Exoplanet Records
Transit • 2017 • K2
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -10.85 deg | |
| decstr | -10d50m59.06s | Dec [sexagesimal] |
| default_flag | 0 | |
| disc_facility | K2 | Discovery Facility |
| disc_instrument | Kepler CCD Array | Discovery Instrument |
| disc_locale | Space | Discovery Locale |
| disc_pubdate | 2018-02 | Discovery Publication Date |
| disc_refname | <a refstr=CHRISTIANSEN_ET_AL__2018 href=https://ui.adsabs.harvard.edu/abs/2018AJ....155...57C/abstract target=ref>Christiansen et al. 2018</a> | Discovery Reference |
| disc_telescope | 0.95 m Kepler Telescope | Discovery Telescope |
| disc_year | 2017 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | -5.61 deg | |
| elon | 345.59 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 2413596935442139520 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 2413596935442139520 | Gaia DR3 ID |
| glat | -62.24 deg | |
| glon | 64.22 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | K2-138 | Host Name |
| htm20 | 217304828 | |
| ima_flag | 0 | |
| micro_flag | 0 | |
| obm_flag | 0 | |
| pl_bmasse | — | |
| pl_bmasseerr1 | — | |
| pl_bmasseerr2 | — | |
| pl_bmasselim | — | |
| pl_bmassestr | — | Planet Mass or Mass*sin(i) [Earth Mass] |
| pl_bmassj | — | |
| pl_bmassjerr1 | — | |
| pl_bmassjerr2 | — | |
| pl_bmassjlim | — | |
| pl_bmassjstr | — | Planet Mass or Mass*sin(i) [Jupiter Mass] |
| pl_bmassprov | — | Planet Mass or Mass*sin(i) Provenance |
| pl_cmasse | — | |
| pl_cmasseerr1 | — | |
| pl_cmasseerr2 | — | |
| pl_cmasselim | — | |
| pl_cmassestr | — | Planet Mass*sin(i)/sin(i) [Earth Mass] |
| pl_cmassj | — | |
| pl_cmassjerr1 | — | |
| pl_cmassjerr2 | — | |
| pl_cmassjlim | — | |
| pl_cmassjstr | — | Planet Mass*sin(i)/sin(i) [Jupiter Mass] |
| pl_controv_flag | 0 | |
| pl_dens | — | |
| pl_denserr1 | — | |
| pl_denserr2 | — | |
| pl_denslim | — | |
| pl_densstr | — | Planet Density [g/cm**3] |
| pl_eqt | — | |
| pl_eqterr1 | — | |
| pl_eqterr2 | — | |
| pl_eqtlim | — | |
| pl_eqtstr | — | Equilibrium Temperature [K] |
| pl_imppar | 0.44 | |
| pl_impparerr1 | 0.31 | |
| pl_impparerr2 | -0.30 | |
| pl_impparlim | 0 | |
| pl_impparstr | <div><span class="supersubNumber">0.44</span><span class="superscript">+0.31</span><span class="subscript">-0.30</span></div> | Impact Parameter |
| pl_insol | 91.10 Searth | |
| pl_insolerr1 | 7 Searth | |
| pl_insolerr2 | -6.60 Searth | |
| pl_insollim | 0 | |
| pl_insolstr | <div><span class="supersubNumber">91.1</span><span class="superscript">+7.0</span><span class="subscript">-6.6</span></div> | Insolation Flux [Earth Flux] |
| pl_letter | e | Planet Letter |
| pl_masse | — | |
| pl_masseerr1 | — | |
| pl_masseerr2 | — | |
| pl_masselim | — | |
| pl_massestr | — | Planet Mass [Earth Mass] |
| pl_massj | — | |
| pl_massjerr1 | — | |
| pl_massjerr2 | — | |
| pl_massjlim | — | |
| pl_massjstr | — | Planet Mass [Jupiter Mass] |
| pl_msinie | — | |
| pl_msinieerr1 | — | |
| pl_msinieerr2 | — | |
| pl_msinielim | — | |
| pl_msiniestr | — | Planet Mass*sin(i) [Earth Mass] |
| pl_msinij | — | |
| pl_msinijerr1 | — | |
| pl_msinijerr2 | — | |
| pl_msinijlim | — | |
| pl_msinijstr | — | Planet Mass*sin(i) [Jupiter Mass] |
| pl_name | K2-138 e | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 1 | |
| pl_ntranspec | 0 | |
| pl_occdep | — | |
| pl_occdeperr1 | — | |
| pl_occdeperr2 | — | |
| pl_occdeplim | — | |
| pl_occdepstr | — | Occultation Depth [%] |
| pl_orbeccen | 0.32 | |
| pl_orbeccenerr1 | — | |
| pl_orbeccenerr2 | — | |
| pl_orbeccenlim | 1 | |
| pl_orbeccenstr | <0.315 | Eccentricity |
| pl_orbincl | 88.70 deg | |
| pl_orbinclerr1 | 0.93 deg | |
| pl_orbinclerr2 | -1.66 deg | |
| pl_orbincllim | 0 | |
| pl_orbinclstr | <div><span class="supersubNumber">88.70</span><span class="superscript">+0.93</span><span class="subscript">-1.66</span></div> | Inclination [deg] |
| pl_orblper | — | |
| pl_orblpererr1 | — | |
| pl_orblpererr2 | — | |
| pl_orblperlim | — | |
| pl_orblperstr | — | Argument of Periastron [deg] |
| pl_orbper | 8.26 day | |
| pl_orbpererr1 | 4.50e-4 day | |
| pl_orbpererr2 | -4.40e-4 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | <div><span class="supersubNumber">8.26144</span><span class="superscript">+0.00045</span><span class="subscript">-0.00044</span></div> | Orbital Period [day] |
| pl_orbsmax | 0.08 au | |
| pl_orbsmaxerr1 | 5.60e-4 au | |
| pl_orbsmaxerr2 | -5.60e-4 au | |
| pl_orbsmaxlim | 0 | |
| pl_orbsmaxstr | 0.07807±0.00056 | 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 | 2018-02 | Planetary Parameter Reference Publication Date |
| pl_rade | 3.29 Rearth | |
| pl_radeerr1 | 0.35 Rearth | |
| pl_radeerr2 | -0.18 Rearth | |
| pl_radelim | 0 | |
| pl_radestr | <div><span class="supersubNumber">3.29</span><span class="superscript">+0.35</span><span class="subscript">-0.18</span></div> | Planet Radius [Earth Radius] |
| pl_radj | 0.29 Rjupiter | |
| pl_radjerr1 | 0.03 Rjupiter | |
| pl_radjerr2 | -0.02 Rjupiter | |
| pl_radjlim | 0 | |
