Exoplanet Records
Transit • 2019 • Transiting Exoplanet Survey Satellite (TESS)
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -51.96 deg | |
| decstr | -51d57m26.62s | Dec [sexagesimal] |
| default_flag | 0 | |
| disc_facility | Transiting Exoplanet Survey Satellite (TESS) | Discovery Facility |
| disc_instrument | TESS CCD Array | Discovery Instrument |
| disc_locale | Space | Discovery Locale |
| disc_pubdate | 2019-07 | Discovery Publication Date |
| disc_refname | <a refstr=G_UUML_NTHER_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019NatAs...3.1099G/abstract target=ref>Günther et al. 2019</a> | Discovery Reference |
| disc_telescope | 0.1 m TESS Telescope | Discovery Telescope |
| disc_year | 2019 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | -71.90 deg | |
| elon | 43.14 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 4781196115469953024 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 4781196115469953024 | Gaia DR3 ID |
| glat | -42.01 deg | |
| glon | 259.77 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | TOI-270 | Host Name |
| htm20 | 224185686 | |
| 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 | c | 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 | TOI-270 c | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 1 | |
| pl_ntranspec | 1 | |
| 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 | 89.53 deg | |
| pl_orbinclerr1 | 0.30 deg | |
| pl_orbinclerr2 | -0.42 deg | |
| pl_orbincllim | 0 | |
| pl_orbinclstr | <div><span class="supersubNumber">89.53</span><span class="superscript">+0.30</span><span class="subscript">-0.42</span></div> | Inclination [deg] |
| pl_orblper | — | |
| pl_orblpererr1 | — | |
| pl_orblpererr2 | — | |
| pl_orblperlim | — | |
| pl_orblperstr | — | Argument of Periastron [deg] |
| pl_orbper | 5.66 day | |
| pl_orbpererr1 | 4.60e-6 day | |
| pl_orbpererr2 | -4.60e-6 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | 5.6605746±0.0000046 | 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 | 27.01 | |
| pl_ratdorerr1 | 0.60 | |
| pl_ratdorerr2 | -1.58 | |
| pl_ratdorlim | 0 | |
| pl_ratdorstr | <div><span class="supersubNumber">27.01</span><span class="superscript">+0.60</span><span class="subscript">-1.58</span></div> | Ratio of Semi-Major Axis to Stellar Radius |
| pl_ratror | 0.06 | |
| pl_ratrorerr1 | 7.90e-4 | |
| pl_ratrorerr2 | -7.90e-4 | |
| pl_ratrorlim | 0 | |
| pl_ratrorstr | 0.05825±0.00079 | 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 | 2.90e-4 day | |
| pl_tranmiderr2 | -2.90e-4 day | |
| pl_tranmidlim | 0 | |
| pl_tranmidstr | 2458734.79487±0.00029 | 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 | 68.42 deg | |
| rastr | 04h33m39.86s | 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 | 10.50 g/cm**3 | |
| st_denserr1 | 1.40 g/cm**3 | |
| st_denserr2 | -2.20 g/cm**3 | |
| st_denslim | 0 | |
| st_densstr | <div><span class="supersubNumber">10.5</span><span class="superscript">+1.4</span><span class="subscript">-2.2</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 | -1.77 log(Lsun) | |
| st_lumerr1 | 0.05 log(Lsun) | |
| st_lumerr2 | -0.05 log(Lsun) | |
| st_lumlim | 0 | |
| st_lumstr | <div><span class="supersubNumber">-1.8</span><span class="superscript">+0.0</span><span class="subscript">-0.1</span></div> | Stellar Luminosity [log(Solar)] |
| st_mass | 0.40 Msun | |
| st_masserr1 | 0.02 Msun | |
| st_masserr2 | -0.02 Msun | |
| st_masslim | 0 | |
| st_massstr | 0.40±0.02 | Stellar Mass [Solar mass] |
| st_met | -0.17 dex | |
| st_meterr1 | 0.10 dex | |
| st_meterr2 | -0.10 dex | |
| st_metlim | 0 | |
| st_metratio | [Fe/H] | Stellar Metallicity Ratio |
| st_metstr | -0.17±0.10 | Stellar Metallicity [dex] |
| st_nphot | 0 | |
| st_nrvc | 0 | |
| st_nspec | 0 | |
| st_rad | 0.38 Rsun | |
| st_raderr1 | 0.02 Rsun | |
| st_raderr2 | -0.02 Rsun | |
| st_radlim | 0 | |
| st_radstr | 0.38±0.02 | Stellar Radius [Solar Radius] |
| st_radv | — | |
| st_radverr1 | — | |
| st_radverr2 | — | |
| st_radvlim | — | |
| st_radvstr | — | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=G_UUML_NTHER_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019NatAs...3.1099G/abstract target=ref>Günther et al. 2019</a> | Stellar Parameter Reference |
| st_rotp | — | |
| st_rotperr1 | — | |
| st_rotperr2 | — | |
| st_rotplim | — | |
| st_rotpstr | — | Stellar Rotational Period [day] |
| st_spectype | M3.0 V | Spectral Type |
| st_teff | 3386 K | |
| st_tefferr1 | 137 K | |
| st_tefferr2 | -131 K | |
| st_tefflim | 0 | |
| st_teffstr | <div><span class="supersubNumber">3386</span><span class="superscript">+137</span><span class="subscript">-131</span></div> | Stellar Effective Temperature [K] |
| st_vsin | — | |
| st_vsinerr1 | — | |
| st_vsinerr2 | — | |
| st_vsinlim | — | |
| st_vsinstr | — | Stellar Rotational Velocity [km/s] |
| sy_bmag | 14.19 mag | |
| sy_bmagerr1 | 0.04 mag | |
| sy_bmagerr2 | -0.04 mag | |
| sy_bmagstr | 14.194±0.043 | B (Johnson) Magnitude |
| sy_dist | 22.48 pc | |
| sy_disterr1 | 0.01 pc | |
| sy_disterr2 | -0.01 pc | |
| sy_diststr | 22.47930±0.01355 | Distance [pc] |
| sy_gaiamag | 11.63 mag | |
| sy_gaiamagerr1 | 4.76e-4 mag | |
| sy_gaiamagerr2 | -4.76e-4 mag | |
| sy_gaiamagstr | 11.630600±0.000476 | Gaia Magnitude |
| sy_gmag | — | |
| sy_gmagerr1 | — | |
| sy_gmagerr2 | — | |
| sy_gmagstr | — | g (Sloan) Magnitude |
