | |
| pl_orbsmaxlim | 0 | |
| pl_orbsmaxstr | 0.02227±0.00019 | 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 | 2021-02 | Planetary Parameter Reference Publication Date |
| pl_rade | 0.79 Rearth | |
| pl_radeerr1 | 0.01 Rearth | |
| pl_radeerr2 | -0.01 Rearth | |
| pl_radelim | 0 | |
| pl_radestr | <div><span class="supersubNumber">0.788</span><span class="superscript">+0.011</span><span class="subscript">-0.010</span></div> | Planet Radius [Earth Radius] |
| pl_radj | 0.07 Rjupiter | |
| pl_radjerr1 | 9.81e-4 Rjupiter | |
| pl_radjerr2 | -8.92e-4 Rjupiter | |
| pl_radjlim | 0 | |
| pl_radjstr | <div><span class="supersubNumber">0.0703</span><span class="superscript">+0.0010</span><span class="subscript">-0.0009</span></div> | Planet Radius [Jupiter Radius] |
| pl_ratdor | 40.22 | |
| pl_ratdorerr1 | 0.18 | |
| pl_ratdorerr2 | -0.30 | |
| pl_ratdorlim | 0 | |
| pl_ratdorstr | <div><span class="supersubNumber">40.216</span><span class="superscript">+0.182</span><span class="subscript">-0.299</span></div> | Ratio of Semi-Major Axis to Stellar Radius |
| pl_ratror | 0.06 | |
| pl_ratrorerr1 | 5.20e-4 | |
| pl_ratrorerr2 | -5.20e-4 | |
| pl_ratrorlim | 0 | |
| pl_ratrorstr | 0.06063±0.00052 | Ratio of Planet to Stellar Radius |
| pl_refname | <a refstr=AGOL_ET_AL__2021 href=https://ui.adsabs.harvard.edu/abs/2021PSJ.....2....1A/abstract target=ref>Agol et al. 2021</a> | Planetary Parameter Reference |
| pl_rvamp | — | |
| pl_rvamperr1 | — | |
| pl_rvamperr2 | — | |
| pl_rvamplim | — | |
| pl_rvampstr | — | Radial Velocity Amplitude [m/s] |
| pl_trandep | 0.37 % | |
| pl_trandeperr1 | 6.30e-3 % | |
| pl_trandeperr2 | -6.30e-3 % | |
| pl_trandeplim | 0 | |
| pl_trandepstr | 0.3676±0.0063 | Transit Depth [%] |
| pl_trandur | 0.81 hour | |
| pl_trandurerr1 | 4.00e-3 hour | |
| pl_trandurerr2 | -4.00e-3 hour | |
| pl_trandurlim | 0 | |
| pl_trandurstr | 0.8145±0.0040 | Transit Duration [hour] |
| pl_tranmid | — | |
| pl_tranmiderr1 | — | |
| pl_tranmiderr2 | — | |
| pl_tranmidlim | — | |
| pl_tranmidstr | — | Time of Conjunction (Transit Midpoint) [day] |
| pl_trueobliq | — | |
| pl_trueobliqerr1 | — | |
| pl_trueobliqerr2 | — | |
| pl_trueobliqlim | — | |
| pl_trueobliqstr | — | True Obliquity [deg] |
| pl_tsystemref | — | Time Reference Frame and Standard |
| ptv_flag | 0 | |
| pul_flag | 0 | |
| ra | 346.63 deg | |
| rastr | 23h06m30.33s | RA [sexagesimal] |
| releasedate | 2022-11-14 | Release Date |
| rowupdate | 2022-11-14 | Date of Last Update |
| rv_flag | 0 | |
| soltype | Published Confirmed | Solution Type |
| st_age | — | |
| st_ageerr1 | — | |
| st_ageerr2 | — | |
| st_agelim | — | |
| st_agestr | — | Stellar Age [Gyr] |
| st_dens | 75.05 g/cm**3 | |
| st_denserr1 | 1.02 g/cm**3 | |
| st_denserr2 | -1.66 g/cm**3 | |
| st_denslim | 0 | |
| st_densstr | <div><span class="supersubNumber">75.05</span><span class="superscript">+1.02</span><span class="subscript">-1.66</span></div> | Stellar Density [g/cm**3] |
| st_logg | 5.24 log(cm/s**2) | |
| st_loggerr1 | 5.60e-3 log(cm/s**2) | |
| st_loggerr2 | -7.30e-3 log(cm/s**2) | |
| st_logglim | 0 | |
| st_loggstr | <div><span class="supersubNumber">5.2396</span><span class="superscript">+0.0056</span><span class="subscript">-0.0073</span></div> | Stellar Surface Gravity [log(cm/s**2)] |
| st_lum | -3.26 log(Lsun) | |
| st_lumerr1 | 0.01 log(Lsun) | |
| st_lumerr2 | -0.02 log(Lsun) | |
| st_lumlim | 0 | |
| st_lumstr | <div><span class="supersubNumber">-3.26</span><span class="superscript">+0.01</span><span class="subscript">-0.02</span></div> | Stellar Luminosity [log(Solar)] |
| st_mass | 0.09 Msun | |
| st_masserr1 | 2.30e-3 Msun | |
| st_masserr2 | -2.30e-3 Msun | |
| st_masslim | 0 | |
| st_massstr | 0.0898±0.0023 | 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 | 0.12 Rsun | |
| st_raderr1 | 1.30e-3 Rsun | |
| st_raderr2 | -1.30e-3 Rsun | |
| st_radlim | 0 | |
| st_radstr | 0.1192±0.0013 | Stellar Radius [Solar Radius] |
| st_radv | — | |
| st_radverr1 | — | |
| st_radverr2 | — | |
| st_radvlim | — | |
| st_radvstr | — | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=AGOL_ET_AL__2021 href=https://ui.adsabs.harvard.edu/abs/2021PSJ.....2....1A/abstract target=ref>Agol et al. 2021</a> | Stellar Parameter Reference |
| st_rotp | — | |
| st_rotperr1 | — | |
| st_rotperr2 | — | |
| st_rotplim | — | |
| st_rotpstr | — | Stellar Rotational Period [day] |
| st_spectype | — | Spectral Type |
| st_teff | 2566 K | |
| st_tefferr1 | 26 K | |
| st_tefferr2 | -26 K | |
| st_tefflim | 0 | |
| st_teffstr | 2566±26 | Stellar Effective Temperature [K] |
| st_vsin | — | |
| st_vsinerr1 | — | |
| st_vsinerr2 | — | |
| st_vsinlim | — | |
| st_vsinstr | — | Stellar Rotational Velocity [km/s] |
| sy_bmag | — | |
| sy_bmagerr1 | — | |
| sy_bmagerr2 | — | |
| sy_bmagstr | — | B (Johnson) Magnitude |
| sy_dist | — | |
| sy_disterr1 | — | |
| sy_disterr2 | — | |
| sy_diststr | — | Distance [pc] |
| sy_gaiamag | 15.65 mag | |
| sy_gaiamagerr1 | 1.45e-3 mag | |
| sy_gaiamagerr2 | -1.45e-3 mag | |
| sy_gaiamagstr | 15.645100±0.001448 | Gaia Magnitude |
| sy_gmag | 19.62 mag | |
| sy_gmagerr1 | 0.02 mag | |
| sy_gmagerr2 | -0.02 mag | |
| sy_gmagstr | 19.6235000±0.0155229 | g (Sloan) Magnitude |
| sy_hmag | 10.72 mag | |
| sy_hmagerr1 | 0.02 mag | |
| sy_hmagerr2 | -0.02 mag | |
| sy_hmagstr | 10.718±0.021 | H (2MASS) Magnitude |
| sy_icmag | — | |
| sy_icmagerr1 | — | |
| sy_icmagerr2 | — | |
| sy_icmagstr | — | I (Cousins) Magnitude |
| sy_imag | 15.09 mag | |
| sy_imagerr1 | 4.34e-3 mag | |
| sy_imagerr2 | -4.34e-3 mag | |
| sy_imagstr | 15.092300±0.004339 | i (Sloan) Magnitude |
| sy_jmag | 11.35 mag | |
| sy_jmagerr1 | 0.02 mag | |
| sy_jmagerr2 | -0.02 mag | |
| sy_jmagstr | 11.354±0.022 | J (2MASS) Magnitude |
| sy_kepmag | 12.92 mag | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | 12.917 | Kepler Magnitude |
| sy_kmag | 10.30 mag | |
| sy_kmagerr1 | 0.02 mag | |
| sy_kmagerr2 | -0.02 mag | |
| sy_kmagstr | 10.296±0.023 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | — | |
| sy_plxerr1 | — | |
| sy_plxerr2 | — | |
| sy_plxstr | — | Parallax [mas] |
| sy_pm | 1026.58 mas/yr | |
| sy_pmdec | -492 mas/yr | |
| sy_pmdecerr1 | 8 mas/yr | |
| sy_pmdecerr2 | -8 mas/yr | |
| sy_pmdecstr | -492.0±8.0 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 8 mas/yr | |
| sy_pmerr2 | -8 mas/yr | |
| sy_pmra | 901 mas/yr | |
| sy_pmraerr1 | 8 mas/yr | |
| sy_pmraerr2 | -8 mas/yr | |
| sy_pmrastr | 901.0±8.0 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 1026.5792712±8.0000000 | Total Proper Motion [mas/yr] |
| sy_pnum | 7 | |
| 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 | 18.00 mag | |
| sy_rmagerr1 | 7.35e-3 mag | |
| sy_rmagerr2 | -7.35e-3 mag | |
| sy_rmagstr | 17.996300±0.007352 | r (Sloan) Magnitude |
| sy_snum | 1 | |
| sy_tmag | 13.85 mag | |
| sy_tmagerr1 | 0.01 mag | |
| sy_tmagerr2 | -0.01 mag | |
| sy_tmagstr | 13.8529000±0.0112926 | TESS Magnitude |
| sy_umag | 23.31 mag | |
| sy_umagerr1 | 0.80 mag | |
| sy_umagerr2 | -0.80 mag | |
| sy_umagstr | 23.305600±0.803622 | u (Sloan) Magnitude |
| sy_vmag | 17.02 mag | |
| sy_vmagerr1 | 0.20 mag | |
| sy_vmagerr2 | -0.20 mag | |
| sy_vmagstr | 17.02±0.20 | V (Johnson) Magnitude |
| sy_w1mag | — | |
| sy_w1magerr1 | — | |
| sy_w1magerr2 | — | |
| sy_w1magstr | — | W1 (WISE) Magnitude |
| sy_w2mag | — | |
| sy_w2magerr1 | — | |
| sy_w2magerr2 | — | |
| sy_w2magstr | — | W2 (WISE) Magnitude |
| sy_w3mag | — | |
| sy_w3magerr1 | — | |
| sy_w3magerr2 | — | |
| sy_w3magstr | — | W3 (WISE) Magnitude |
| sy_w4mag | — | |
| sy_w4magerr1 | — | |
| sy_w4magerr2 | — | |
| sy_w4magstr | — | W4 (WISE) Magnitude |
| sy_zmag | 13.43 mag | |
| sy_zmagerr1 | 4.06e-3 mag | |
| sy_zmagerr2 | -4.06e-3 mag | |
| sy_zmagstr | 13.4342000±0.0040633 | z (Sloan) Magnitude |
| tic_id | TIC 278892590 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 1 | |
| x | 0.97 | |
| y | -0.23 | |
| z | -0.09 |
Transit • 2016 • La Silla Observatory
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -5.04 deg | |
| decstr | -05d02m36.46s | Dec [sexagesimal] |
| default_flag | 0 | |
| disc_facility | La Silla Observatory | Discovery Facility |
| disc_instrument | TRAPPISTCAM | Discovery Instrument |
| disc_locale | Ground | Discovery Locale |
| disc_pubdate | 2016-05 | Discovery Publication Date |
| disc_refname | <a refstr=GILLON_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016Natur.533..221G/abstract target=ref>Gillon et al. 2016</a> | Discovery Reference |
| disc_telescope | 0.60 m Transiting Planets and Planetesimals Small Telescope | Discovery Telescope |
| disc_year | 2016 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | 0.63 deg | |
| elon | 345.73 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 2635476908753563008 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 2635476908753563008 | Gaia DR3 ID |
| glat | -56.65 deg | |
| glon | 69.72 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | TRAPPIST-1 | Host Name |
| htm20 | 915425164 | |
| 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 | 286.20 K | |
| pl_eqterr1 | 2.80 K | |
| pl_eqterr2 | -2.80 K | |
| pl_eqtlim | 0 | |
| pl_eqtstr | 286.2±2.8 | Equilibrium Temperature [K] |
| pl_imppar | 0.23 | |
| pl_impparerr1 | 0.12 | |
| pl_impparerr2 | -0.09 | |
| pl_impparlim | 0 | |
| pl_impparstr | <div><span class="supersubNumber">0.235</span><span class="superscript">+0.120</span><span class="subscript">-0.094</span></div> | Impact Parameter |
| pl_insol | 1.11 Searth | |
| pl_insolerr1 | 0.04 Searth | |
| pl_insolerr2 | -0.04 Searth | |
| pl_insollim | 0 | |
| pl_insolstr | 1.114±0.043 | Insolation Flux [Earth Flux] |
| pl_letter | d | 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 | TRAPPIST-1 d | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 3 | |
| pl_ntranspec | 2 | |
| 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 | 89.65 deg | |
| pl_orbinclerr1 | 0.15 deg | |
| pl_orbinclerr2 | -0.15 deg | |
| pl_orbincllim | 0 | |
| pl_orbinclstr | 89.65±0.15 | Inclination [deg] |
| pl_orblper | — | |
| pl_orblpererr1 | — | |
| pl_orblpererr2 | — | |
| pl_orblperlim | — | |
| pl_orblperstr | — | Argument of Periastron [deg] |
| pl_orbper | 4.05 day | |
| pl_orbpererr1 | 2.66e-6 day | |
| pl_orbpererr2 | -2.66e-6 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | 4.04978035±0.00000266 | Orbital Period [day] |
| pl_orbsmax | 0.02 au | |
| pl_orbsmaxerr1 | 1.90e-4 au | |
| pl_orbsmaxerr2 | -1.80e-4 au | |
| pl_orbsmaxlim | 0 | |
| pl_orbsmaxstr | <div><span class="supersubNumber">0.02226</span><span class="superscript">+0.00019</span><span class="subscript">-0.00018</span></div> | 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 | 2020-08 | 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 | 38.85 | |
| pl_ratdorerr1 | 0.88 | |
| pl_ratdorerr2 | -1.10 | |
| pl_ratdorlim | 0 | |
| pl_ratdorstr | <div><span class="supersubNumber">38.85</span><span class="superscript">+0.88</span><span class="subscript">-1.10</span></div> | 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=DUCROT_ET_AL__2020 href=https://ui.adsabs.harvard.edu/abs/2020A&A...640A.112D/abstract target=ref>Ducrot et al. 2020</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 | 0.82 hour | |
| pl_trandurerr1 | 5.30e-3 hour | |
| pl_trandurerr2 | -5.30e-3 hour | |
| pl_trandurlim | 0 | |
| pl_trandurstr | 0.8228±0.0053 | Transit Duration [hour] |
| pl_tranmid | 2.46e6 day | |
| pl_tranmiderr1 | 1.84e-5 day | |
| pl_tranmiderr2 | -1.84e-5 day | |
| pl_tranmidlim | 0 | |
| pl_tranmidstr | 2457670.1463014±0.0000184 | 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 | 346.63 deg | |
| rastr | 23h06m30.33s | RA [sexagesimal] |
| releasedate | 2022-11-14 | Release Date |
| rowupdate | 2022-11-14 | Date of Last Update |
| rv_flag | 0 | |
| soltype | Published Confirmed | Solution Type |
| st_age | — | |
| st_ageerr1 | — | |
| st_ageerr2 | — | |
| st_agelim | — | |
| st_agestr | — | Stellar Age [Gyr] |
| st_dens | 67.64 g/cm**3 | |
| st_denserr1 | 5.50 g/cm**3 | |
| st_denserr2 | -5.50 g/cm**3 | |
| st_denslim | 0 | |