| pl_radjstr | <div><span class="supersubNumber">0.294</span><span class="superscript">+0.031</span><span class="subscript">-0.016</span></div> | Planet Radius [Jupiter Radius] |
| pl_ratdor | 19.40 | |
| pl_ratdorerr1 | 1.90 | |
| pl_ratdorerr2 | -4.90 | |
| pl_ratdorlim | 0 | |
| pl_ratdorstr | <div><span class="supersubNumber">19.4</span><span class="superscript">+1.9</span><span class="subscript">-4.9</span></div> | Ratio of Semi-Major Axis to Stellar Radius |
| pl_ratror | 0.03 | |
| pl_ratrorerr1 | 3.70e-3 | |
| pl_ratrorerr2 | -1.50e-3 | |
| pl_ratrorlim | 0 | |
| pl_ratrorstr | <div><span class="supersubNumber">0.0349</span><span class="superscript">+0.0037</span><span class="subscript">-0.0015</span></div> | Ratio of Planet to Stellar Radius |
| pl_refname | <a refstr=CHRISTIANSEN_ET_AL__2018 href=https://ui.adsabs.harvard.edu/abs/2018AJ....155...57C/abstract target=ref>Christiansen 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 | 3.06 hour | |
| pl_trandurerr1 | 0.11 hour | |
| pl_trandurerr2 | -0.09 hour | |
| pl_trandurlim | 0 | |
| pl_trandurstr | <div><span class="supersubNumber">3.063</span><span class="superscript">+0.107</span><span class="subscript">-0.085</span></div> | Transit Duration [hour] |
| pl_tranmid | 2.46e6 day | |
| pl_tranmiderr1 | 2.00e-3 day | |
| pl_tranmiderr2 | -2.10e-3 day | |
| pl_tranmidlim | 0 | |
| pl_tranmidstr | <div><span class="supersubNumber">2457740.6451</span><span class="superscript">+0.0020</span><span class="subscript">-0.0021</span></div> | 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 | 348.95 deg | |
| rastr | 23h15m47.77s | RA [sexagesimal] |
| releasedate | 2018-01-11 | Release Date |
| rowupdate | 2021-03-12 | Date of Last Update |
| rv_flag | 1 | |
| soltype | Published Confirmed | Solution Type |
| st_age | — | |
| st_ageerr1 | — | |
| st_ageerr2 | — | |
| st_agelim | — | |
| st_agestr | — | Stellar Age [Gyr] |
| st_dens | — | |
| st_denserr1 | — | |
| st_denserr2 | — | |
| st_denslim | — | |
| st_densstr | — | Stellar Density [g/cm**3] |
| st_logg | 4.59 log(cm/s**2) | |
| st_loggerr1 | 0.07 log(cm/s**2) | |
| st_loggerr2 | -0.07 log(cm/s**2) | |
| st_logglim | 0 | |
| st_loggstr | 4.59±0.07 | Stellar Surface Gravity [log(cm/s**2)] |
| st_lum | — | |
| st_lumerr1 | — | |
| st_lumerr2 | — | |
| st_lumlim | — | |
| st_lumstr | — | Stellar Luminosity [log(Solar)] |
| st_mass | 0.93 Msun | |
| st_masserr1 | 0.06 Msun | |
| st_masserr2 | -0.06 Msun | |
| st_masslim | 0 | |
| st_massstr | 0.93±0.06 | Stellar Mass [Solar mass] |
| st_met | 0.16 dex | |
| st_meterr1 | 0.04 dex | |
| st_meterr2 | -0.04 dex | |
| st_metlim | 0 | |
| st_metratio | [Fe/H] | Stellar Metallicity Ratio |
| st_metstr | 0.16±0.04 | Stellar Metallicity [dex] |
| st_nphot | 0 | |
| st_nrvc | 0 | |
| st_nspec | 0 | |
| st_rad | 0.86 Rsun | |
| st_raderr1 | 0.08 Rsun | |
| st_raderr2 | -0.08 Rsun | |
| st_radlim | 0 | |
| st_radstr | 0.86±0.08 | Stellar Radius [Solar Radius] |
| st_radv | — | |
| st_radverr1 | — | |
| st_radverr2 | — | |
| st_radvlim | — | |
| st_radvstr | — | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=CHRISTIANSEN_ET_AL__2018 href=https://ui.adsabs.harvard.edu/abs/2018AJ....155...57C/abstract target=ref>Christiansen et al. 2018</a> | Stellar Parameter Reference |
| st_rotp | — | |
| st_rotperr1 | — | |
| st_rotperr2 | — | |
| st_rotplim | — | |
| st_rotpstr | — | Stellar Rotational Period [day] |
| st_spectype | K1 V | Spectral Type |
| st_teff | 5378 K | |
| st_tefferr1 | 60 K | |
| st_tefferr2 | -60 K | |
| st_tefflim | 0 | |
| st_teffstr | 5378±60 | Stellar Effective Temperature [K] |
| st_vsin | 2.70 km/s | |
| st_vsinerr1 | 1.50 km/s | |
| st_vsinerr2 | -1.50 km/s | |
| st_vsinlim | 0 | |
| st_vsinstr | 2.7±1.5 | Stellar Rotational Velocity [km/s] |
| sy_bmag | 13.06 mag | |
| sy_bmagerr1 | 0.05 mag | |
| sy_bmagerr2 | -0.05 mag | |
| sy_bmagstr | 13.063±0.051 | B (Johnson) Magnitude |
| sy_dist | 202.59 pc | |
| sy_disterr1 | 2.03 pc | |
| sy_disterr2 | -1.99 pc | |
| sy_diststr | <div><span class="supersubNumber">202.585</span><span class="superscript">+2.028</span><span class="subscript">-1.989</span></div> | Distance [pc] |
| sy_gaiamag | 12.03 mag | |
| sy_gaiamagerr1 | 3.64e-4 mag | |
| sy_gaiamagerr2 | -3.64e-4 mag | |
| sy_gaiamagstr | 12.025200±0.000364 | Gaia Magnitude |
| sy_gmag | 14.89 mag | |
| sy_gmagerr1 | 0.01 mag | |
| sy_gmagerr2 | -0.01 mag | |
| sy_gmagstr | 14.8948000±0.0109808 | g (Sloan) Magnitude |
| sy_hmag | 10.38 mag | |
| sy_hmagerr1 | 0.02 mag | |
| sy_hmagerr2 | -0.02 mag | |
| sy_hmagstr | 10.384±0.021 | H (2MASS) Magnitude |
| sy_icmag | — | |
| sy_icmagerr1 | — | |
| sy_icmagerr2 | — | |
| sy_icmagstr | — | I (Cousins) Magnitude |
| sy_imag | 11.86 mag | |
| sy_imagerr1 | 1.26e-3 mag | |
| sy_imagerr2 | -1.26e-3 mag | |
| sy_imagstr | 11.8643000±0.0012561 | i (Sloan) Magnitude |
| sy_jmag | 10.76 mag | |
| sy_jmagerr1 | 0.02 mag | |
| sy_jmagerr2 | -0.02 mag | |
| sy_jmagstr | 10.756±0.021 | J (2MASS) Magnitude |
| sy_kepmag | 12.07 mag | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | 12.069 | Kepler Magnitude |