| sy_hmag | 8.53 mag | |
| sy_hmagerr1 | 0.07 mag | |
| sy_hmagerr2 | -0.07 mag | |
| sy_hmagstr | 8.531±0.073 | 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 | 9.10 mag | |
| sy_jmagerr1 | 0.03 mag | |
| sy_jmagerr2 | -0.03 mag | |
| sy_jmagstr | 9.099±0.032 | J (2MASS) Magnitude |
| sy_kepmag | — | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | — | Kepler Magnitude |
| sy_kmag | 8.25 mag | |
| sy_kmagerr1 | 0.03 mag | |
| sy_kmagerr2 | -0.03 mag | |
| sy_kmagstr | 8.251±0.029 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | 44.46 mas | |
| sy_plxerr1 | 0.03 mas | |
| sy_plxerr2 | -0.03 mas | |
| sy_plxstr | 44.4565000±0.0265906 | Parallax [mas] |
| sy_pm | 282.22 mas/yr | |
| sy_pmdec | -269.75 mas/yr | |
| sy_pmdecerr1 | 0.05 mas/yr | |
| sy_pmdecerr2 | -0.05 mas/yr | |
| sy_pmdecstr | -269.755000±0.050689 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 0.05 mas/yr | |
| sy_pmerr2 | -0.05 mas/yr | |
| sy_pmra | 82.94 mas/yr | |
| sy_pmraerr1 | 0.05 mas/yr | |
| sy_pmraerr2 | -0.05 mas/yr | |
| sy_pmrastr | 82.9441000±0.0496865 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 282.2188579±0.0506032 | Total Proper Motion [mas/yr] |
| sy_pnum | 3 | |
| sy_refname | <a refstr=STASSUN_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....158..138S/abstract target=ref>TICv8</a> | System Parameter Reference |
| sy_rmag | — | |
| sy_rmagerr1 | — | |
| sy_rmagerr2 | — | |
| sy_rmagstr | — | r (Sloan) Magnitude |
| sy_snum | 1 | |
| sy_tmag | 10.50 mag | |
| sy_tmagerr1 | 7.36e-3 mag | |
| sy_tmagerr2 | -7.36e-3 mag | |
| sy_tmagstr | 10.4981000±0.0073581 | TESS Magnitude |
| sy_umag | — | |
| sy_umagerr1 | — | |
| sy_umagerr2 | — | |
| sy_umagstr | — | u (Sloan) Magnitude |
| sy_vmag | 12.60 mag | |
| sy_vmagerr1 | 0.04 mag | |
| sy_vmagerr2 | -0.04 mag | |
| sy_vmagstr | 12.603±0.039 | 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 | — | |
| sy_zmagerr1 | — | |
| sy_zmagerr2 | — | |
| sy_zmagstr | — | z (Sloan) Magnitude |
| tic_id | TIC 259377017 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 1 | |
| x | 0.23 | |
| y | 0.57 | |
| z | -0.79 |
Transit • 2019 • Transiting Exoplanet Survey Satellite (TESS)
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -51.96 deg | |
| decstr | -51d57m26.62s | Dec [sexagesimal] |
| default_flag | 1 | |
| disc_facility | Transiting Exoplanet Survey Satellite (TESS) | Discovery Facility |
| disc_instrument | TESS CCD Array | Discovery Instrument |
| disc_locale | Space | Discovery Locale |
| disc_pubdate | 2019-07 | Discovery Publication Date |
| disc_refname | <a refstr=G_UUML_NTHER_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019NatAs...3.1099G/abstract target=ref>Günther et al. 2019</a> | Discovery Reference |
| disc_telescope | 0.1 m TESS Telescope | Discovery Telescope |
| disc_year | 2019 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | -71.90 deg | |
| elon | 43.14 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 4781196115469953024 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 4781196115469953024 | Gaia DR3 ID |
| glat | -42.01 deg | |
| glon | 259.77 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | TOI-270 | Host Name |
| htm20 | 224185686 | |
| ima_flag | 0 | |
| micro_flag | 0 | |
| obm_flag | 0 | |
| pl_bmasse | 6.20 Mearth | |
| pl_bmasseerr1 | 0.31 Mearth | |
| pl_bmasseerr2 | -0.31 Mearth | |
| pl_bmasselim | 0 | |
| pl_bmassestr | 6.20±0.31 | Planet Mass or Mass*sin(i) [Earth Mass] |
| pl_bmassj | 0.02 Mjupiter | |
| pl_bmassjerr1 | 9.75e-4 Mjupiter | |
| pl_bmassjerr2 | -9.75e-4 Mjupiter | |
| pl_bmassjlim | 0 | |
| pl_bmassjstr | 0.0195±0.0010 | 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 | 2.70 g/cm**3 | |
| pl_denserr1 | 0.14 g/cm**3 | |
| pl_denserr2 | -0.14 g/cm**3 | |
| pl_denslim | 0 | |
| pl_densstr | 2.70±0.14 | Planet Density [g/cm**3] |
| pl_eqt | 489 K | |
| pl_eqterr1 | 11 K | |
| pl_eqterr2 | -11 K | |
| pl_eqtlim | 0 | |
| pl_eqtstr | 489±11 | Equilibrium Temperature [K] |
| pl_imppar | 0.35 | |
| pl_impparerr1 | 0.06 | |
| pl_impparerr2 | -0.06 | |
| pl_impparlim | 0 | |
| pl_impparstr | 0.35±0.06 | Impact Parameter |
| pl_insol | — | |
| pl_insolerr1 | — | |
| pl_insolerr2 | — | |
| pl_insollim | — | |
| pl_insolstr | — | Insolation Flux [Earth Flux] |
| pl_letter | c | Planet Letter |
| pl_masse | 6.20 Mearth | |
| pl_masseerr1 | 0.31 Mearth | |
| pl_masseerr2 | -0.31 Mearth | |
| pl_masselim | 0 | |
| pl_massestr | 6.20±0.31 | Planet Mass [Earth Mass] |
| pl_massj | 0.02 Mjupiter | |
| pl_massjerr1 | 9.75e-4 Mjupiter | |
| pl_massjerr2 | -9.75e-4 Mjupiter | |
| pl_massjlim | 0 | |
| pl_massjstr | 0.0195±0.0010 | 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 | TOI-270 c | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 1 | |
| pl_ntranspec | 1 | |
| pl_occdep | — | |
| pl_occdeperr1 | — | |
| pl_occdeperr2 | — | |
| pl_occdeplim | — | |
| pl_occdepstr | — | Occultation Depth [%] |
| pl_orbeccen | 4.40e-3 | |
| pl_orbeccenerr1 | 5.00e-4 | |
| pl_orbeccenerr2 | -6.00e-4 | |
| pl_orbeccenlim | 0 | |
| pl_orbeccenstr | <div><span class="supersubNumber">0.0044</span><span class="superscript">+0.0005</span><span class="subscript">-0.0006</span></div> | 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 | 5.66 day | |
| pl_orbpererr1 | 4.00e-5 day | |