| st_densstr | 67.64±5.50 | Stellar Density [g/cm**3] |
| st_logg | — | |
| st_loggerr1 | — | |
| st_loggerr2 | — | |
| st_logglim | — | |
| st_loggstr | — | Stellar Surface Gravity [log(cm/s**2)] |
| st_lum | -3.26 log(Lsun) | |
| st_lumerr1 | 0.01 log(Lsun) | |
| st_lumerr2 | -0.01 log(Lsun) | |
| st_lumlim | 0 | |
| st_lumstr | <div><span class="supersubNumber">-3.26</span><span class="superscript">+0.01</span><span class="subscript">-0.01</span></div> | Stellar Luminosity [log(Solar)] |
| st_mass | 0.09 Msun | |
| st_masserr1 | 2.30e-3 Msun | |
| st_masserr2 | -2.30e-3 Msun | |
| st_masslim | 0 | |
| st_massstr | 0.0898±0.0023 | Stellar Mass [Solar mass] |
| st_met | 0.05 dex | |
| st_meterr1 | 0.09 dex | |
| st_meterr2 | -0.09 dex | |
| st_metlim | 0 | |
| st_metratio | [Fe/H] | Stellar Metallicity Ratio |
| st_metstr | 0.05350±0.08800 | Stellar Metallicity [dex] |
| st_nphot | 0 | |
| st_nrvc | 0 | |
| st_nspec | 0 | |
| st_rad | 0.12 Rsun | |
| st_raderr1 | 3.30e-3 Rsun | |
| st_raderr2 | -3.30e-3 Rsun | |
| st_radlim | 0 | |
| st_radstr | 0.1234±0.0033 | Stellar Radius [Solar Radius] |
| st_radv | — | |
| st_radverr1 | — | |
| st_radverr2 | — | |
| st_radvlim | — | |
| st_radvstr | — | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=DUCROT_ET_AL__2020 href=https://ui.adsabs.harvard.edu/abs/2020A&A...640A.112D/abstract target=ref>Ducrot et al. 2020</a> | Stellar Parameter Reference |
| st_rotp | — | |
| st_rotperr1 | — | |
| st_rotperr2 | — | |
| st_rotplim | — | |
| st_rotpstr | — | Stellar Rotational Period [day] |
| st_spectype | — | Spectral Type |
| st_teff | 2520 K | |
| st_tefferr1 | 39 K | |
| st_tefferr2 | -39 K | |
| st_tefflim | 0 | |
| st_teffstr | 2520±39 | Stellar Effective Temperature [K] |
| st_vsin | — | |
| st_vsinerr1 | — | |
| st_vsinerr2 | — | |
| st_vsinlim | — | |
| st_vsinstr | — | Stellar Rotational Velocity [km/s] |
| sy_bmag | — | |
| sy_bmagerr1 | — | |
| sy_bmagerr2 | — | |
| sy_bmagstr | — | B (Johnson) Magnitude |
| sy_dist | — | |
| sy_disterr1 | — | |
| sy_disterr2 | — | |
| sy_diststr | — | Distance [pc] |
| sy_gaiamag | 15.65 mag | |
| sy_gaiamagerr1 | 1.45e-3 mag | |
| sy_gaiamagerr2 | -1.45e-3 mag | |
| sy_gaiamagstr | 15.645100±0.001448 | Gaia Magnitude |
| sy_gmag | 19.62 mag | |
| sy_gmagerr1 | 0.02 mag | |
| sy_gmagerr2 | -0.02 mag | |
| sy_gmagstr | 19.6235000±0.0155229 | g (Sloan) Magnitude |
| sy_hmag | 10.72 mag | |
| sy_hmagerr1 | 0.02 mag | |
| sy_hmagerr2 | -0.02 mag | |
| sy_hmagstr | 10.718±0.021 | H (2MASS) Magnitude |
| sy_icmag | — | |
| sy_icmagerr1 | — | |
| sy_icmagerr2 | — | |
| sy_icmagstr | — | I (Cousins) Magnitude |
| sy_imag | 15.09 mag | |
| sy_imagerr1 | 4.34e-3 mag | |
| sy_imagerr2 | -4.34e-3 mag | |
| sy_imagstr | 15.092300±0.004339 | i (Sloan) Magnitude |
| sy_jmag | 11.35 mag | |
| sy_jmagerr1 | 0.02 mag | |
| sy_jmagerr2 | -0.02 mag | |
| sy_jmagstr | 11.354±0.022 | J (2MASS) Magnitude |
| sy_kepmag | 12.92 mag | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | 12.917 | Kepler Magnitude |
| sy_kmag | 10.30 mag | |
| sy_kmagerr1 | 0.02 mag | |
| sy_kmagerr2 | -0.02 mag | |
| sy_kmagstr | 10.296±0.023 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | — | |
| sy_plxerr1 | — | |
| sy_plxerr2 | — | |
| sy_plxstr | — | Parallax [mas] |
| sy_pm | 1026.58 mas/yr | |
| sy_pmdec | -492 mas/yr | |
| sy_pmdecerr1 | 8 mas/yr | |
| sy_pmdecerr2 | -8 mas/yr | |
| sy_pmdecstr | -492.0±8.0 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 8 mas/yr | |
| sy_pmerr2 | -8 mas/yr | |
| sy_pmra | 901 mas/yr | |
| sy_pmraerr1 | 8 mas/yr | |
| sy_pmraerr2 | -8 mas/yr | |
| sy_pmrastr | 901.0±8.0 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 1026.5792712±8.0000000 | Total Proper Motion [mas/yr] |
| sy_pnum | 7 | |
| 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 | 18.00 mag | |
| sy_rmagerr1 | 7.35e-3 mag | |
| sy_rmagerr2 | -7.35e-3 mag | |
| sy_rmagstr | 17.996300±0.007352 | r (Sloan) Magnitude |
| sy_snum | 1 | |
| sy_tmag | 13.85 mag | |
| sy_tmagerr1 | 0.01 mag | |
| sy_tmagerr2 | -0.01 mag | |
| sy_tmagstr | 13.8529000±0.0112926 | TESS Magnitude |
| sy_umag | 23.31 mag | |
| sy_umagerr1 | 0.80 mag | |
| sy_umagerr2 | -0.80 mag | |
| sy_umagstr | 23.305600±0.803622 | u (Sloan) Magnitude |
| sy_vmag | 17.02 mag | |
| sy_vmagerr1 | 0.20 mag | |
| sy_vmagerr2 | -0.20 mag | |
| sy_vmagstr | 17.02±0.20 | V (Johnson) Magnitude |
| sy_w1mag | — | |
| sy_w1magerr1 | — | |
| sy_w1magerr2 | — | |
| sy_w1magstr | — | W1 (WISE) Magnitude |
| sy_w2mag | — | |
| sy_w2magerr1 | — | |
| sy_w2magerr2 | — | |
| sy_w2magstr | — | W2 (WISE) Magnitude |
| sy_w3mag | — | |
| sy_w3magerr1 | — | |
| sy_w3magerr2 | — | |
| sy_w3magstr | — | W3 (WISE) Magnitude |
| sy_w4mag | — | |
| sy_w4magerr1 | — | |
| sy_w4magerr2 | — | |
| sy_w4magstr | — | W4 (WISE) Magnitude |
| sy_zmag | 13.43 mag | |
| sy_zmagerr1 | 4.06e-3 mag | |
| sy_zmagerr2 | -4.06e-3 mag | |
| sy_zmagstr | 13.4342000±0.0040633 | z (Sloan) Magnitude |
| tic_id | TIC 278892590 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 1 | |
| x | 0.97 | |
| y | -0.23 | |
| z | -0.09 |
Transit • 2016 • La Silla Observatory
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -5.04 deg | |
| decstr | -05d02m36.46s | Dec [sexagesimal] |
| default_flag | 0 | |
| disc_facility | La Silla Observatory | Discovery Facility |
| disc_instrument | TRAPPISTCAM | Discovery Instrument |
| disc_locale | Ground | Discovery Locale |
| disc_pubdate | 2016-05 | Discovery Publication Date |
| disc_refname | <a refstr=GILLON_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016Natur.533..221G/abstract target=ref>Gillon et al. 2016</a> | Discovery Reference |
| disc_telescope | 0.60 m Transiting Planets and Planetesimals Small Telescope | Discovery Telescope |
| disc_year | 2016 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | 0.63 deg | |
| elon | 345.73 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 2635476908753563008 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 2635476908753563008 | Gaia DR3 ID |
| glat | -56.65 deg | |