| sy_kmag | 10.30 mag | |
| sy_kmagerr1 | 0.02 mag | |
| sy_kmagerr2 | -0.02 mag | |
| sy_kmagstr | 10.305±0.021 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | 4.91 mas | |
| sy_plxerr1 | 0.05 mas | |
| sy_plxerr2 | -0.05 mas | |
| sy_plxstr | 4.907950±0.048567 | Parallax [mas] |
| sy_pm | 10.57 mas/yr | |
| sy_pmdec | -10.52 mas/yr | |
| sy_pmdecerr1 | 0.08 mas/yr | |
| sy_pmdecerr2 | -0.08 mas/yr | |
| sy_pmdecstr | -10.5219000±0.0816304 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 0.08 mas/yr | |
| sy_pmerr2 | -0.08 mas/yr | |
| sy_pmra | -1.02 mas/yr | |
| sy_pmraerr1 | 0.08 mas/yr | |
| sy_pmraerr2 | -0.08 mas/yr | |
| sy_pmrastr | -1.0180000±0.0835275 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 10.5710313±0.0816482 | Total Proper Motion [mas/yr] |
| sy_pnum | 6 | |
| 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 | 12.06 mag | |
| sy_rmagerr1 | 1.17e-3 mag | |
| sy_rmagerr2 | -1.17e-3 mag | |
| sy_rmagstr | 12.0650000±0.0011704 | r (Sloan) Magnitude |
| sy_snum | 1 | |
| sy_tmag | 11.50 mag | |
| sy_tmagerr1 | 6.80e-3 mag | |
| sy_tmagerr2 | -6.80e-3 mag | |
| sy_tmagstr | 11.5018±0.0068 | TESS Magnitude |
| sy_umag | 15.10 mag | |
| sy_umagerr1 | 5.91e-3 mag | |
| sy_umagerr2 | -5.91e-3 mag | |
| sy_umagstr | 15.0982000±0.0059087 | u (Sloan) Magnitude |
| sy_vmag | 12.25 mag | |
| sy_vmagerr1 | 0.09 mag | |
| sy_vmagerr2 | -0.09 mag | |
| sy_vmagstr | 12.246±0.092 | V (Johnson) Magnitude |
| sy_w1mag | 10.27 mag | |
| sy_w1magerr1 | 0.02 mag | |
| sy_w1magerr2 | -0.02 mag | |
| sy_w1magstr | 10.274±0.023 | W1 (WISE) Magnitude |
| sy_w2mag | 10.33 mag | |
| sy_w2magerr1 | 0.02 mag | |
| sy_w2magerr2 | -0.02 mag | |
| sy_w2magstr | 10.332±0.019 | W2 (WISE) Magnitude |
| sy_w3mag | 10.28 mag | |
| sy_w3magerr1 | 0.08 mag | |
| sy_w3magerr2 | -0.08 mag | |
| sy_w3magstr | 10.279±0.077 | W3 (WISE) Magnitude |
| sy_w4mag | 8.84 mag | |
| sy_w4magerr1 | — | |
| sy_w4magerr2 | — | |
| sy_w4magstr | 8.84 | W4 (WISE) Magnitude |
| sy_zmag | 13.05 mag | |
| sy_zmagerr1 | 6.86e-3 mag | |
| sy_zmagerr2 | -6.86e-3 mag | |
| sy_zmagstr | 13.0460000±0.0068556 | z (Sloan) Magnitude |
| tic_id | TIC 4610830 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 0 | |
| x | 0.96 | |
| y | -0.19 | |
| z | -0.19 |
Transit • 2017 • K2
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -10.85 deg | |
| decstr | -10d50m59.06s | Dec [sexagesimal] |
| default_flag | 0 | |
| disc_facility | K2 | Discovery Facility |
| disc_instrument | Kepler CCD Array | Discovery Instrument |
| disc_locale | Space | Discovery Locale |
| disc_pubdate | 2018-02 | Discovery Publication Date |
| disc_refname | <a refstr=CHRISTIANSEN_ET_AL__2018 href=https://ui.adsabs.harvard.edu/abs/2018AJ....155...57C/abstract target=ref>Christiansen et al. 2018</a> | Discovery Reference |
| disc_telescope | 0.95 m Kepler Telescope | Discovery Telescope |
| disc_year | 2017 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | -5.61 deg | |
| elon | 345.59 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 2413596935442139520 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 2413596935442139520 | Gaia DR3 ID |
| glat | -62.24 deg | |
| glon | 64.22 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | K2-138 | Host Name |
| htm20 | 217304828 | |
| 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 | 757 K | |
| pl_eqterr1 | 52 K | |
| pl_eqterr2 | -47 K | |
| pl_eqtlim | 0 | |
| pl_eqtstr | <div><span class="supersubNumber">757</span><span class="superscript">+52</span><span class="subscript">-47</span></div> | Equilibrium Temperature [K] |
| pl_imppar | 0.38 | |
| pl_impparerr1 | 0.15 | |
| pl_impparerr2 | -0.21 | |
| pl_impparlim | 0 | |
| pl_impparstr | <div><span class="supersubNumber">0.38</span><span class="superscript">+0.15</span><span class="subscript">-0.21</span></div> | Impact Parameter |
| pl_insol | 77.79 Searth | |
| pl_insolerr1 | 23.51 Searth | |
| pl_insolerr2 | -17.73 Searth | |
| pl_insollim | 0 | |
| pl_insolstr | <div><span class="supersubNumber">77.79</span><span class="superscript">+23.51</span><span class="subscript">-17.73</span></div> | Insolation Flux [Earth Flux] |
| pl_letter | e | Planet Letter |
| pl_masse | — | |
| pl_masseerr1 | — | |
| pl_masseerr2 | — | |
| pl_masselim | — | |
| pl_massestr | — | Planet Mass [Earth Mass] |
| pl_massj | — | |
| pl_massjerr1 | — | |
| pl_massjerr2 | — | |
| pl_massjlim | — | |
| pl_massjstr | — | Planet Mass [Jupiter Mass] |
| pl_msinie | — | |
| pl_msinieerr1 | — | |
| pl_msinieerr2 | — | |
| pl_msinielim | — | |
| pl_msiniestr | — | Planet Mass*sin(i) [Earth Mass] |
| pl_msinij | — | |
| pl_msinijerr1 | — | |
| pl_msinijerr2 | — | |
| pl_msinijlim | — | |
| pl_msinijstr | — | Planet Mass*sin(i) [Jupiter Mass] |
| pl_name | K2-138 e | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 1 | |
| pl_ntranspec | 0 | |
| pl_occdep | — | |
| pl_occdeperr1 | — | |
| pl_occdeperr2 | — | |
| pl_occdeplim | — | |
| pl_occdepstr | — | Occultation Depth [%] |
| pl_orbeccen | — | |
| pl_orbeccenerr1 | — | |
| pl_orbeccenerr2 | — | |