| pl_orbpererr2 | -4.00e-5 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | 5.66051±0.00004 | 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 | 2022-03 | Planetary Parameter Reference Publication Date |
| pl_rade | 2.33 Rearth | |
| pl_radeerr1 | 0.01 Rearth | |
| pl_radeerr2 | -0.01 Rearth | |
| pl_radelim | 0 | |
| pl_radestr | 2.33±0.01 | Planet Radius [Earth Radius] |
| pl_radj | 0.21 Rjupiter | |
| pl_radjerr1 | 8.92e-4 Rjupiter | |
| pl_radjerr2 | -8.92e-4 Rjupiter | |
| pl_radjlim | 0 | |
| pl_radjstr | 0.208±0.001 | Planet Radius [Jupiter Radius] |
| pl_ratdor | 25.57 | |
| pl_ratdorerr1 | 0.31 | |
| pl_ratdorerr2 | -0.31 | |
| pl_ratdorlim | 0 | |
| pl_ratdorstr | 25.569±0.306 | Ratio of Semi-Major Axis to Stellar Radius |
| pl_ratror | 0.06 | |
| pl_ratrorerr1 | 1.70e-3 | |
| pl_ratrorerr2 | -1.70e-3 | |
| pl_ratrorlim | 0 | |
| pl_ratrorstr | 0.0560±0.0017 | Ratio of Planet to Stellar Radius |
| pl_refname | <a refstr=KAYE_ET_AL__2022 href=https://ui.adsabs.harvard.edu/abs/2022MNRAS.510.5464K/abstract target=ref>Kaye et al. 2022</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 | 1.68 hour | |
| pl_trandurerr1 | 0.02 hour | |
| pl_trandurerr2 | -0.02 hour | |
| pl_trandurlim | 0 | |
| pl_trandurstr | 1.682±0.019 | Transit Duration [hour] |
| pl_tranmid | 2.46e6 day | |
| pl_tranmiderr1 | 4.00e-4 day | |
| pl_tranmiderr2 | -4.00e-4 day | |
| pl_tranmidlim | 0 | |
| pl_tranmidstr | 2458463.08056±0.00040 | 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 | 68.42 deg | |
| rastr | 04h33m39.86s | RA [sexagesimal] |
| releasedate | 2025-10-09 | Release Date |
| rowupdate | 2025-10-09 | 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 | 10.63 g/cm**3 | |
| st_denserr1 | 0.74 g/cm**3 | |
| st_denserr2 | -0.74 g/cm**3 | |
| st_denslim | 0 | |
| st_densstr | 10.63±0.74 | Stellar Density [g/cm**3] |
| st_logg | 4.87 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 | 4.872±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 | 0.39 Msun | |
| st_masserr1 | 8.00e-3 Msun | |
| st_masserr2 | -8.00e-3 Msun | |
| st_masslim | 0 | |
| st_massstr | 0.386±0.008 | 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 | 0.38 Rsun | |
| st_raderr1 | 8.00e-3 Rsun | |
| st_raderr2 | -8.00e-3 Rsun | |
| st_radlim | 0 | |
| st_radstr | 0.380±0.008 | Stellar Radius [Solar Radius] |
| st_radv | — | |
| st_radverr1 | — | |
| st_radverr2 | — | |
| st_radvlim | — | |
| st_radvstr | — | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=KAYE_ET_AL__2022 href=https://ui.adsabs.harvard.edu/abs/2022MNRAS.510.5464K/abstract target=ref>Kaye et al. 2022</a> | Stellar Parameter Reference |
| st_rotp | — | |
| st_rotperr1 | — | |
| st_rotperr2 | — | |
| st_rotplim | — | |
| st_rotpstr | — | Stellar Rotational Period [day] |
| st_spectype | — | Spectral Type |
| st_teff | 3506 K | |
| st_tefferr1 | 70 K | |
| st_tefferr2 | -70 K | |
| st_tefflim | 0 | |
| st_teffstr | 3506±70 | Stellar Effective Temperature [K] |
| st_vsin | — | |
| st_vsinerr1 | — | |
| st_vsinerr2 | — | |
| st_vsinlim | — | |
| st_vsinstr | — | Stellar Rotational Velocity [km/s] |
| sy_bmag | 14.19 mag | |
| sy_bmagerr1 | 0.04 mag | |
| sy_bmagerr2 | -0.04 mag | |
| sy_bmagstr | 14.194±0.043 | B (Johnson) Magnitude |
| sy_dist | 22.48 pc | |
| sy_disterr1 | 0.01 pc | |
| sy_disterr2 | -0.01 pc | |
| sy_diststr | 22.47930±0.01355 | Distance [pc] |
| sy_gaiamag | 11.63 mag | |
| sy_gaiamagerr1 | 4.76e-4 mag | |
| sy_gaiamagerr2 | -4.76e-4 mag | |
| sy_gaiamagstr | 11.630600±0.000476 | Gaia Magnitude |
| sy_gmag | — | |
| sy_gmagerr1 | — | |
| sy_gmagerr2 | — | |
| sy_gmagstr | — | g (Sloan) Magnitude |
| sy_hmag | 8.53 mag | |
| sy_hmagerr1 | 0.07 mag | |
| sy_hmagerr2 | -0.07 mag | |
| sy_hmagstr | 8.531±0.073 | 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 | 9.10 mag | |
| sy_jmagerr1 | 0.03 mag | |
| sy_jmagerr2 | -0.03 mag | |
| sy_jmagstr | 9.099±0.032 | J (2MASS) Magnitude |
| sy_kepmag | — | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | — | Kepler Magnitude |
| sy_kmag | 8.25 mag | |
| sy_kmagerr1 | 0.03 mag | |
| sy_kmagerr2 | -0.03 mag | |
| sy_kmagstr | 8.251±0.029 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | 44.46 mas | |
| sy_plxerr1 | 0.03 mas | |
| sy_plxerr2 | -0.03 mas | |
| sy_plxstr | 44.4565000±0.0265906 | Parallax [mas] |
| sy_pm | 282.22 mas/yr | |
| sy_pmdec | -269.75 mas/yr | |
| sy_pmdecerr1 | 0.05 mas/yr | |
| sy_pmdecerr2 | -0.05 mas/yr | |
| sy_pmdecstr | -269.755000±0.050689 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 0.05 mas/yr | |
| sy_pmerr2 | -0.05 mas/yr | |
| sy_pmra | 82.94 mas/yr | |
| sy_pmraerr1 | 0.05 mas/yr | |
| sy_pmraerr2 | -0.05 mas/yr | |
| sy_pmrastr | 82.9441000±0.0496865 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 282.2188579±0.0506032 | Total Proper Motion [mas/yr] |
| sy_pnum | 3 | |
| sy_refname | <a refstr=STASSUN_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....158..138S/abstract target=ref>TICv8</a> | System Parameter Reference |
| sy_rmag | — | |
| sy_rmagerr1 | — | |
| sy_rmagerr2 | — | |
| sy_rmagstr | — | r (Sloan) Magnitude |
| sy_snum | 1 | |
| sy_tmag | 10.50 mag | |
| sy_tmagerr1 | 7.36e-3 mag | |
| sy_tmagerr2 | -7.36e-3 mag | |
| sy_tmagstr | 10.4981000±0.0073581 | TESS Magnitude |
| sy_umag | — | |
| sy_umagerr1 | — | |
| sy_umagerr2 | — | |
| sy_umagstr | — | u (Sloan) Magnitude |
| sy_vmag | 12.60 mag | |