| glon | 69.72 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | TRAPPIST-1 | Host Name |
| htm20 | 915425164 | |
| ima_flag | 0 | |
| micro_flag | 0 | |
| obm_flag | 0 | |
| pl_bmasse | 0.30 Mearth | |
| pl_bmasseerr1 | 0.04 Mearth | |
| pl_bmasseerr2 | -0.04 Mearth | |
| pl_bmasselim | 0 | |
| pl_bmassestr | <div><span class="supersubNumber">0.297</span><span class="superscript">+0.039</span><span class="subscript">-0.035</span></div> | Planet Mass or Mass*sin(i) [Earth Mass] |
| pl_bmassj | 9.34e-4 Mjupiter | |
| pl_bmassjerr1 | 1.23e-4 Mjupiter | |
| pl_bmassjerr2 | -1.10e-4 Mjupiter | |
| pl_bmassjlim | 0 | |
| pl_bmassjstr | <div><span class="supersubNumber">0.000934</span><span class="superscript">+0.000123</span><span class="subscript">-0.000110</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 | 3.40 g/cm**3 | |
| pl_denserr1 | 0.37 g/cm**3 | |
| pl_denserr2 | -0.34 g/cm**3 | |
| pl_denslim | 0 | |
| pl_densstr | <div><span class="supersubNumber">3.40</span><span class="superscript">+0.37</span><span class="subscript">-0.34</span></div> | 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 | d | Planet Letter |
| pl_masse | 0.30 Mearth | |
| pl_masseerr1 | 0.04 Mearth | |
| pl_masseerr2 | -0.04 Mearth | |
| pl_masselim | 0 | |
| pl_massestr | <div><span class="supersubNumber">0.297</span><span class="superscript">+0.039</span><span class="subscript">-0.035</span></div> | Planet Mass [Earth Mass] |
| pl_massj | 9.34e-4 Mjupiter | |
| pl_massjerr1 | 1.23e-4 Mjupiter | |
| pl_massjerr2 | -1.10e-4 Mjupiter | |
| pl_massjlim | 0 | |
| pl_massjstr | <div><span class="supersubNumber">0.000934</span><span class="superscript">+0.000123</span><span class="subscript">-0.000110</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 | TRAPPIST-1 d | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 3 | |
| pl_ntranspec | 2 | |
| pl_occdep | — | |
| pl_occdeperr1 | — | |
| pl_occdeperr2 | — | |
| pl_occdeplim | — | |
| pl_occdepstr | — | Occultation Depth [%] |
| pl_orbeccen | 8.37e-3 | |
| pl_orbeccenerr1 | 9.30e-4 | |
| pl_orbeccenerr2 | -9.30e-4 | |
| pl_orbeccenlim | 0 | |
| pl_orbeccenstr | 0.00837±0.00093 | Eccentricity |
| pl_orbincl | — | |
| pl_orbinclerr1 | — | |
| pl_orbinclerr2 | — | |
| pl_orbincllim | — | |
| pl_orbinclstr | — | Inclination [deg] |
| pl_orblper | -8.73 deg | |
| pl_orblpererr1 | 6.17 deg | |
| pl_orblpererr2 | -6.17 deg | |
| pl_orblperlim | 0 | |
| pl_orblperstr | -8.73±6.17 | Argument of Periastron [deg] |
| pl_orbper | — | |
| pl_orbpererr1 | — | |
| pl_orbpererr2 | — | |
| pl_orbperlim | — | |
| pl_orbperstr | — | Orbital Period [day] |
| pl_orbsmax | 0.02 au | |
| pl_orbsmaxerr1 | 4.40e-7 au | |
| pl_orbsmaxerr2 | -4.40e-7 au | |
| pl_orbsmaxlim | 0 | |
| pl_orbsmaxstr | 0.02228038±0.00000044 | 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 | 2018-05 | Planetary Parameter Reference Publication Date |
| pl_rade | 0.78 Rearth | |
| pl_radeerr1 | 0.02 Rearth | |
| pl_radeerr2 | -0.02 Rearth | |
| pl_radelim | 0 | |
| pl_radestr | 0.784±0.023 | Planet Radius [Earth Radius] |
| pl_radj | 0.07 Rjupiter | |
| pl_radjerr1 | 2.05e-3 Rjupiter | |
| pl_radjerr2 | -2.05e-3 Rjupiter | |
| pl_radjlim | 0 | |
| pl_radjstr | 0.0699±0.0021 | 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=GRIMM_ET_AL__2018 href=https://ui.adsabs.harvard.edu/abs/2018A&A...613A..68G/abstract target=ref>Grimm et al. 2018</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 | — | |
| pl_tranmiderr1 | — | |
| pl_tranmiderr2 | — | |
| pl_tranmidlim | — | |
| pl_tranmidstr | — | Time of Conjunction (Transit Midpoint) [day] |
| pl_trueobliq | — | |
| pl_trueobliqerr1 | — | |
| pl_trueobliqerr2 | — | |
| pl_trueobliqlim | — | |
| pl_trueobliqstr | — | True Obliquity [deg] |
| pl_tsystemref | — | Time Reference Frame and Standard |
| ptv_flag | 0 | |
| pul_flag | 0 | |
| ra | 346.63 deg | |
| rastr | 23h06m30.33s | RA [sexagesimal] |
| releasedate | 2020-12-17 | Release Date |
| rowupdate | 2020-12-10 | Date of Last Update |
| rv_flag | 0 | |
| 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 | — | |
| 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 | 0.09 Msun | |
| st_masserr1 | 7.00e-3 Msun | |
| st_masserr2 | -7.00e-3 Msun | |
| st_masslim | 0 | |
| st_massstr | 0.089±0.007 | 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 | — | |
| st_raderr1 | — | |
| st_raderr2 | — | |
| st_radlim | — | |
| st_radstr | — | Stellar Radius [Solar Radius] |
| st_radv | — | |
| st_radverr1 | — | |
| st_radverr2 | — | |
| st_radvlim | — | |
| st_radvstr | — | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=GRIMM_ET_AL__2018 href=https://ui.adsabs.harvard.edu/abs/2018A&A...613A..68G/abstract target=ref>Grimm et al. 2018</a> | Stellar Parameter Reference |
| st_rotp | — | |
| st_rotperr1 | — | |
| st_rotperr2 | — | |
| st_rotplim | — | |
| st_rotpstr | — | Stellar Rotational Period [day] |
| st_spectype | — | Spectral Type |
| st_teff | — | |
| st_tefferr1 | — | |
| st_tefferr2 | — | |
| st_tefflim | — | |
| st_teffstr | — | Stellar Effective Temperature [K] |
| st_vsin | — | |
| st_vsinerr1 | — | |
| st_vsinerr2 | — | |
| st_vsinlim | — | |
| st_vsinstr | — | Stellar Rotational Velocity [km/s] |
| sy_bmag | — | |
| sy_bmagerr1 | — | |
| sy_bmagerr2 | — | |
| sy_bmagstr | — | B (Johnson) Magnitude |
| sy_dist | — | |
| sy_disterr1 | — | |
| sy_disterr2 | — | |
| sy_diststr | — | Distance [pc] |
| sy_gaiamag | 15.65 mag | |
| sy_gaiamagerr1 | 1.45e-3 mag | |
| sy_gaiamagerr2 | -1.45e-3 mag | |
| sy_gaiamagstr | 15.645100±0.001448 | Gaia Magnitude |
| sy_gmag | 19.62 mag | |
| sy_gmagerr1 | 0.02 mag | |
| sy_gmagerr2 | -0.02 mag | |
| sy_gmagstr | 19.6235000±0.0155229 | g (Sloan) Magnitude |
| sy_hmag | 10.72 mag | |
| sy_hmagerr1 | 0.02 mag | |
| sy_hmagerr2 | -0.02 mag | |
| sy_hmagstr | 10.718±0.021 | H (2MASS) Magnitude |
| sy_icmag | — | |
| sy_icmagerr1 | — | |
| sy_icmagerr2 | — | |
| sy_icmagstr | — | I (Cousins) Magnitude |
| sy_imag | 15.09 mag | |
| sy_imagerr1 | 4.34e-3 mag | |
| sy_imagerr2 | -4.34e-3 mag | |