| pl_orbeccenlim | — | |
| pl_orbeccenstr | — | Eccentricity |
| pl_orbincl | 88.92 deg | |
| pl_orbinclerr1 | 0.61 deg | |
| pl_orbinclerr2 | -0.55 deg | |
| pl_orbincllim | 0 | |
| pl_orbinclstr | <div><span class="supersubNumber">88.92</span><span class="superscript">+0.61</span><span class="subscript">-0.55</span></div> | Inclination [deg] |
| pl_orblper | — | |
| pl_orblpererr1 | — | |
| pl_orblpererr2 | — | |
| pl_orblperlim | — | |
| pl_orblperstr | — | Argument of Periastron [deg] |
| pl_orbper | 8.26 day | |
| pl_orbpererr1 | 5.20e-4 day | |
| pl_orbpererr2 | -5.30e-4 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | <div><span class="supersubNumber">8.26147</span><span class="superscript">+0.00052</span><span class="subscript">-0.00053</span></div> | Orbital Period [day] |
| pl_orbsmax | 0.08 au | |
| pl_orbsmaxerr1 | 7.60e-3 au | |
| pl_orbsmaxerr2 | -7.70e-3 au | |
| pl_orbsmaxlim | 0 | |
| pl_orbsmaxstr | <div><span class="supersubNumber">0.0792</span><span class="superscript">+0.0076</span><span class="subscript">-0.0077</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 | 2021-05 | Planetary Parameter Reference Publication Date |
| pl_rade | 3.11 Rearth | |
| pl_radeerr1 | 0.24 Rearth | |
| pl_radeerr2 | -0.22 Rearth | |
| pl_radelim | 0 | |
| pl_radestr | <div><span class="supersubNumber">3.11</span><span class="superscript">+0.24</span><span class="subscript">-0.22</span></div> | Planet Radius [Earth Radius] |
| pl_radj | 0.28 Rjupiter | |
| pl_radjerr1 | 0.02 Rjupiter | |
| pl_radjerr2 | -0.02 Rjupiter | |
| pl_radjlim | 0 | |
| pl_radjstr | <div><span class="supersubNumber">0.277</span><span class="superscript">+0.021</span><span class="subscript">-0.020</span></div> | Planet Radius [Jupiter Radius] |
| pl_ratdor | 20.40 | |
| pl_ratdorerr1 | 1.20 | |
| pl_ratdorerr2 | -1.57 | |
| pl_ratdorlim | 0 | |
| pl_ratdorstr | <div><span class="supersubNumber">20.40</span><span class="superscript">+1.20</span><span class="subscript">-1.57</span></div> | Ratio of Semi-Major Axis to Stellar Radius |
| pl_ratror | 0.03 | |
| pl_ratrorerr1 | 1.10e-3 | |
| pl_ratrorerr2 | -9.40e-4 | |
| pl_ratrorlim | 0 | |
| pl_ratrorstr | <div><span class="supersubNumber">0.03385</span><span class="superscript">+0.00110</span><span class="subscript">-0.00094</span></div> | Ratio of Planet to Stellar Radius |
| pl_refname | <a refstr=HARDEGREE_ULLMAN_ET_AL__2021 href=https://ui.adsabs.harvard.edu/abs/2021AJ....161..219H/abstract target=ref>Hardegree-Ullman et al. 2021</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 | 2.97 hour | |
| pl_trandurerr1 | 0.08 hour | |
| pl_trandurerr2 | -0.07 hour | |
| pl_trandurlim | 0 | |
| pl_trandurstr | <div><span class="supersubNumber">2.967</span><span class="superscript">+0.076</span><span class="subscript">-0.070</span></div> | Transit Duration [hour] |
| pl_tranmid | 2.46e6 day | |
| pl_tranmiderr1 | 2.20e-3 day | |
| pl_tranmiderr2 | -2.10e-3 day | |
| pl_tranmidlim | 0 | |
| pl_tranmidstr | <div><span class="supersubNumber">2457740.6451</span><span class="superscript">+0.0022</span><span class="subscript">-0.0021</span></div> | 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 | 348.95 deg | |
| rastr | 23h15m47.77s | RA [sexagesimal] |
| releasedate | 2021-03-04 | Release Date |
| rowupdate | 2021-03-12 | Date of Last Update |
| rv_flag | 1 | |
| soltype | Published Confirmed | Solution Type |
| st_age | — | |
| st_ageerr1 | — | |
| st_ageerr2 | — | |
| st_agelim | — | |
| st_agestr | — | Stellar Age [Gyr] |
| st_dens | — | |
| st_denserr1 | — | |
| st_denserr2 | — | |
| st_denslim | — | |
| st_densstr | — | Stellar Density [g/cm**3] |
| st_logg | 4.54 log(cm/s**2) | |
| st_loggerr1 | 0.09 log(cm/s**2) | |
| st_loggerr2 | -0.16 log(cm/s**2) | |
| st_logglim | 0 | |
| st_loggstr | <div><span class="supersubNumber">4.538</span><span class="superscript">+0.090</span><span class="subscript">-0.159</span></div> | Stellar Surface Gravity [log(cm/s**2)] |
| st_lum | — | |
| st_lumerr1 | — | |
| st_lumerr2 | — | |
| st_lumlim | — | |
| st_lumstr | — | Stellar Luminosity [log(Solar)] |
| st_mass | 0.92 Msun | |
| st_masserr1 | 0.08 Msun | |
| st_masserr2 | -0.10 Msun | |
| st_masslim | 0 | |
| st_massstr | <div><span class="supersubNumber">0.9160</span><span class="superscript">+0.0780</span><span class="subscript">-0.0960</span></div> | Stellar Mass [Solar mass] |
| st_met | 0.13 dex | |
| st_meterr1 | 0.13 dex | |
| st_meterr2 | -0.18 dex | |
| st_metlim | 0 | |
| st_metratio | [Fe/H] | Stellar Metallicity Ratio |
| st_metstr | <div><span class="supersubNumber">0.134</span><span class="superscript">+0.128</span><span class="subscript">-0.176</span></div> | Stellar Metallicity [dex] |
| st_nphot | 0 | |
| st_nrvc | 0 | |
| st_nspec | 0 | |
| st_rad | 0.84 Rsun | |
| st_raderr1 | 0.05 Rsun | |
| st_raderr2 | -0.05 Rsun | |
| st_radlim | 0 | |
| st_radstr | <div><span class="supersubNumber">0.839</span><span class="superscript">+0.054</span><span class="subscript">-0.051</span></div> | Stellar Radius [Solar Radius] |
| st_radv | — | |