| sy_vmagerr1 | 0.04 mag | |
| sy_vmagerr2 | -0.04 mag | |
| sy_vmagstr | 12.603±0.039 | 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 | — | |
| sy_zmagerr1 | — | |
| sy_zmagerr2 | — | |
| sy_zmagstr | — | z (Sloan) Magnitude |
| tic_id | TIC 259377017 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 1 | |
| x | 0.23 | |
| y | 0.57 | |
| z | -0.79 |
Transit • 2019 • Transiting Exoplanet Survey Satellite (TESS)
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -51.96 deg | |
| decstr | -51d57m26.62s | Dec [sexagesimal] |
| default_flag | 0 | |
| disc_facility | Transiting Exoplanet Survey Satellite (TESS) | Discovery Facility |
| disc_instrument | TESS CCD Array | Discovery Instrument |
| disc_locale | Space | Discovery Locale |
| disc_pubdate | 2019-07 | Discovery Publication Date |
| disc_refname | <a refstr=G_UUML_NTHER_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019NatAs...3.1099G/abstract target=ref>Günther et al. 2019</a> | Discovery Reference |
| disc_telescope | 0.1 m TESS Telescope | Discovery Telescope |
| disc_year | 2019 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | -71.90 deg | |
| elon | 43.14 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 4781196115469953024 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 4781196115469953024 | Gaia DR3 ID |
| glat | -42.01 deg | |
| glon | 259.77 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | TOI-270 | Host Name |
| htm20 | 224185686 | |
| 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 | 424 K | |
| pl_eqterr1 | 20 K | |
| pl_eqterr2 | -19 K | |
| pl_eqtlim | 0 | |
| pl_eqtstr | <div><span class="supersubNumber">424</span><span class="superscript">+20</span><span class="subscript">-19</span></div> | Equilibrium Temperature [K] |
| pl_imppar | 0.22 | |
| pl_impparerr1 | 0.17 | |
| pl_impparerr2 | -0.14 | |
| pl_impparlim | 0 | |
| pl_impparstr | <div><span class="supersubNumber">0.22</span><span class="superscript">+0.17</span><span class="subscript">-0.14</span></div> | Impact Parameter |
| pl_insol | — | |
| pl_insolerr1 | — | |
| pl_insolerr2 | — | |
| pl_insollim | — | |
| pl_insolstr | — | Insolation Flux [Earth Flux] |
| pl_letter | c | 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 | TOI-270 c | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 1 | |
| pl_ntranspec | 1 | |
| 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 | 89.53 deg | |
| pl_orbinclerr1 | 0.30 deg | |
| pl_orbinclerr2 | -0.42 deg | |
| pl_orbincllim | 0 | |
| pl_orbinclstr | <div><span class="supersubNumber">89.53</span><span class="superscript">+0.30</span><span class="subscript">-0.42</span></div> | Inclination [deg] |
| pl_orblper | — | |
| pl_orblpererr1 | — | |
| pl_orblpererr2 | — | |
| pl_orblperlim | — | |
| pl_orblperstr | — | Argument of Periastron [deg] |
| pl_orbper | 5.66 day | |
| pl_orbpererr1 | 3.50e-5 day | |
| pl_orbpererr2 | -3.50e-5 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | 5.660172±0.000035 | Orbital Period [day] |
| pl_orbsmax | 0.05 au | |
| pl_orbsmaxerr1 | 3.00e-3 au | |
| pl_orbsmaxerr2 | -3.30e-3 au | |
| pl_orbsmaxlim | 0 | |
| pl_orbsmaxstr | <div><span class="supersubNumber">0.0472</span><span class="superscript">+0.0030</span><span class="subscript">-0.0033</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 | 2019-07 | Planetary Parameter Reference Publication Date |
| pl_rade | 2.42 Rearth | |
| pl_radeerr1 | 0.13 Rearth | |
| pl_radeerr2 | -0.13 Rearth | |
| pl_radelim | 0 | |
| pl_radestr | 2.42±0.13 | Planet Radius [Earth Radius] |
| pl_radj | 0.22 Rjupiter | |
| pl_radjerr1 | 0.01 Rjupiter | |
| pl_radjerr2 | -0.01 Rjupiter | |
| pl_radjlim | 0 | |
| pl_radjstr | 0.216±0.012 | Planet Radius [Jupiter Radius] |
| pl_ratdor | 27.01 | |
| pl_ratdorerr1 | 0.60 | |
| pl_ratdorerr2 | -1.58 | |
| pl_ratdorlim | 0 | |
| pl_ratdorstr | <div><span class="supersubNumber">27.01</span><span class="superscript">+0.60</span><span class="subscript">-1.58</span></div> | Ratio of Semi-Major Axis to Stellar Radius |
| pl_ratror | 0.06 | |
| pl_ratrorerr1 | 7.90e-4 | |
| pl_ratrorerr2 | -5.80e-4 | |
| pl_ratrorlim | 0 | |
| pl_ratrorstr | <div><span class="supersubNumber">0.05825</span><span class="superscript">+0.00079</span><span class="subscript">-0.00058</span></div> | Ratio of Planet to Stellar Radius |
| pl_refname | <a refstr=G_UUML_NTHER_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019NatAs...3.1099G/abstract target=ref>Günther et al. 2019</a> | Planetary Parameter Reference |
| pl_rvamp | — | |
| pl_rvamperr1 | — | |
| pl_rvamperr2 | — | |
| pl_rvamplim | — | |
| pl_rvampstr | — | Radial Velocity Amplitude [m/s] |
| pl_trandep | 0.34 % | |
| pl_trandeperr1 | 9.40e-3 % | |
| pl_trandeperr2 | -6.80e-3 % | |
| pl_trandeplim | 0 | |
| pl_trandepstr | <div><span class="supersubNumber">0.3394</span><span class="superscript">+0.0094</span><span class="subscript">-0.0068</span></div> | Transit Depth [%] |
| pl_trandur | 1.66 hour | |
| pl_trandurerr1 | 0.01 hour | |
| pl_trandurerr2 | -0.01 hour | |
| pl_trandurlim | 0 | |
| pl_trandurstr | <div><span class="supersubNumber">1.658</span><span class="superscript">+0.015</span><span class="subscript">-0.012</span></div> | Transit Duration [hour] |
| pl_tranmid | 2.46e6 day | |
| pl_tranmiderr1 | 2.50e-4 day | |
| pl_tranmiderr2 | -2.50e-4 day | |
| pl_tranmidlim | 0 | |