| sy_imagstr | 15.092300±0.004339 | i (Sloan) Magnitude |
| sy_jmag | 11.35 mag | |
| sy_jmagerr1 | 0.02 mag | |
| sy_jmagerr2 | -0.02 mag | |
| sy_jmagstr | 11.354±0.022 | J (2MASS) Magnitude |
| sy_kepmag | 12.92 mag | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | 12.917 | Kepler Magnitude |
| sy_kmag | 10.30 mag | |
| sy_kmagerr1 | 0.02 mag | |
| sy_kmagerr2 | -0.02 mag | |
| sy_kmagstr | 10.296±0.023 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | — | |
| sy_plxerr1 | — | |
| sy_plxerr2 | — | |
| sy_plxstr | — | Parallax [mas] |
| sy_pm | 1026.58 mas/yr | |
| sy_pmdec | -492 mas/yr | |
| sy_pmdecerr1 | 8 mas/yr | |
| sy_pmdecerr2 | -8 mas/yr | |
| sy_pmdecstr | -492.0±8.0 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 8 mas/yr | |
| sy_pmerr2 | -8 mas/yr | |
| sy_pmra | 901 mas/yr | |
| sy_pmraerr1 | 8 mas/yr | |
| sy_pmraerr2 | -8 mas/yr | |
| sy_pmrastr | 901.0±8.0 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 1026.5792712±8.0000000 | Total Proper Motion [mas/yr] |
| sy_pnum | 7 | |
| 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 | 18.00 mag | |
| sy_rmagerr1 | 7.35e-3 mag | |
| sy_rmagerr2 | -7.35e-3 mag | |
| sy_rmagstr | 17.996300±0.007352 | r (Sloan) Magnitude |
| sy_snum | 1 | |
| sy_tmag | 13.85 mag | |
| sy_tmagerr1 | 0.01 mag | |
| sy_tmagerr2 | -0.01 mag | |
| sy_tmagstr | 13.8529000±0.0112926 | TESS Magnitude |
| sy_umag | 23.31 mag | |
| sy_umagerr1 | 0.80 mag | |
| sy_umagerr2 | -0.80 mag | |
| sy_umagstr | 23.305600±0.803622 | u (Sloan) Magnitude |
| sy_vmag | 17.02 mag | |
| sy_vmagerr1 | 0.20 mag | |
| sy_vmagerr2 | -0.20 mag | |
| sy_vmagstr | 17.02±0.20 | V (Johnson) Magnitude |
| sy_w1mag | — | |
| sy_w1magerr1 | — | |
| sy_w1magerr2 | — | |
| sy_w1magstr | — | W1 (WISE) Magnitude |
| sy_w2mag | — | |
| sy_w2magerr1 | — | |
| sy_w2magerr2 | — | |
| sy_w2magstr | — | W2 (WISE) Magnitude |
| sy_w3mag | — | |
| sy_w3magerr1 | — | |
| sy_w3magerr2 | — | |
| sy_w3magstr | — | W3 (WISE) Magnitude |
| sy_w4mag | — | |
| sy_w4magerr1 | — | |
| sy_w4magerr2 | — | |
| sy_w4magstr | — | W4 (WISE) Magnitude |
| sy_zmag | 13.43 mag | |
| sy_zmagerr1 | 4.06e-3 mag | |
| sy_zmagerr2 | -4.06e-3 mag | |
| sy_zmagstr | 13.4342000±0.0040633 | z (Sloan) Magnitude |
| tic_id | TIC 278892590 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 1 | |
| x | 0.97 | |
| y | -0.23 | |
| z | -0.09 |
Transit • 2016 • La Silla Observatory
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -5.04 deg | |
| decstr | -05d02m36.46s | Dec [sexagesimal] |
| default_flag | 0 | |
| disc_facility | La Silla Observatory | Discovery Facility |
| disc_instrument | TRAPPISTCAM | Discovery Instrument |
| disc_locale | Ground | Discovery Locale |
| disc_pubdate | 2016-05 | Discovery Publication Date |
| disc_refname | <a refstr=GILLON_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016Natur.533..221G/abstract target=ref>Gillon et al. 2016</a> | Discovery Reference |
| disc_telescope | 0.60 m Transiting Planets and Planetesimals Small Telescope | Discovery Telescope |
| disc_year | 2016 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | 0.63 deg | |
| elon | 345.73 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 2635476908753563008 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 2635476908753563008 | Gaia DR3 ID |
| glat | -56.65 deg | |
| glon | 69.72 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | TRAPPIST-1 | Host Name |
| htm20 | 915425164 | |
| ima_flag | 0 | |
| micro_flag | 0 | |
| obm_flag | 0 | |
| pl_bmasse | 0.39 Mearth | |
| pl_bmasseerr1 | 0.01 Mearth | |
| pl_bmasseerr2 | -0.01 Mearth | |
| pl_bmasselim | 0 | |
| pl_bmassestr | 0.388±0.012 | Planet Mass or Mass*sin(i) [Earth Mass] |
| pl_bmassj | 1.22e-3 Mjupiter | |
| pl_bmassjerr1 | 3.78e-5 Mjupiter | |
| pl_bmassjerr2 | -3.78e-5 Mjupiter | |
| pl_bmassjlim | 0 | |
| pl_bmassjstr | 0.00122±0.00004 | 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 | 286 K | |
| pl_eqterr1 | 3 K | |
| pl_eqterr2 | -3 K | |
| pl_eqtlim | 0 | |
| pl_eqtstr | 286±3 | Equilibrium Temperature [K] |
| pl_imppar | 0.06 | |
| pl_impparerr1 | 0.05 | |
| pl_impparerr2 | -0.05 | |
| pl_impparlim | 0 | |
| pl_impparstr | 0.060±0.050 | Impact Parameter |
| pl_insol | 1.12 Searth | |
| pl_insolerr1 | 0.05 Searth | |
| pl_insolerr2 | -0.04 Searth | |
| pl_insollim | 0 | |
| pl_insolstr | <div><span class="supersubNumber">1.119</span><span class="superscript">+0.047</span><span class="subscript">-0.044</span></div> | Insolation Flux [Earth Flux] |
| pl_letter | d | Planet Letter |
| pl_masse | 0.39 Mearth | |
| pl_masseerr1 | 0.01 Mearth | |
| pl_masseerr2 | -0.01 Mearth | |
| pl_masselim | 0 | |
| pl_massestr | 0.388±0.012 | Planet Mass [Earth Mass] |
| pl_massj | 1.22e-3 Mjupiter | |
| pl_massjerr1 | 3.78e-5 Mjupiter | |
| pl_massjerr2 | -3.78e-5 Mjupiter | |
| pl_massjlim | 0 | |
| pl_massjstr | 0.00122±0.00004 | 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 | TRAPPIST-1 d | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 3 | |
| pl_ntranspec | 2 | |
| 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 | 89.91 deg | |
| pl_orbinclerr1 | 0.07 deg | |
| pl_orbinclerr2 | -0.07 deg | |
| pl_orbincllim | 0 | |
| pl_orbinclstr | <div><span class="supersubNumber">89.909</span><span class="superscript">+0.068</span><span class="subscript">-0.071</span></div> | Inclination [deg] |
| pl_orblper | — | |
| pl_orblpererr1 | — | |
| pl_orblpererr2 | — | |
| pl_orblperlim | — | |
| pl_orblperstr | — | Argument of Periastron [deg] |
| pl_orbper | 4.05 day | |
| pl_orbpererr1 | 2.60e-5 day | |
| pl_orbpererr2 | -2.60e-5 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | 4.049219±0.000026 | Orbital Period [day] |
| pl_orbsmax | 0.02 au | |
| pl_orbsmaxerr1 | 3.00e-4 au | |
| pl_orbsmaxerr2 | -3.00e-4 au | |
| pl_orbsmaxlim | 0 | |
| pl_orbsmaxstr | 0.0223±0.0003 | 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 | 2025-08 | Planetary Parameter Reference Publication Date |
| pl_rade | 0.80 Rearth | |
| pl_radeerr1 | 0.01 Rearth | |