| st_radverr1 | — | |
| st_radverr2 | — | |
| st_radvlim | — | |
| st_radvstr | — | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=HARDEGREE_ULLMAN_ET_AL__2021 href=https://ui.adsabs.harvard.edu/abs/2021AJ....161..219H/abstract target=ref>Hardegree-Ullman et al. 2021</a> | Stellar Parameter Reference |
| st_rotp | — | |
| st_rotperr1 | — | |
| st_rotperr2 | — | |
| st_rotplim | — | |
| st_rotpstr | — | Stellar Rotational Period [day] |
| st_spectype | G8 V | Spectral Type |
| st_teff | 5283 K | |
| st_tefferr1 | 122 K | |
| st_tefferr2 | -163 K | |
| st_tefflim | 0 | |
| st_teffstr | <div><span class="supersubNumber">5283</span><span class="superscript">+122</span><span class="subscript">-163</span></div> | Stellar Effective Temperature [K] |
| st_vsin | — | |
| st_vsinerr1 | — | |
| st_vsinerr2 | — | |
| st_vsinlim | — | |
| st_vsinstr | — | Stellar Rotational Velocity [km/s] |
| sy_bmag | 13.06 mag | |
| sy_bmagerr1 | 0.05 mag | |
| sy_bmagerr2 | -0.05 mag | |
| sy_bmagstr | 13.063±0.051 | B (Johnson) Magnitude |
| sy_dist | 202.59 pc | |
| sy_disterr1 | 2.03 pc | |
| sy_disterr2 | -1.99 pc | |
| sy_diststr | <div><span class="supersubNumber">202.585</span><span class="superscript">+2.028</span><span class="subscript">-1.989</span></div> | Distance [pc] |
| sy_gaiamag | 12.03 mag | |
| sy_gaiamagerr1 | 3.64e-4 mag | |
| sy_gaiamagerr2 | -3.64e-4 mag | |
| sy_gaiamagstr | 12.025200±0.000364 | Gaia Magnitude |
| sy_gmag | 14.89 mag | |
| sy_gmagerr1 | 0.01 mag | |
| sy_gmagerr2 | -0.01 mag | |
| sy_gmagstr | 14.8948000±0.0109808 | g (Sloan) Magnitude |
| sy_hmag | 10.38 mag | |
| sy_hmagerr1 | 0.02 mag | |
| sy_hmagerr2 | -0.02 mag | |
| sy_hmagstr | 10.384±0.021 | H (2MASS) Magnitude |
| sy_icmag | — | |
| sy_icmagerr1 | — | |
| sy_icmagerr2 | — | |
| sy_icmagstr | — | I (Cousins) Magnitude |
| sy_imag | 11.86 mag | |
| sy_imagerr1 | 1.26e-3 mag | |
| sy_imagerr2 | -1.26e-3 mag | |
| sy_imagstr | 11.8643000±0.0012561 | i (Sloan) Magnitude |
| sy_jmag | 10.76 mag | |
| sy_jmagerr1 | 0.02 mag | |
| sy_jmagerr2 | -0.02 mag | |
| sy_jmagstr | 10.756±0.021 | J (2MASS) Magnitude |
| sy_kepmag | 12.07 mag | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | 12.069 | Kepler Magnitude |
| sy_kmag | 10.30 mag | |
| sy_kmagerr1 | 0.02 mag | |
| sy_kmagerr2 | -0.02 mag | |
| sy_kmagstr | 10.305±0.021 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | 4.91 mas | |
| sy_plxerr1 | 0.05 mas | |
| sy_plxerr2 | -0.05 mas | |
| sy_plxstr | 4.907950±0.048567 | Parallax [mas] |
| sy_pm | 10.57 mas/yr | |
| sy_pmdec | -10.52 mas/yr | |
| sy_pmdecerr1 | 0.08 mas/yr | |
| sy_pmdecerr2 | -0.08 mas/yr | |
| sy_pmdecstr | -10.5219000±0.0816304 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 0.08 mas/yr | |
| sy_pmerr2 | -0.08 mas/yr | |
| sy_pmra | -1.02 mas/yr | |
| sy_pmraerr1 | 0.08 mas/yr | |
| sy_pmraerr2 | -0.08 mas/yr | |
| sy_pmrastr | -1.0180000±0.0835275 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 10.5710313±0.0816482 | Total Proper Motion [mas/yr] |
| sy_pnum | 6 | |
| 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 | 12.06 mag | |
| sy_rmagerr1 | 1.17e-3 mag | |
| sy_rmagerr2 | -1.17e-3 mag | |
| sy_rmagstr | 12.0650000±0.0011704 | r (Sloan) Magnitude |
| sy_snum | 1 | |
| sy_tmag | 11.50 mag | |
| sy_tmagerr1 | 6.80e-3 mag | |
| sy_tmagerr2 | -6.80e-3 mag | |
| sy_tmagstr | 11.5018±0.0068 | TESS Magnitude |
| sy_umag | 15.10 mag | |
| sy_umagerr1 | 5.91e-3 mag | |
| sy_umagerr2 | -5.91e-3 mag | |
| sy_umagstr | 15.0982000±0.0059087 | u (Sloan) Magnitude |
| sy_vmag | 12.25 mag | |
| sy_vmagerr1 | 0.09 mag | |
| sy_vmagerr2 | -0.09 mag | |
| sy_vmagstr | 12.246±0.092 | V (Johnson) Magnitude |
| sy_w1mag | 10.27 mag | |
| sy_w1magerr1 | 0.02 mag | |
| sy_w1magerr2 | -0.02 mag | |
| sy_w1magstr | 10.274±0.023 | W1 (WISE) Magnitude |
| sy_w2mag | 10.33 mag | |
| sy_w2magerr1 | 0.02 mag | |
| sy_w2magerr2 | -0.02 mag | |
| sy_w2magstr | 10.332±0.019 | W2 (WISE) Magnitude |
| sy_w3mag | 10.28 mag | |
| sy_w3magerr1 | 0.08 mag | |
| sy_w3magerr2 | -0.08 mag | |
| sy_w3magstr | 10.279±0.077 | W3 (WISE) Magnitude |
| sy_w4mag | 8.84 mag | |
| sy_w4magerr1 | — | |
| sy_w4magerr2 | — | |
| sy_w4magstr | 8.84 | W4 (WISE) Magnitude |
| sy_zmag | 13.05 mag | |
| sy_zmagerr1 | 6.86e-3 mag | |
| sy_zmagerr2 | -6.86e-3 mag | |
| sy_zmagstr | 13.0460000±0.0068556 | z (Sloan) Magnitude |
| tic_id | TIC 4610830 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 0 | |
| x | 0.96 | |
| y | -0.19 | |
| z | -0.19 |
Transit • 2017 • K2
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -10.85 deg | |
| decstr | -10d50m59.06s | Dec [sexagesimal] |
| default_flag | 0 | |
| disc_facility | K2 | Discovery Facility |
| disc_instrument | Kepler CCD Array | Discovery Instrument |
| disc_locale | Space | Discovery Locale |
| disc_pubdate | 2018-02 | Discovery Publication Date |
| disc_refname | <a refstr=CHRISTIANSEN_ET_AL__2018 href=https://ui.adsabs.harvard.edu/abs/2018AJ....155...57C/abstract target=ref>Christiansen et al. 2018</a> | Discovery Reference |