| pl_tranmidstr | 2458463.08481±0.00025 | 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 | 68.42 deg | |
| rastr | 04h33m39.86s | RA [sexagesimal] |
| releasedate | 2019-08-01 | Release Date |
| rowupdate | 2019-07-29 | 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 | 10.50 g/cm**3 | |
| st_denserr1 | 1.40 g/cm**3 | |
| st_denserr2 | -2.20 g/cm**3 | |
| st_denslim | 0 | |
| st_densstr | <div><span class="supersubNumber">10.5</span><span class="superscript">+1.4</span><span class="subscript">-2.2</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 | -1.77 log(Lsun) | |
| st_lumerr1 | 0.05 log(Lsun) | |
| st_lumerr2 | -0.05 log(Lsun) | |
| st_lumlim | 0 | |
| st_lumstr | <div><span class="supersubNumber">-1.8</span><span class="superscript">+0.0</span><span class="subscript">-0.1</span></div> | Stellar Luminosity [log(Solar)] |
| st_mass | 0.40 Msun | |
| st_masserr1 | 0.02 Msun | |
| st_masserr2 | -0.02 Msun | |
| st_masslim | 0 | |
| st_massstr | 0.40±0.02 | Stellar Mass [Solar mass] |
| st_met | -0.17 dex | |
| st_meterr1 | 0.10 dex | |
| st_meterr2 | -0.10 dex | |
| st_metlim | 0 | |
| st_metratio | [Fe/H] | Stellar Metallicity Ratio |
| st_metstr | -0.17±0.10 | Stellar Metallicity [dex] |
| st_nphot | 0 | |
| st_nrvc | 0 | |
| st_nspec | 0 | |
| st_rad | 0.38 Rsun | |
| st_raderr1 | 0.02 Rsun | |
| st_raderr2 | -0.02 Rsun | |
| st_radlim | 0 | |
| st_radstr | 0.38±0.02 | Stellar Radius [Solar Radius] |
| st_radv | — | |
| st_radverr1 | — | |
| st_radverr2 | — | |
| st_radvlim | — | |
| st_radvstr | — | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=G_UUML_NTHER_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019NatAs...3.1099G/abstract target=ref>Günther et al. 2019</a> | Stellar Parameter Reference |
| st_rotp | — | |
| st_rotperr1 | — | |
| st_rotperr2 | — | |
| st_rotplim | — | |
| st_rotpstr | — | Stellar Rotational Period [day] |
| st_spectype | M3.0 V | Spectral Type |
| st_teff | 3386 K | |
| st_tefferr1 | 137 K | |
| st_tefferr2 | -131 K | |
| st_tefflim | 0 | |
| st_teffstr | <div><span class="supersubNumber">3386</span><span class="superscript">+137</span><span class="subscript">-131</span></div> | Stellar Effective Temperature [K] |
| st_vsin | — | |
| st_vsinerr1 | — | |
| st_vsinerr2 | — | |
| st_vsinlim | — | |
| st_vsinstr | — | Stellar Rotational Velocity [km/s] |
| sy_bmag | 14.19 mag | |
| sy_bmagerr1 | 0.04 mag | |
| sy_bmagerr2 | -0.04 mag | |
| sy_bmagstr | 14.194±0.043 | B (Johnson) Magnitude |
| sy_dist | 22.48 pc | |
| sy_disterr1 | 0.01 pc | |
| sy_disterr2 | -0.01 pc | |
| sy_diststr | 22.47930±0.01355 | Distance [pc] |
| sy_gaiamag | 11.63 mag | |
| sy_gaiamagerr1 | 4.76e-4 mag | |
| sy_gaiamagerr2 | -4.76e-4 mag | |
| sy_gaiamagstr | 11.630600±0.000476 | Gaia Magnitude |
| sy_gmag | — | |
| sy_gmagerr1 | — | |
| sy_gmagerr2 | — | |
| sy_gmagstr | — | g (Sloan) Magnitude |
| sy_hmag | 8.53 mag | |
| sy_hmagerr1 | 0.07 mag | |
| sy_hmagerr2 | -0.07 mag | |
| sy_hmagstr | 8.531±0.073 | 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 | 9.10 mag | |
| sy_jmagerr1 | 0.03 mag | |
| sy_jmagerr2 | -0.03 mag | |
| sy_jmagstr | 9.099±0.032 | J (2MASS) Magnitude |
| sy_kepmag | — | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | — | Kepler Magnitude |
| sy_kmag | 8.25 mag | |
| sy_kmagerr1 | 0.03 mag | |
| sy_kmagerr2 | -0.03 mag | |
| sy_kmagstr | 8.251±0.029 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | 44.46 mas | |
| sy_plxerr1 | 0.03 mas | |
| sy_plxerr2 | -0.03 mas | |
| sy_plxstr | 44.4565000±0.0265906 | Parallax [mas] |
| sy_pm | 282.22 mas/yr | |
| sy_pmdec | -269.75 mas/yr | |
| sy_pmdecerr1 | 0.05 mas/yr | |
| sy_pmdecerr2 | -0.05 mas/yr | |
| sy_pmdecstr | -269.755000±0.050689 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 0.05 mas/yr | |
| sy_pmerr2 | -0.05 mas/yr | |
| sy_pmra | 82.94 mas/yr | |
| sy_pmraerr1 | 0.05 mas/yr | |
| sy_pmraerr2 | -0.05 mas/yr | |
| sy_pmrastr | 82.9441000±0.0496865 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 282.2188579±0.0506032 | Total Proper Motion [mas/yr] |
| sy_pnum | 3 | |
| sy_refname | <a refstr=STASSUN_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....158..138S/abstract target=ref>TICv8</a> | System Parameter Reference |
| sy_rmag | — | |
| sy_rmagerr1 | — | |
| sy_rmagerr2 | — | |
| sy_rmagstr | — | r (Sloan) Magnitude |
| sy_snum | 1 | |
| sy_tmag | 10.50 mag | |
| sy_tmagerr1 | 7.36e-3 mag | |
| sy_tmagerr2 | -7.36e-3 mag | |
| sy_tmagstr | 10.4981000±0.0073581 | TESS Magnitude |
| sy_umag | — | |
| sy_umagerr1 | — | |
| sy_umagerr2 | — | |
| sy_umagstr | — | u (Sloan) Magnitude |
| sy_vmag | 12.60 mag | |
| sy_vmagerr1 | 0.04 mag | |
| sy_vmagerr2 | -0.04 mag | |
| sy_vmagstr | 12.603±0.039 | 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 | — | |
| sy_zmagerr1 | — | |
| sy_zmagerr2 | — | |
| sy_zmagstr | — | z (Sloan) Magnitude |
| tic_id | TIC 259377017 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 1 | |
| x | 0.23 | |
| y | 0.57 | |
| z | -0.79 |
Transit • 2019 • Transiting Exoplanet Survey Satellite (TESS)
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -51.96 deg | |
| decstr | -51d57m26.62s | Dec [sexagesimal] |
| default_flag | 0 | |
| disc_facility | Transiting Exoplanet Survey Satellite (TESS) | Discovery Facility |
| disc_instrument | TESS CCD Array | Discovery Instrument |