| pl_radeerr2 | -0.01 Rearth | |
| pl_radelim | 0 | |
| pl_radestr | <div><span class="supersubNumber">0.804</span><span class="superscript">+0.014</span><span class="subscript">-0.012</span></div> | Planet Radius [Earth Radius] |
| pl_radj | 0.07 Rjupiter | |
| pl_radjerr1 | 1.25e-3 Rjupiter | |
| pl_radjerr2 | -1.07e-3 Rjupiter | |
| pl_radjlim | 0 | |
| pl_radjstr | <div><span class="supersubNumber">0.0717</span><span class="superscript">+0.0012</span><span class="subscript">-0.0011</span></div> | Planet Radius [Jupiter Radius] |
| pl_ratdor | 40.15 | |
| pl_ratdorerr1 | 0.18 | |
| pl_ratdorerr2 | -0.18 | |
| pl_ratdorlim | 0 | |
| pl_ratdorstr | 40.15±0.18 | 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=PIAULET_GHORAYEB_ET_AL__2025 href=https://ui.adsabs.harvard.edu/abs/2025ApJ...989..181P/abstract target=ref>Piaulet-Ghorayeb 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 | — | |
| pl_tranmiderr1 | — | |
| pl_tranmiderr2 | — | |
| pl_tranmidlim | — | |
| pl_tranmidstr | — | Time of Conjunction (Transit Midpoint) [day] |
| pl_trueobliq | — | |
| pl_trueobliqerr1 | — | |
| pl_trueobliqerr2 | — | |
| pl_trueobliqlim | — | |
| pl_trueobliqstr | — | True Obliquity [deg] |
| pl_tsystemref | — | Time Reference Frame and Standard |
| ptv_flag | 0 | |
| pul_flag | 0 | |
| ra | 346.63 deg | |
| rastr | 23h06m30.33s | RA [sexagesimal] |
| releasedate | 2025-12-18 | Release Date |
| rowupdate | 2025-12-18 | Date of Last Update |
| rv_flag | 0 | |
| soltype | Published Confirmed | Solution Type |
| st_age | 7.60 Gyr | |
| st_ageerr1 | 2.20 Gyr | |
| st_ageerr2 | -2.20 Gyr | |
| st_agelim | 0 | |
| st_agestr | 7.6±2.2 | Stellar Age [Gyr] |
| st_dens | — | |
| st_denserr1 | — | |
| st_denserr2 | — | |
| st_denslim | — | |
| st_densstr | — | Stellar Density [g/cm**3] |
| st_logg | 5.24 log(cm/s**2) | |
| st_loggerr1 | 5.60e-3 log(cm/s**2) | |
| st_loggerr2 | -7.30e-3 log(cm/s**2) | |
| st_logglim | 0 | |
| st_loggstr | <div><span class="supersubNumber">5.2396</span><span class="superscript">+0.0056</span><span class="subscript">-0.0073</span></div> | Stellar Surface Gravity [log(cm/s**2)] |
| st_lum | -3.26 log(Lsun) | |
| st_lumerr1 | 0.01 log(Lsun) | |
| st_lumerr2 | -0.02 log(Lsun) | |
| st_lumlim | 0 | |
| st_lumstr | <div><span class="supersubNumber">-3.26</span><span class="superscript">+0.01</span><span class="subscript">-0.02</span></div> | Stellar Luminosity [log(Solar)] |
| st_mass | 0.09 Msun | |
| st_masserr1 | 2.30e-3 Msun | |
| st_masserr2 | -2.30e-3 Msun | |
| st_masslim | 0 | |
| st_massstr | 0.0898±0.0023 | Stellar Mass [Solar mass] |
| st_met | 0.05 dex | |
| st_meterr1 | 0.07 dex | |
| st_meterr2 | -0.07 dex | |
| st_metlim | 0 | |
| st_metratio | [Fe/H] | Stellar Metallicity Ratio |
| st_metstr | 0.0520±0.0730 | Stellar Metallicity [dex] |
| st_nphot | 0 | |
| st_nrvc | 0 | |
| st_nspec | 0 | |
| st_rad | 0.12 Rsun | |
| st_raderr1 | 1.30e-3 Rsun | |
| st_raderr2 | -1.30e-3 Rsun | |
| st_radlim | 0 | |
| st_radstr | 0.1192±0.0013 | Stellar Radius [Solar Radius] |
| st_radv | — | |
| st_radverr1 | — | |
| st_radverr2 | — | |
| st_radvlim | — | |
| st_radvstr | — | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=PIAULET_GHORAYEB_ET_AL__2025 href=https://ui.adsabs.harvard.edu/abs/2025ApJ...989..181P/abstract target=ref>Piaulet-Ghorayeb et al. 2025</a> | Stellar Parameter Reference |
| st_rotp | 3.30 day | |
| st_rotperr1 | 0.14 day | |
| st_rotperr2 | -0.14 day | |
| st_rotplim | 0 | |
| st_rotpstr | 3.30±0.14 | Stellar Rotational Period [day] |
| st_spectype | M8.0 V | Spectral Type |
| st_teff | 2566 K | |
| st_tefferr1 | 26 K | |
| st_tefferr2 | -26 K | |
| st_tefflim | 0 | |
| st_teffstr | 2566±26 | Stellar Effective Temperature [K] |
| st_vsin | — | |
| st_vsinerr1 | — | |
| st_vsinerr2 | — | |
| st_vsinlim | — | |
| st_vsinstr | — | Stellar Rotational Velocity [km/s] |
| sy_bmag | — | |
| sy_bmagerr1 | — | |
| sy_bmagerr2 | — | |
| sy_bmagstr | — | B (Johnson) Magnitude |
| sy_dist | — | |
| sy_disterr1 | — | |
| sy_disterr2 | — | |
| sy_diststr | — | Distance [pc] |
| sy_gaiamag | 15.65 mag | |
| sy_gaiamagerr1 | 1.45e-3 mag | |
| sy_gaiamagerr2 | -1.45e-3 mag | |
| sy_gaiamagstr | 15.645100±0.001448 | Gaia Magnitude |
| sy_gmag | 19.62 mag | |
| sy_gmagerr1 | 0.02 mag | |
| sy_gmagerr2 | -0.02 mag | |
| sy_gmagstr | 19.6235000±0.0155229 | g (Sloan) Magnitude |
| sy_hmag | 10.72 mag | |
| sy_hmagerr1 | 0.02 mag | |
| sy_hmagerr2 | -0.02 mag | |
| sy_hmagstr | 10.718±0.021 | H (2MASS) Magnitude |
| sy_icmag | — | |
| sy_icmagerr1 | — | |
| sy_icmagerr2 | — | |
| sy_icmagstr | — | I (Cousins) Magnitude |
| sy_imag | 15.09 mag | |
| sy_imagerr1 | 4.34e-3 mag | |
| sy_imagerr2 | -4.34e-3 mag | |
| sy_imagstr | 15.092300±0.004339 | i (Sloan) Magnitude |
| sy_jmag | 11.35 mag | |
| sy_jmagerr1 | 0.02 mag | |
| sy_jmagerr2 | -0.02 mag | |
| sy_jmagstr | 11.354±0.022 | J (2MASS) Magnitude |
| sy_kepmag | 12.92 mag | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | 12.917 | Kepler Magnitude |
| sy_kmag | 10.30 mag | |
| sy_kmagerr1 | 0.02 mag | |
| sy_kmagerr2 | -0.02 mag | |
| sy_kmagstr | 10.296±0.023 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | — | |
| sy_plxerr1 | — | |
| sy_plxerr2 | — | |
| sy_plxstr | — | Parallax [mas] |
| sy_pm | 1026.58 mas/yr | |
| sy_pmdec | -492 mas/yr | |
| sy_pmdecerr1 | 8 mas/yr | |
| sy_pmdecerr2 | -8 mas/yr | |
| sy_pmdecstr | -492.0±8.0 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 8 mas/yr | |
| sy_pmerr2 | -8 mas/yr | |
| sy_pmra | 901 mas/yr | |
| sy_pmraerr1 | 8 mas/yr | |
| sy_pmraerr2 | -8 mas/yr | |
| sy_pmrastr | 901.0±8.0 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 1026.5792712±8.0000000 | Total Proper Motion [mas/yr] |
| sy_pnum | 7 | |
| 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 | 18.00 mag | |
| sy_rmagerr1 | 7.35e-3 mag | |
| sy_rmagerr2 | -7.35e-3 mag | |
| sy_rmagstr | 17.996300±0.007352 | r (Sloan) Magnitude |
| sy_snum | 1 | |
| sy_tmag | 13.85 mag | |
| sy_tmagerr1 | 0.01 mag | |
| sy_tmagerr2 | -0.01 mag | |