| disc_telescope | 0.95 m Kepler Telescope | Discovery Telescope |
| disc_year | 2017 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | -5.61 deg | |
| elon | 345.59 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 2413596935442139520 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 2413596935442139520 | Gaia DR3 ID |
| glat | -62.24 deg | |
| glon | 64.22 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | K2-138 | Host Name |
| htm20 | 217304828 | |
| 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 | 794 K | |
| pl_eqterr1 | — | |
| pl_eqterr2 | — | |
| pl_eqtlim | 0 | |
| pl_eqtstr | 794 | Equilibrium Temperature [K] |
| pl_imppar | — | |
| pl_impparerr1 | — | |
| pl_impparerr2 | — | |
| pl_impparlim | — | |
| pl_impparstr | — | Impact Parameter |
| pl_insol | 66.26 Searth | |
| pl_insolerr1 | — | |
| pl_insolerr2 | — | |
| pl_insollim | 0 | |
| pl_insolstr | 66.2634 | Insolation Flux [Earth Flux] |
| pl_letter | e | Planet Letter |
| pl_masse | — | |
| pl_masseerr1 | — | |
| pl_masseerr2 | — | |
| pl_masselim | — | |
| pl_massestr | — | Planet Mass [Earth Mass] |
| pl_massj | — | |
| pl_massjerr1 | — | |
| pl_massjerr2 | — | |
| pl_massjlim | — | |
| pl_massjstr | — | Planet Mass [Jupiter Mass] |
| pl_msinie | — | |
| pl_msinieerr1 | — | |
| pl_msinieerr2 | — | |
| pl_msinielim | — | |
| pl_msiniestr | — | Planet Mass*sin(i) [Earth Mass] |
| pl_msinij | — | |
| pl_msinijerr1 | — | |
| pl_msinijerr2 | — | |
| pl_msinijlim | — | |
| pl_msinijstr | — | Planet Mass*sin(i) [Jupiter Mass] |
| pl_name | K2-138 e | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 1 | |
| pl_ntranspec | 0 | |
| pl_occdep | — | |
| pl_occdeperr1 | — | |
| pl_occdeperr2 | — | |
| pl_occdeplim | — | |
| pl_occdepstr | — | Occultation Depth [%] |
| pl_orbeccen | — | |
| 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 | 8.26 day | |
| pl_orbpererr1 | 1.90e-5 day | |
| pl_orbpererr2 | -1.90e-5 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | 8.2616616±0.0000190 | 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 | 3.31 Rearth | |
| pl_radeerr1 | 0.20 Rearth | |
| pl_radeerr2 | -0.20 Rearth | |
| pl_radelim | 0 | |
| pl_radestr | 3.309970±0.197543 | Planet Radius [Earth Radius] |
| pl_radj | 0.30 Rjupiter | |
| pl_radjerr1 | 0.02 Rjupiter | |
| pl_radjerr2 | -0.02 Rjupiter | |
| pl_radjlim | 0 | |
| pl_radjstr | 0.2952963±0.0176236 | 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 | 0.13 % | |
| pl_trandeperr1 | 3.86e-3 % | |
| pl_trandeperr2 | -3.86e-3 % | |
| pl_trandeplim | 0 | |
| pl_trandepstr | 0.13430000±0.00386387 | Transit Depth [%] |
| pl_trandur | 2.86 hour | |
| pl_trandurerr1 | 0.20 hour | |
| pl_trandurerr2 | -0.20 hour | |
| pl_trandurlim | 0 | |
| pl_trandurstr | 2.862±0.202 | Transit Duration [hour] |
| pl_tranmid | 2.46e6 day | |
| pl_tranmiderr1 | 5.47e-3 day | |
| pl_tranmiderr2 | -5.47e-3 day | |
| pl_tranmidlim | 0 | |
| pl_tranmidstr | 2460219.144796±0.005467 | 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 | 348.95 deg | |
| rastr | 23h15m47.77s | RA [sexagesimal] |
| releasedate | 2023-12-14 | Release Date |
| rowupdate | 2023-12-14 | 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 | 4.53 log(cm/s**2) | |
| st_loggerr1 | 0.08 log(cm/s**2) | |
| st_loggerr2 | -0.08 log(cm/s**2) | |
| st_logglim | 0 | |
| st_loggstr | 4.53±0.08 | 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 | 0.86 Rsun | |
| st_raderr1 | 0.05 Rsun | |
| st_raderr2 | -0.05 Rsun | |
| st_radlim | 0 | |
| st_radstr | 0.86±0.05 | 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 | 5281 K | |
| st_tefferr1 | 128.80 K | |
| st_tefferr2 | -128.80 K | |
| st_tefflim | 0 | |
| st_teffstr | 5281.0±128.8 | Stellar Effective Temperature [K] |
| st_vsin | — | |
| st_vsinerr1 | — | |
| st_vsinerr2 | — | |
| st_vsinlim | — | |
| st_vsinstr | — | Stellar Rotational Velocity [km/s] |
| sy_bmag | 13.06 mag | |
| sy_bmagerr1 | 0.05 mag | |
| sy_bmagerr2 | -0.05 mag | |
| sy_bmagstr | 13.063±0.051 | B (Johnson) Magnitude |
| sy_dist | 202.59 pc | |
| sy_disterr1 | 2.03 pc | |
| sy_disterr2 | -1.99 pc | |
| sy_diststr | <div><span class="supersubNumber">202.585</span><span class="superscript">+2.028</span><span class="subscript">-1.989</span></div> | Distance [pc] |
| sy_gaiamag | 12.03 mag | |
| sy_gaiamagerr1 | 3.64e-4 mag | |
| sy_gaiamagerr2 | -3.64e-4 mag | |
| sy_gaiamagstr | 12.025200±0.000364 | Gaia Magnitude |
| sy_gmag | 14.89 mag | |
| sy_gmagerr1 | 0.01 mag | |
| sy_gmagerr2 | -0.01 mag | |
| sy_gmagstr | 14.8948000±0.0109808 | g (Sloan) Magnitude |
| sy_hmag | 10.38 mag | |
| sy_hmagerr1 | 0.02 mag | |
| sy_hmagerr2 | -0.02 mag | |
| sy_hmagstr | 10.384±0.021 | H (2MASS) Magnitude |
| sy_icmag | — | |
| sy_icmagerr1 | — | |
| sy_icmagerr2 | — | |
| sy_icmagstr | — | I (Cousins) Magnitude |
| sy_imag | 11.86 mag | |
| sy_imagerr1 | 1.26e-3 mag | |
| sy_imagerr2 | -1.26e-3 mag | |
| sy_imagstr | 11.8643000±0.0012561 | i (Sloan) Magnitude |
| sy_jmag | 10.76 mag | |
| sy_jmagerr1 | 0.02 mag | |
| sy_jmagerr2 | -0.02 mag | |
| sy_jmagstr | 10.756±0.021 | J (2MASS) Magnitude |