| disc_locale | Space | Discovery Locale |
| disc_pubdate | 2019-07 | Discovery Publication Date |
| disc_refname | <a refstr=G_UUML_NTHER_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019NatAs...3.1099G/abstract target=ref>Günther et al. 2019</a> | Discovery Reference |
| disc_telescope | 0.1 m TESS Telescope | Discovery Telescope |
| disc_year | 2019 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | -71.90 deg | |
| elon | 43.14 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 4781196115469953024 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 4781196115469953024 | Gaia DR3 ID |
| glat | -42.01 deg | |
| glon | 259.77 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | TOI-270 | Host Name |
| htm20 | 224185686 | |
| 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 | 452.87 K | |
| pl_eqterr1 | — | |
| pl_eqterr2 | — | |
| pl_eqtlim | 0 | |
| pl_eqtstr | 452.870922604814 | Equilibrium Temperature [K] |
| pl_imppar | — | |
| pl_impparerr1 | — | |
| pl_impparerr2 | — | |
| pl_impparlim | — | |
| pl_impparstr | — | Impact Parameter |
| pl_insol | 9.94 Searth | |
| pl_insolerr1 | — | |
| pl_insolerr2 | — | |
| pl_insollim | 0 | |
| pl_insolstr | 9.94074078795448 | Insolation Flux [Earth Flux] |
| pl_letter | c | 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 | TOI-270 c | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 1 | |
| pl_ntranspec | 1 | |
| 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 | 5.66 day | |
| pl_orbpererr1 | 3.86e-6 day | |
| pl_orbpererr2 | -3.86e-6 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | 5.66056931603069±0.00000385838100 | 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 | 2.41 Rearth | |
| pl_radeerr1 | 0.12 Rearth | |
| pl_radeerr2 | -0.12 Rearth | |
| pl_radelim | 0 | |
| pl_radestr | 2.40708723087558±0.11973171000000 | Planet Radius [Earth Radius] |
| pl_radj | 0.21 Rjupiter | |
| pl_radjerr1 | 0.01 Rjupiter | |
| pl_radjerr2 | -0.01 Rjupiter | |
| pl_radjlim | 0 | |
| pl_radjstr | 0.214746308812502±0.010681766094931 | 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 | 0.39 % | |
| pl_trandeperr1 | 6.61e-3 % | |
| pl_trandeperr2 | -6.61e-3 % | |
| pl_trandeplim | 0 | |
| pl_trandepstr | 0.385610608521182±0.006609782000000 | Transit Depth [%] |
| pl_trandur | 1.66 hour | |
| pl_trandurerr1 | 0.05 hour | |
| pl_trandurerr2 | -0.05 hour | |
| pl_trandurlim | 0 | |
| pl_trandurstr | 1.66317040312773±0.05289611600000 | Transit Duration [hour] |
| pl_tranmid | 2.46e6 day | |
| pl_tranmiderr1 | 5.28e-4 day | |
| pl_tranmiderr2 | -5.28e-4 day | |
| pl_tranmidlim | 0 | |
| pl_tranmidstr | 2459198.9614540±0.0005277 | 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 | 68.42 deg | |
| rastr | 04h33m39.86s | RA [sexagesimal] |
| releasedate | 2024-09-16 | Release Date |
| rowupdate | 2024-09-16 | 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 | 4.84 log(cm/s**2) | |
| st_loggerr1 | 0.38 log(cm/s**2) | |
| st_loggerr2 | -0.38 log(cm/s**2) | |
| st_logglim | 0 | |
| st_loggstr | 4.839820±0.382963 | 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 | 0.37 Rsun | |
| st_raderr1 | 0.01 Rsun | |
| st_raderr2 | -0.01 Rsun | |
| st_radlim | 0 | |
| st_radstr | 0.374357998371124±0.011495700000000 | 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 | 3551 K | |
| st_tefferr1 | 74 K | |
| st_tefferr2 | -74 K | |
| st_tefflim | 0 | |
| st_teffstr | 3551±74 | Stellar Effective Temperature [K] |
| st_vsin | — | |
| st_vsinerr1 | — | |
| st_vsinerr2 | — | |
| st_vsinlim | — | |
| st_vsinstr | — | Stellar Rotational Velocity [km/s] |
| sy_bmag | 14.19 mag | |
| sy_bmagerr1 | 0.04 mag | |
| sy_bmagerr2 | -0.04 mag | |
| sy_bmagstr | 14.194±0.043 | B (Johnson) Magnitude |
| sy_dist | 22.48 pc | |
| sy_disterr1 | 0.01 pc | |
| sy_disterr2 | -0.01 pc | |
| sy_diststr | 22.47930±0.01355 | Distance [pc] |
| sy_gaiamag | 11.63 mag | |
| sy_gaiamagerr1 | 4.76e-4 mag | |
| sy_gaiamagerr2 | -4.76e-4 mag | |
| sy_gaiamagstr | 11.630600±0.000476 | Gaia Magnitude |
| sy_gmag | — | |
| sy_gmagerr1 | — | |
| sy_gmagerr2 | — | |
| sy_gmagstr | — | g (Sloan) Magnitude |
| sy_hmag | 8.53 mag | |
| sy_hmagerr1 | 0.07 mag | |
| sy_hmagerr2 | -0.07 mag | |
| sy_hmagstr | 8.531±0.073 | 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 | 9.10 mag | |
| sy_jmagerr1 | 0.03 mag | |
| sy_jmagerr2 | -0.03 mag | |
| sy_jmagstr | 9.099±0.032 | J (2MASS) Magnitude |
| sy_kepmag | — | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | — | Kepler Magnitude |
| sy_kmag | 8.25 mag | |
| sy_kmagerr1 | 0.03 mag | |
| sy_kmagerr2 | -0.03 mag | |
| sy_kmagstr | 8.251±0.029 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | 44.46 mas | |
| sy_plxerr1 | 0.03 mas | |
| sy_plxerr2 | -0.03 mas | |
| sy_plxstr | 44.4565000±0.0265906 | Parallax [mas] |
| sy_pm | 282.22 mas/yr | |
| sy_pmdec | -269.75 mas/yr | |
| sy_pmdecerr1 | 0.05 mas/yr | |
| sy_pmdecerr2 | -0.05 mas/yr | |
| sy_pmdecstr | -269.755000±0.050689 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 0.05 mas/yr | |
| sy_pmerr2 | -0.05 mas/yr | |
| sy_pmra | 82.94 mas/yr | |
| sy_pmraerr1 | 0.05 mas/yr | |
| sy_pmraerr2 | -0.05 mas/yr | |
| sy_pmrastr | 82.9441000±0.0496865 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 282.2188579±0.0506032 | Total Proper Motion [mas/yr] |
| sy_pnum | 3 | |