| sy_tmagstr | 13.8529000±0.0112926 | TESS Magnitude |
| sy_umag | 23.31 mag | |
| sy_umagerr1 | 0.80 mag | |
| sy_umagerr2 | -0.80 mag | |
| sy_umagstr | 23.305600±0.803622 | u (Sloan) Magnitude |
| sy_vmag | 17.02 mag | |
| sy_vmagerr1 | 0.20 mag | |
| sy_vmagerr2 | -0.20 mag | |
| sy_vmagstr | 17.02±0.20 | V (Johnson) Magnitude |
| sy_w1mag | — | |
| sy_w1magerr1 | — | |
| sy_w1magerr2 | — | |
| sy_w1magstr | — | W1 (WISE) Magnitude |
| sy_w2mag | — | |
| sy_w2magerr1 | — | |
| sy_w2magerr2 | — | |
| sy_w2magstr | — | W2 (WISE) Magnitude |
| sy_w3mag | — | |
| sy_w3magerr1 | — | |
| sy_w3magerr2 | — | |
| sy_w3magstr | — | W3 (WISE) Magnitude |
| sy_w4mag | — | |
| sy_w4magerr1 | — | |
| sy_w4magerr2 | — | |
| sy_w4magstr | — | W4 (WISE) Magnitude |
| sy_zmag | 13.43 mag | |
| sy_zmagerr1 | 4.06e-3 mag | |
| sy_zmagerr2 | -4.06e-3 mag | |
| sy_zmagstr | 13.4342000±0.0040633 | z (Sloan) Magnitude |
| tic_id | TIC 278892590 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 1 | |
| x | 0.97 | |
| y | -0.23 | |
| z | -0.09 |
Transit • 2016 • La Silla Observatory
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -5.04 deg | |
| decstr | -05d02m36.46s | Dec [sexagesimal] |
| default_flag | 0 | |
| disc_facility | La Silla Observatory | Discovery Facility |
| disc_instrument | TRAPPISTCAM | Discovery Instrument |
| disc_locale | Ground | Discovery Locale |
| disc_pubdate | 2016-05 | Discovery Publication Date |
| disc_refname | <a refstr=GILLON_ET_AL__2016 href=https://ui.adsabs.harvard.edu/abs/2016Natur.533..221G/abstract target=ref>Gillon et al. 2016</a> | Discovery Reference |
| disc_telescope | 0.60 m Transiting Planets and Planetesimals Small Telescope | Discovery Telescope |
| disc_year | 2016 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | 0.63 deg | |
| elon | 345.73 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 2635476908753563008 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 2635476908753563008 | Gaia DR3 ID |
| glat | -56.65 deg | |
| glon | 69.72 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | TRAPPIST-1 | Host Name |
| htm20 | 915425164 | |
| ima_flag | 0 | |
| micro_flag | 0 | |
| obm_flag | 0 | |
| pl_bmasse | 0.41 Mearth | |
| pl_bmasseerr1 | 0.27 Mearth | |
| pl_bmasseerr2 | -0.27 Mearth | |
| pl_bmasselim | 0 | |
| pl_bmassestr | 0.41±0.27 | Planet Mass or Mass*sin(i) [Earth Mass] |
| pl_bmassj | 1.29e-3 Mjupiter | |
| pl_bmassjerr1 | 8.50e-4 Mjupiter | |
| pl_bmassjerr2 | -8.50e-4 Mjupiter | |
| pl_bmassjlim | 0 | |
| pl_bmassjstr | 0.0013±0.0008 | 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 | 4.90 g/cm**3 | |
| pl_denserr1 | 3.30 g/cm**3 | |
| pl_denserr2 | -3.30 g/cm**3 | |
| pl_denslim | 0 | |
| pl_densstr | 4.9±3.3 | Planet Density [g/cm**3] |
| pl_eqt | 288 K | |
| pl_eqterr1 | 5.60 K | |
| pl_eqterr2 | -5.60 K | |
| pl_eqtlim | 0 | |
| pl_eqtstr | 288.0±5.6 | Equilibrium Temperature [K] |
| pl_imppar | 0.17 | |
| pl_impparerr1 | 0.11 | |
| pl_impparerr2 | -0.11 | |
| pl_impparlim | 0 | |
| pl_impparstr | 0.17±0.11 | Impact Parameter |
| pl_insol | 1.14 Searth | |
| pl_insolerr1 | 0.09 Searth | |
| pl_insolerr2 | -0.09 Searth | |
| pl_insollim | 0 | |
| pl_insolstr | 1.143±0.088 | Insolation Flux [Earth Flux] |
| pl_letter | d | Planet Letter |
| pl_masse | 0.41 Mearth | |
| pl_masseerr1 | 0.27 Mearth | |
| pl_masseerr2 | -0.27 Mearth | |
| pl_masselim | 0 | |
| pl_massestr | 0.41±0.27 | Planet Mass [Earth Mass] |
| pl_massj | 1.29e-3 Mjupiter | |
| pl_massjerr1 | 8.50e-4 Mjupiter | |
| pl_massjerr2 | -8.50e-4 Mjupiter | |
| pl_massjlim | 0 | |
| pl_massjstr | 0.0013±0.0008 | 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 | TRAPPIST-1 d | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 3 | |
| pl_ntranspec | 2 | |
| pl_occdep | — | |
| pl_occdeperr1 | — | |
| pl_occdeperr2 | — | |
| pl_occdeplim | — | |
| pl_occdepstr | — | Occultation Depth [%] |
| pl_orbeccen | 0.07 | |
| pl_orbeccenerr1 | — | |
| pl_orbeccenerr2 | — | |
| pl_orbeccenlim | 1 | |
| pl_orbeccenstr | <0.070 | Eccentricity |
| pl_orbincl | 89.75 deg | |
| pl_orbinclerr1 | 0.16 deg | |
| pl_orbinclerr2 | -0.16 deg | |
| pl_orbincllim | 0 | |
| pl_orbinclstr | 89.75±0.16 | Inclination [deg] |
| pl_orblper | — | |
| pl_orblpererr1 | — | |
| pl_orblpererr2 | — | |
| pl_orblperlim | — | |
| pl_orblperstr | — | Argument of Periastron [deg] |
| pl_orbper | 4.05 day | |
| pl_orbpererr1 | 6.30e-5 day | |
| pl_orbpererr2 | -6.30e-5 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | 4.049610±0.000063 | Orbital Period [day] |
| pl_orbsmax | 0.02 au | |
| pl_orbsmaxerr1 | 6.60e-4 au | |
| pl_orbsmaxerr2 | -6.30e-4 au | |
| pl_orbsmaxlim | 0 | |
| pl_orbsmaxstr | <div><span class="supersubNumber">0.02144</span><span class="superscript">+0.00066</span><span class="subscript">-0.00063</span></div> | 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 | 2017-02 | Planetary Parameter Reference Publication Date |
| pl_rade | 0.77 Rearth | |
| pl_radeerr1 | 0.03 Rearth | |
| pl_radeerr2 | -0.03 Rearth | |
| pl_radelim | 0 | |
| pl_radestr | 0.772±0.030 | Planet Radius [Earth Radius] |
| pl_radj | 0.07 Rjupiter | |
| pl_radjerr1 | 2.68e-3 Rjupiter | |
| pl_radjerr2 | -2.68e-3 Rjupiter | |
| pl_radjlim | 0 | |
| pl_radjstr | 0.0689±0.0027 | Planet Radius [Jupiter Radius] |
| pl_ratdor | 39.55 | |
| pl_ratdorerr1 | 0.30 | |
| pl_ratdorerr2 | -0.59 | |
| pl_ratdorlim | 0 | |
| pl_ratdorstr | <div><span class="supersubNumber">39.55</span><span class="superscript">+0.30</span><span class="subscript">-0.59</span></div> | 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=GILLON_ET_AL__2017 href=https://ui.adsabs.harvard.edu/abs/2017Natur.542..456G/abstract target=ref>Gillon et al. 2017</a> | Planetary Parameter Reference |
| pl_rvamp | — | |
| pl_rvamperr1 | — | |
| pl_rvamperr2 | — | |
| pl_rvamplim | — | |
| pl_rvampstr | — | Radial Velocity Amplitude [m/s] |
| pl_trandep | 0.37 % | |
| pl_trandeperr1 | 0.02 % | |
| pl_trandeperr2 | -0.02 % | |
| pl_trandeplim | 0 | |
| pl_trandepstr | 0.367±0.017 | Transit Depth [%] |