| sy_kepmag | 12.07 mag | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | 12.069 | Kepler Magnitude |
| sy_kmag | 10.30 mag | |
| sy_kmagerr1 | 0.02 mag | |
| sy_kmagerr2 | -0.02 mag | |
| sy_kmagstr | 10.305±0.021 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | 4.91 mas | |
| sy_plxerr1 | 0.05 mas | |
| sy_plxerr2 | -0.05 mas | |
| sy_plxstr | 4.907950±0.048567 | Parallax [mas] |
| sy_pm | 10.57 mas/yr | |
| sy_pmdec | -10.52 mas/yr | |
| sy_pmdecerr1 | 0.08 mas/yr | |
| sy_pmdecerr2 | -0.08 mas/yr | |
| sy_pmdecstr | -10.5219000±0.0816304 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 0.08 mas/yr | |
| sy_pmerr2 | -0.08 mas/yr | |
| sy_pmra | -1.02 mas/yr | |
| sy_pmraerr1 | 0.08 mas/yr | |
| sy_pmraerr2 | -0.08 mas/yr | |
| sy_pmrastr | -1.0180000±0.0835275 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 10.5710313±0.0816482 | Total Proper Motion [mas/yr] |
| sy_pnum | 6 | |
| 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 | 12.06 mag | |
| sy_rmagerr1 | 1.17e-3 mag | |
| sy_rmagerr2 | -1.17e-3 mag | |
| sy_rmagstr | 12.0650000±0.0011704 | r (Sloan) Magnitude |
| sy_snum | 1 | |
| sy_tmag | 11.50 mag | |
| sy_tmagerr1 | 6.80e-3 mag | |
| sy_tmagerr2 | -6.80e-3 mag | |
| sy_tmagstr | 11.5018±0.0068 | TESS Magnitude |
| sy_umag | 15.10 mag | |
| sy_umagerr1 | 5.91e-3 mag | |
| sy_umagerr2 | -5.91e-3 mag | |
| sy_umagstr | 15.0982000±0.0059087 | u (Sloan) Magnitude |
| sy_vmag | 12.25 mag | |
| sy_vmagerr1 | 0.09 mag | |
| sy_vmagerr2 | -0.09 mag | |
| sy_vmagstr | 12.246±0.092 | V (Johnson) Magnitude |
| sy_w1mag | 10.27 mag | |
| sy_w1magerr1 | 0.02 mag | |
| sy_w1magerr2 | -0.02 mag | |
| sy_w1magstr | 10.274±0.023 | W1 (WISE) Magnitude |
| sy_w2mag | 10.33 mag | |
| sy_w2magerr1 | 0.02 mag | |
| sy_w2magerr2 | -0.02 mag | |
| sy_w2magstr | 10.332±0.019 | W2 (WISE) Magnitude |
| sy_w3mag | 10.28 mag | |
| sy_w3magerr1 | 0.08 mag | |
| sy_w3magerr2 | -0.08 mag | |
| sy_w3magstr | 10.279±0.077 | W3 (WISE) Magnitude |
| sy_w4mag | 8.84 mag | |
| sy_w4magerr1 | — | |
| sy_w4magerr2 | — | |
| sy_w4magstr | 8.84 | W4 (WISE) Magnitude |
| sy_zmag | 13.05 mag | |
| sy_zmagerr1 | 6.86e-3 mag | |
| sy_zmagerr2 | -6.86e-3 mag | |
| sy_zmagstr | 13.0460000±0.0068556 | z (Sloan) Magnitude |
| tic_id | TIC 4610830 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 0 | |
| x | 0.96 | |
| y | -0.19 | |
| z | -0.19 |
Transit • 2017 • K2
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -10.85 deg | |
| decstr | -10d50m59.06s | Dec [sexagesimal] |
| default_flag | 1 | |
| disc_facility | K2 | Discovery Facility |
| disc_instrument | Kepler CCD Array | Discovery Instrument |
| disc_locale | Space | Discovery Locale |
| disc_pubdate | 2018-02 | Discovery Publication Date |
| disc_refname | <a refstr=CHRISTIANSEN_ET_AL__2018 href=https://ui.adsabs.harvard.edu/abs/2018AJ....155...57C/abstract target=ref>Christiansen et al. 2018</a> | Discovery Reference |
| disc_telescope | 0.95 m Kepler Telescope | Discovery Telescope |
| disc_year | 2017 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | -5.61 deg | |
| elon | 345.59 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 2413596935442139520 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 2413596935442139520 | Gaia DR3 ID |
| glat | -62.24 deg | |
| glon | 64.22 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | K2-138 | Host Name |
| htm20 | 217304828 | |
| ima_flag | 0 | |
| micro_flag | 0 | |
| obm_flag | 0 | |
| pl_bmasse | 12.97 Mearth | |
| pl_bmasseerr1 | 1.98 Mearth | |
| pl_bmasseerr2 | -1.99 Mearth | |
| pl_bmasselim | 0 | |
| pl_bmassestr | <div><span class="supersubNumber">12.97</span><span class="superscript">+1.98</span><span class="subscript">-1.99</span></div> | Planet Mass or Mass*sin(i) [Earth Mass] |
| pl_bmassj | 0.04 Mjupiter | |
| pl_bmassjerr1 | 6.23e-3 Mjupiter | |
| pl_bmassjerr2 | -6.26e-3 Mjupiter | |
| pl_bmassjlim | 0 | |
| pl_bmassjstr | <div><span class="supersubNumber">0.04081</span><span class="superscript">+0.00623</span><span class="subscript">-0.00626</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 | 1.80 g/cm**3 | |
| pl_denserr1 | 0.40 g/cm**3 | |
| pl_denserr2 | -0.30 g/cm**3 | |
| pl_denslim | 0 | |
| pl_densstr | <div><span class="supersubNumber">1.8</span><span class="superscript">+0.4</span><span class="subscript">-0.3</span></div> | Planet Density [g/cm**3] |
| pl_eqt | — | |
| pl_eqterr1 | — | |
| pl_eqterr2 | — | |
| pl_eqtlim | — | |
| pl_eqtstr | — | Equilibrium Temperature [K] |
| pl_imppar | 0.47 | |
| pl_impparerr1 | 0.10 | |
| pl_impparerr2 | -0.13 | |
| pl_impparlim | 0 | |
| pl_impparstr | <div><span class="supersubNumber">0.468</span><span class="superscript">+0.096</span><span class="subscript">-0.126</span></div> | Impact Parameter |
| pl_insol | — | |
| pl_insolerr1 | — | |
| pl_insolerr2 | — | |
| pl_insollim | — | |
| pl_insolstr | — | Insolation Flux [Earth Flux] |
| pl_letter | e | Planet Letter |
| pl_masse | 12.97 Mearth | |
| pl_masseerr1 | 1.98 Mearth | |
| pl_masseerr2 | -1.99 Mearth | |
| pl_masselim | 0 | |