| sy_refname | <a refstr=STASSUN_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....158..138S/abstract target=ref>TICv8</a> | System Parameter Reference |
| sy_rmag | — | |
| sy_rmagerr1 | — | |
| sy_rmagerr2 | — | |
| sy_rmagstr | — | r (Sloan) Magnitude |
| sy_snum | 1 | |
| sy_tmag | 10.50 mag | |
| sy_tmagerr1 | 7.36e-3 mag | |
| sy_tmagerr2 | -7.36e-3 mag | |
| sy_tmagstr | 10.4981000±0.0073581 | TESS Magnitude |
| sy_umag | — | |
| sy_umagerr1 | — | |
| sy_umagerr2 | — | |
| sy_umagstr | — | u (Sloan) Magnitude |
| sy_vmag | 12.60 mag | |
| sy_vmagerr1 | 0.04 mag | |
| sy_vmagerr2 | -0.04 mag | |
| sy_vmagstr | 12.603±0.039 | 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 | — | |
| sy_zmagerr1 | — | |
| sy_zmagerr2 | — | |
| sy_zmagstr | — | z (Sloan) Magnitude |
| tic_id | TIC 259377017 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 1 | |
| x | 0.23 | |
| y | 0.57 | |
| z | -0.79 |
Transit • 2019 • Transiting Exoplanet Survey Satellite (TESS)
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -51.96 deg | |
| decstr | -51d57m26.62s | Dec [sexagesimal] |
| default_flag | 0 | |
| disc_facility | Transiting Exoplanet Survey Satellite (TESS) | Discovery Facility |
| disc_instrument | TESS CCD Array | Discovery Instrument |
| disc_locale | Space | Discovery Locale |
| disc_pubdate | 2019-07 | Discovery Publication Date |
| disc_refname | <a refstr=G_UUML_NTHER_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019NatAs...3.1099G/abstract target=ref>Günther et al. 2019</a> | Discovery Reference |
| disc_telescope | 0.1 m TESS Telescope | Discovery Telescope |
| disc_year | 2019 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | -71.90 deg | |
| elon | 43.14 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 4781196115469953024 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 4781196115469953024 | Gaia DR3 ID |
| glat | -42.01 deg | |
| glon | 259.77 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | TOI-270 | Host Name |
| htm20 | 224185686 | |
| ima_flag | 0 | |
| micro_flag | 0 | |
| obm_flag | 0 | |
| pl_bmasse | 6.15 Mearth | |
| pl_bmasseerr1 | 0.37 Mearth | |
| pl_bmasseerr2 | -0.37 Mearth | |
| pl_bmasselim | 0 | |
| pl_bmassestr | 6.15±0.37 | Planet Mass or Mass*sin(i) [Earth Mass] |
| pl_bmassj | 0.02 Mjupiter | |
| pl_bmassjerr1 | 1.16e-3 Mjupiter | |
| pl_bmassjerr2 | -1.16e-3 Mjupiter | |
| pl_bmassjlim | 0 | |
| pl_bmassjstr | 0.0194±0.0012 | 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 | 2.60 g/cm**3 | |
| pl_denserr1 | 0.26 g/cm**3 | |
| pl_denserr2 | -0.26 g/cm**3 | |
| pl_denslim | 0 | |
| pl_densstr | 2.60±0.26 | Planet Density [g/cm**3] |
| pl_eqt | 488 K | |
| pl_eqterr1 | 12 K | |
| pl_eqterr2 | -12 K | |
| pl_eqtlim | 0 | |
| pl_eqtstr | 488±12 | Equilibrium Temperature [K] |
| pl_imppar | 0.28 | |
| pl_impparerr1 | 0.11 | |
| pl_impparerr2 | -0.11 | |
| pl_impparlim | 0 | |
| pl_impparstr | 0.28±0.11 | Impact Parameter |
| pl_insol | — | |
| pl_insolerr1 | — | |
| pl_insolerr2 | — | |
| pl_insollim | — | |
| pl_insolstr | — | Insolation Flux [Earth Flux] |
| pl_letter | c | Planet Letter |
| pl_masse | 6.15 Mearth | |
| pl_masseerr1 | 0.37 Mearth | |
| pl_masseerr2 | -0.37 Mearth | |
| pl_masselim | 0 | |
| pl_massestr | 6.15±0.37 | Planet Mass [Earth Mass] |
| pl_massj | 0.02 Mjupiter | |
| pl_massjerr1 | 1.16e-3 Mjupiter | |
| pl_massjerr2 | -1.16e-3 Mjupiter | |
| pl_massjlim | 0 | |
| pl_massjstr | 0.0194±0.0012 | 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 | TOI-270 c | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 1 | |
| pl_ntranspec | 1 | |
| pl_occdep | — | |
| pl_occdeperr1 | — | |
| pl_occdeperr2 | — | |
| pl_occdeplim | — | |
| pl_occdepstr | — | Occultation Depth [%] |
| pl_orbeccen | 0.03 | |
| pl_orbeccenerr1 | 0.02 | |
| pl_orbeccenerr2 | -0.02 | |
| pl_orbeccenlim | 0 | |
| pl_orbeccenstr | 0.027±0.021 | Eccentricity |
| pl_orbincl | 89.36 deg | |
| pl_orbinclerr1 | 0.24 deg | |
| pl_orbinclerr2 | -0.24 deg | |
| pl_orbincllim | 0 | |
| pl_orbinclstr | 89.36±0.24 | Inclination [deg] |
| pl_orblper | 10 deg | |
| pl_orblpererr1 | 90 deg | |
| pl_orblpererr2 | -90 deg | |
| pl_orblperlim | 0 | |
| pl_orblperstr | 10±90 | Argument of Periastron [deg] |
| pl_orbper | 5.66 day | |
| pl_orbpererr1 | 3.10e-6 day | |
| pl_orbpererr2 | -3.10e-6 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | 5.6605731±0.0000031 | Orbital Period [day] |
| pl_orbsmax | 0.05 au | |
| pl_orbsmaxerr1 | 3.10e-4 au | |
| pl_orbsmaxerr2 | -3.10e-4 au | |
| pl_orbsmaxlim | 0 | |
| pl_orbsmaxstr | 0.04526±0.00031 | 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 | 2021-10 | Planetary Parameter Reference Publication Date |
| pl_rade | 2.35 Rearth | |
| pl_radeerr1 | 0.06 Rearth | |
| pl_radeerr2 | -0.06 Rearth | |
| pl_radelim | 0 | |
| pl_radestr | 2.355±0.064 | Planet Radius [Earth Radius] |
| pl_radj | 0.21 Rjupiter | |
| pl_radjerr1 | 5.71e-3 Rjupiter | |
| pl_radjerr2 | -5.71e-3 Rjupiter | |
| pl_radjlim | 0 | |
| pl_radjstr | 0.2101±0.0057 | Planet Radius [Jupiter Radius] |
| pl_ratdor | — | |
| pl_ratdorerr1 | — | |
| pl_ratdorerr2 | — | |
| pl_ratdorlim | — | |
| pl_ratdorstr | — | Ratio of Semi-Major Axis to Stellar Radius |
| pl_ratror | 0.06 | |
| pl_ratrorerr1 | 7.10e-4 | |
| pl_ratrorerr2 | -7.10e-4 | |
| pl_ratrorlim | 0 | |
| pl_ratrorstr | 0.05701±0.00071 | Ratio of Planet to Stellar Radius |