| pl_trandur | 0.82 hour | |
| pl_trandurerr1 | 0.01 hour | |
| pl_trandurerr2 | -0.01 hour | |
| pl_trandurlim | 0 | |
| pl_trandurstr | 0.8188±0.0110 | Transit Duration [hour] |
| pl_tranmid | 2.46e6 day | |
| pl_tranmiderr1 | 3.50e-4 day | |
| pl_tranmiderr2 | -3.50e-4 day | |
| pl_tranmidlim | 0 | |
| pl_tranmidstr | 2457670.14165±0.00035 | 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 | 346.63 deg | |
| rastr | 23h06m30.33s | RA [sexagesimal] |
| releasedate | 2017-02-22 | Release Date |
| rowupdate | 2017-02-17 | Date of Last Update |
| rv_flag | 0 | |
| soltype | Published Confirmed | Solution Type |
| st_age | — | |
| st_ageerr1 | — | |
| st_ageerr2 | — | |
| st_agelim | — | |
| st_agestr | — | Stellar Age [Gyr] |
| st_dens | 71.50 g/cm**3 | |
| st_denserr1 | 1.70 g/cm**3 | |
| st_denserr2 | -3.10 g/cm**3 | |
| st_denslim | 0 | |
| st_densstr | <div><span class="supersubNumber">71.5</span><span class="superscript">+1.7</span><span class="subscript">-3.1</span></div> | Stellar Density [g/cm**3] |
| st_logg | — | |
| st_loggerr1 | — | |
| st_loggerr2 | — | |
| st_logglim | — | |
| st_loggstr | — | Stellar Surface Gravity [log(cm/s**2)] |
| st_lum | -3.28 log(Lsun) | |
| st_lumerr1 | 0.03 log(Lsun) | |
| st_lumerr2 | -0.03 log(Lsun) | |
| st_lumlim | 0 | |
| st_lumstr | <div><span class="supersubNumber">-3.28</span><span class="superscript">+0.03</span><span class="subscript">-0.03</span></div> | Stellar Luminosity [log(Solar)] |
| st_mass | 0.08 Msun | |
| st_masserr1 | 7.30e-3 Msun | |
| st_masserr2 | -7.30e-3 Msun | |
| st_masslim | 0 | |
| st_massstr | 0.0802±0.0073 | Stellar Mass [Solar mass] |
| st_met | 0.04 dex | |
| st_meterr1 | 0.08 dex | |
| st_meterr2 | -0.08 dex | |
| st_metlim | 0 | |
| st_metratio | [Fe/H] | Stellar Metallicity Ratio |
| st_metstr | 0.040±0.080 | Stellar Metallicity [dex] |
| st_nphot | 0 | |
| st_nrvc | 0 | |
| st_nspec | 0 | |
| st_rad | 0.12 Rsun | |
| st_raderr1 | 3.60e-3 Rsun | |
| st_raderr2 | -3.60e-3 Rsun | |
| st_radlim | 0 | |
| st_radstr | 0.1170±0.0036 | Stellar Radius [Solar Radius] |
| st_radv | — | |
| st_radverr1 | — | |
| st_radverr2 | — | |
| st_radvlim | — | |
| st_radvstr | — | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=GILLON_ET_AL__2017 href=https://ui.adsabs.harvard.edu/abs/2017Natur.542..456G/abstract target=ref>Gillon et al. 2017</a> | Stellar Parameter Reference |
| st_rotp | — | |
| st_rotperr1 | — | |
| st_rotperr2 | — | |
| st_rotplim | — | |
| st_rotpstr | — | Stellar Rotational Period [day] |
| st_spectype | — | Spectral Type |
| st_teff | 2559 K | |
| st_tefferr1 | 50 K | |
| st_tefferr2 | -50 K | |
| st_tefflim | 0 | |
| st_teffstr | 2559±50 | Stellar Effective Temperature [K] |
| st_vsin | — | |
| st_vsinerr1 | — | |
| st_vsinerr2 | — | |
| st_vsinlim | — | |
| st_vsinstr | — | Stellar Rotational Velocity [km/s] |
| sy_bmag | — | |
| sy_bmagerr1 | — | |
| sy_bmagerr2 | — | |
| sy_bmagstr | — | B (Johnson) Magnitude |
| sy_dist | — | |
| sy_disterr1 | — | |
| sy_disterr2 | — | |
| sy_diststr | — | Distance [pc] |
| sy_gaiamag | 15.65 mag | |
| sy_gaiamagerr1 | 1.45e-3 mag | |
| sy_gaiamagerr2 | -1.45e-3 mag | |
| sy_gaiamagstr | 15.645100±0.001448 | Gaia Magnitude |
| sy_gmag | 19.62 mag | |
| sy_gmagerr1 | 0.02 mag | |
| sy_gmagerr2 | -0.02 mag | |
| sy_gmagstr | 19.6235000±0.0155229 | g (Sloan) Magnitude |
| sy_hmag | 10.72 mag | |
| sy_hmagerr1 | 0.02 mag | |
| sy_hmagerr2 | -0.02 mag | |
| sy_hmagstr | 10.718±0.021 | H (2MASS) Magnitude |
| sy_icmag | — | |
| sy_icmagerr1 | — | |
| sy_icmagerr2 | — | |
| sy_icmagstr | — | I (Cousins) Magnitude |
| sy_imag | 15.09 mag | |
| sy_imagerr1 | 4.34e-3 mag | |
| sy_imagerr2 | -4.34e-3 mag | |
| sy_imagstr | 15.092300±0.004339 | i (Sloan) Magnitude |
| sy_jmag | 11.35 mag | |
| sy_jmagerr1 | 0.02 mag | |
| sy_jmagerr2 | -0.02 mag | |
| sy_jmagstr | 11.354±0.022 | J (2MASS) Magnitude |
| sy_kepmag | 12.92 mag | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | 12.917 | Kepler Magnitude |
| sy_kmag | 10.30 mag | |
| sy_kmagerr1 | 0.02 mag | |
| sy_kmagerr2 | -0.02 mag | |
| sy_kmagstr | 10.296±0.023 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | — | |
| sy_plxerr1 | — | |
| sy_plxerr2 | — | |
| sy_plxstr | — | Parallax [mas] |
| sy_pm | 1026.58 mas/yr | |
| sy_pmdec | -492 mas/yr | |
| sy_pmdecerr1 | 8 mas/yr | |
| sy_pmdecerr2 | -8 mas/yr | |
| sy_pmdecstr | -492.0±8.0 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 8 mas/yr | |
| sy_pmerr2 | -8 mas/yr | |
| sy_pmra | 901 mas/yr | |
| sy_pmraerr1 | 8 mas/yr | |
| sy_pmraerr2 | -8 mas/yr | |
| sy_pmrastr | 901.0±8.0 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 1026.5792712±8.0000000 | Total Proper Motion [mas/yr] |
| sy_pnum | 7 | |
| 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 | 18.00 mag | |
| sy_rmagerr1 | 7.35e-3 mag | |
| sy_rmagerr2 | -7.35e-3 mag | |
| sy_rmagstr | 17.996300±0.007352 | r (Sloan) Magnitude |
| sy_snum | 1 | |
| sy_tmag | 13.85 mag | |
| sy_tmagerr1 | 0.01 mag | |
| sy_tmagerr2 | -0.01 mag | |
| sy_tmagstr | 13.8529000±0.0112926 | TESS Magnitude |
| sy_umag | 23.31 mag | |
| sy_umagerr1 | 0.80 mag | |
| sy_umagerr2 | -0.80 mag | |
| sy_umagstr | 23.305600±0.803622 | u (Sloan) Magnitude |
| sy_vmag | 17.02 mag | |
| sy_vmagerr1 | 0.20 mag | |
| sy_vmagerr2 | -0.20 mag | |
| sy_vmagstr | 17.02±0.20 | V (Johnson) Magnitude |
| sy_w1mag | — | |
| sy_w1magerr1 | — | |
| sy_w1magerr2 | — | |
| sy_w1magstr | — | W1 (WISE) Magnitude |
| sy_w2mag | — | |
| sy_w2magerr1 | — | |
| sy_w2magerr2 | — | |
| sy_w2magstr | — | W2 (WISE) Magnitude |
| sy_w3mag | — | |
| sy_w3magerr1 | — | |
| sy_w3magerr2 | — | |
| sy_w3magstr | — | W3 (WISE) Magnitude |
| sy_w4mag | — | |
| sy_w4magerr1 | — | |
| sy_w4magerr2 | — | |
| sy_w4magstr | — | W4 (WISE) Magnitude |
| sy_zmag | 13.43 mag | |
| sy_zmagerr1 | 4.06e-3 mag | |
| sy_zmagerr2 | -4.06e-3 mag | |
| sy_zmagstr | 13.4342000±0.0040633 | z (Sloan) Magnitude |
| tic_id | TIC 278892590 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 1 | |
| x | 0.97 | |
| y | -0.23 | |
| z | -0.09 |