| pl_refname | <a refstr=VAN_EYLEN_ET_AL__2021 href=https://ui.adsabs.harvard.edu/abs/2021MNRAS.507.2154V/abstract target=ref>Van Eylen et al. 2021</a> | Planetary Parameter Reference |
| pl_rvamp | 4.16 m/s | |
| pl_rvamperr1 | 0.24 m/s | |
| pl_rvamperr2 | -0.24 m/s | |
| pl_rvamplim | 0 | |
| pl_rvampstr | 4.16±0.24 | 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 | 2.90e-4 day | |
| pl_tranmiderr2 | -2.90e-4 day | |
| pl_tranmidlim | 0 | |
| pl_tranmidstr | 2458389.50285±0.00029 | 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 | 68.42 deg | |
| rastr | 04h33m39.86s | RA [sexagesimal] |
| releasedate | 2021-08-03 | Release Date |
| rowupdate | 2021-08-03 | 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 | 7.20 g/cm**3 | |
| st_denserr1 | 0.63 g/cm**3 | |
| st_denserr2 | -0.63 g/cm**3 | |
| st_denslim | 0 | |
| st_densstr | 7.20±0.63 | Stellar Density [g/cm**3] |
| st_logg | 4.87 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 | 4.872±0.026 | Stellar Surface Gravity [log(cm/s**2)] |
| st_lum | -1.71 log(Lsun) | |
| st_lumerr1 | 0.04 log(Lsun) | |
| st_lumerr2 | -0.04 log(Lsun) | |
| st_lumlim | 0 | |
| st_lumstr | <div><span class="supersubNumber">-1.71</span><span class="superscript">+0.04</span><span class="subscript">-0.04</span></div> | Stellar Luminosity [log(Solar)] |
| st_mass | 0.39 Msun | |
| st_masserr1 | 8.00e-3 Msun | |
| st_masserr2 | -8.00e-3 Msun | |
| st_masslim | 0 | |
| st_massstr | 0.386±0.008 | Stellar Mass [Solar mass] |
| st_met | -0.20 dex | |
| st_meterr1 | 0.12 dex | |
| st_meterr2 | -0.12 dex | |
| st_metlim | 0 | |
| st_metratio | [Fe/H] | Stellar Metallicity Ratio |
| st_metstr | -0.20±0.12 | Stellar Metallicity [dex] |
| st_nphot | 0 | |
| st_nrvc | 0 | |
| st_nspec | 0 | |
| st_rad | 0.38 Rsun | |
| st_raderr1 | 0.01 Rsun | |
| st_raderr2 | -0.01 Rsun | |
| st_radlim | 0 | |
| st_radstr | 0.378±0.011 | Stellar Radius [Solar Radius] |
| st_radv | — | |
| st_radverr1 | — | |
| st_radverr2 | — | |
| st_radvlim | — | |
| st_radvstr | — | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=VAN_EYLEN_ET_AL__2021 href=https://ui.adsabs.harvard.edu/abs/2021MNRAS.507.2154V/abstract target=ref>Van Eylen et al. 2021</a> | Stellar Parameter Reference |
| st_rotp | — | |
| st_rotperr1 | — | |
| st_rotperr2 | — | |
| st_rotplim | — | |
| st_rotpstr | — | Stellar Rotational Period [day] |
| st_spectype | M | Spectral Type |
| st_teff | 3506 K | |
| st_tefferr1 | 70 K | |
| st_tefferr2 | -70 K | |
| st_tefflim | 0 | |
| st_teffstr | 3506±70 | Stellar Effective Temperature [K] |
| st_vsin | — | |
| st_vsinerr1 | — | |
| st_vsinerr2 | — | |
| st_vsinlim | — | |
| st_vsinstr | — | Stellar Rotational Velocity [km/s] |
| sy_bmag | 14.19 mag | |
| sy_bmagerr1 | 0.04 mag | |
| sy_bmagerr2 | -0.04 mag | |
| sy_bmagstr | 14.194±0.043 | B (Johnson) Magnitude |
| sy_dist | 22.48 pc | |
| sy_disterr1 | 0.01 pc | |
| sy_disterr2 | -0.01 pc | |
| sy_diststr | 22.47930±0.01355 | Distance [pc] |
| sy_gaiamag | 11.63 mag | |
| sy_gaiamagerr1 | 4.76e-4 mag | |
| sy_gaiamagerr2 | -4.76e-4 mag | |
| sy_gaiamagstr | 11.630600±0.000476 | Gaia Magnitude |
| sy_gmag | — | |
| sy_gmagerr1 | — | |
| sy_gmagerr2 | — | |
| sy_gmagstr | — | g (Sloan) Magnitude |
| sy_hmag | 8.53 mag | |
| sy_hmagerr1 | 0.07 mag | |
| sy_hmagerr2 | -0.07 mag | |
| sy_hmagstr | 8.531±0.073 | 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 | 9.10 mag | |
| sy_jmagerr1 | 0.03 mag | |
| sy_jmagerr2 | -0.03 mag | |
| sy_jmagstr | 9.099±0.032 | J (2MASS) Magnitude |
| sy_kepmag | — | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | — | Kepler Magnitude |
| sy_kmag | 8.25 mag | |
| sy_kmagerr1 | 0.03 mag | |
| sy_kmagerr2 | -0.03 mag | |
| sy_kmagstr | 8.251±0.029 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | 44.46 mas | |
| sy_plxerr1 | 0.03 mas | |
| sy_plxerr2 | -0.03 mas | |
| sy_plxstr | 44.4565000±0.0265906 | Parallax [mas] |
| sy_pm | 282.22 mas/yr | |
| sy_pmdec | -269.75 mas/yr | |
| sy_pmdecerr1 | 0.05 mas/yr | |
| sy_pmdecerr2 | -0.05 mas/yr | |
| sy_pmdecstr | -269.755000±0.050689 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 0.05 mas/yr | |
| sy_pmerr2 | -0.05 mas/yr | |
| sy_pmra | 82.94 mas/yr | |
| sy_pmraerr1 | 0.05 mas/yr | |
| sy_pmraerr2 | -0.05 mas/yr | |
| sy_pmrastr | 82.9441000±0.0496865 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 282.2188579±0.0506032 | Total Proper Motion [mas/yr] |
| sy_pnum | 3 | |
| sy_refname | <a refstr=STASSUN_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019AJ....158..138S/abstract target=ref>TICv8</a> | System Parameter Reference |
| sy_rmag | — | |
| sy_rmagerr1 | — | |
| sy_rmagerr2 | — | |
| sy_rmagstr | — | r (Sloan) Magnitude |
| sy_snum | 1 | |
| sy_tmag | 10.50 mag | |
| sy_tmagerr1 | 7.36e-3 mag | |
| sy_tmagerr2 | -7.36e-3 mag | |
| sy_tmagstr | 10.4981000±0.0073581 | TESS Magnitude |
| sy_umag | — | |
| sy_umagerr1 | — | |
| sy_umagerr2 | — | |
| sy_umagstr | — | u (Sloan) Magnitude |
| sy_vmag | 12.60 mag | |
| sy_vmagerr1 | 0.04 mag | |
| sy_vmagerr2 | -0.04 mag | |
| sy_vmagstr | 12.603±0.039 | 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 | — | |
| sy_zmagerr1 | — | |
| sy_zmagerr2 | — | |
| sy_zmagstr | — | z (Sloan) Magnitude |
| tic_id | TIC 259377017 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 1 | |
| x | 0.23 | |
| y | 0.57 | |
| z | -0.79 |