| pl_massestr | <div><span class="supersubNumber">12.97</span><span class="superscript">+1.98</span><span class="subscript">-1.99</span></div> | Planet Mass [Earth Mass] |
| pl_massj | 0.04 Mjupiter | |
| pl_massjerr1 | 6.23e-3 Mjupiter | |
| pl_massjerr2 | -6.26e-3 Mjupiter | |
| pl_massjlim | 0 | |
| pl_massjstr | <div><span class="supersubNumber">0.04081</span><span class="superscript">+0.00623</span><span class="subscript">-0.00626</span></div> | Planet Mass [Jupiter Mass] |
| pl_msinie | — | |
| pl_msinieerr1 | — | |
| pl_msinieerr2 | — | |
| pl_msinielim | — | |
| pl_msiniestr | — | Planet Mass*sin(i) [Earth Mass] |
| pl_msinij | — | |
| pl_msinijerr1 | — | |
| pl_msinijerr2 | — | |
| pl_msinijlim | — | |
| pl_msinijstr | — | Planet Mass*sin(i) [Jupiter Mass] |
| pl_name | K2-138 e | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 1 | |
| pl_ntranspec | 0 | |
| pl_occdep | — | |
| pl_occdeperr1 | — | |
| pl_occdeperr2 | — | |
| pl_occdeplim | — | |
| pl_occdepstr | — | Occultation Depth [%] |
| pl_orbeccen | 0.08 | |
| pl_orbeccenerr1 | 0.05 | |
| pl_orbeccenerr2 | -0.05 | |
| pl_orbeccenlim | 0 | |
| pl_orbeccenstr | <div><span class="supersubNumber">0.0770</span><span class="superscript">+0.0480</span><span class="subscript">-0.0490</span></div> | Eccentricity |
| pl_orbincl | 88.60 deg | |
| pl_orbinclerr1 | 0.30 deg | |
| pl_orbinclerr2 | -0.30 deg | |
| pl_orbincllim | 0 | |
| pl_orbinclstr | 88.6±0.3 | Inclination [deg] |
| pl_orblper | 180 deg | |
| pl_orblpererr1 | 40 deg | |
| pl_orblpererr2 | -44 deg | |
| pl_orblperlim | 0 | |
| pl_orblperstr | <div><span class="supersubNumber">180</span><span class="superscript">+40</span><span class="subscript">-44</span></div> | Argument of Periastron [deg] |
| pl_orbper | 8.26 day | |
| pl_orbpererr1 | 2.10e-4 day | |
| pl_orbpererr2 | -2.20e-4 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | <div><span class="supersubNumber">8.26146</span><span class="superscript">+0.00021</span><span class="subscript">-0.00022</span></div> | Orbital Period [day] |
| pl_orbsmax | 0.08 au | |
| pl_orbsmaxerr1 | 5.30e-4 au | |
| pl_orbsmaxerr2 | -6.60e-4 au | |
| pl_orbsmaxlim | 0 | |
| pl_orbsmaxstr | <div><span class="supersubNumber">0.07820</span><span class="superscript">+0.00053</span><span class="subscript">-0.00066</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 | 2019-11 | Planetary Parameter Reference Publication Date |
| pl_rade | 3.39 Rearth | |
| pl_radeerr1 | 0.16 Rearth | |
| pl_radeerr2 | -0.11 Rearth | |
| pl_radelim | 0 | |
| pl_radestr | <div><span class="supersubNumber">3.390</span><span class="superscript">+0.156</span><span class="subscript">-0.110</span></div> | Planet Radius [Earth Radius] |
| pl_radj | 0.30 Rjupiter | |
| pl_radjerr1 | 0.01 Rjupiter | |
| pl_radjerr2 | -9.81e-3 Rjupiter | |
| pl_radjlim | 0 | |
| pl_radjstr | <div><span class="supersubNumber">0.3024</span><span class="superscript">+0.0139</span><span class="subscript">-0.0098</span></div> | Planet Radius [Jupiter Radius] |
| pl_ratdor | 19.50 | |
| pl_ratdorerr1 | 0.40 | |
| pl_ratdorerr2 | -0.90 | |
| pl_ratdorlim | 0 | |
| pl_ratdorstr | <div><span class="supersubNumber">19.5</span><span class="superscript">+0.4</span><span class="subscript">-0.9</span></div> | Ratio of Semi-Major Axis to Stellar Radius |
| pl_ratror | 0.04 | |
| pl_ratrorerr1 | 8.10e-4 | |
| pl_ratrorerr2 | -7.30e-4 | |
| pl_ratrorlim | 0 | |
| pl_ratrorstr | <div><span class="supersubNumber">0.03599</span><span class="superscript">+0.00081</span><span class="subscript">-0.00073</span></div> | Ratio of Planet to Stellar Radius |
| pl_refname | <a refstr=LOPEZ_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019A&A...631A..90L/abstract target=ref>Lopez et al. 2019</a> | Planetary Parameter Reference |
| pl_rvamp | 4.31 m/s | |
| pl_rvamperr1 | 0.67 m/s | |
| pl_rvamperr2 | -0.67 m/s | |
| pl_rvamplim | 0 | |
| pl_rvampstr | 4.31±0.67 | Radial Velocity Amplitude [m/s] |
| pl_trandep | — | |
| pl_trandeperr1 | — | |
| pl_trandeperr2 | — | |
| pl_trandeplim | — | |
| pl_trandepstr | — | Transit Depth [%] |
| pl_trandur | 2.97 hour | |
| pl_trandurerr1 | 0.05 hour | |
| pl_trandurerr2 | -0.05 hour | |
| pl_trandurlim | 0 | |
| pl_trandurstr | 2.97±0.05 | Transit Duration [hour] |
| pl_tranmid | 2.46e6 day | |
| pl_tranmiderr1 | 8.50e-4 day | |
| pl_tranmiderr2 | -8.10e-4 day | |
| pl_tranmidlim | 0 | |
| pl_tranmidstr | <div><span class="supersubNumber">2457740.64558</span><span class="superscript">+0.00085</span><span class="subscript">-0.00081</span></div> | 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 | 348.95 deg | |
| rastr | 23h15m47.77s | RA [sexagesimal] |
| releasedate | 2021-03-18 | Release Date |
| rowupdate | 2021-03-12 | Date of Last Update |
| rv_flag | 1 | |
| soltype | Published Confirmed | Solution Type |
| st_age | 2.80 Gyr | |
| st_ageerr1 | 3.80 Gyr | |
| st_ageerr2 | -1.70 Gyr | |
| st_agelim | 0 | |
| st_agestr | <div><span class="supersubNumber">2.8</span><span class="superscript">+3.8</span><span class="subscript">-1.7</span></div> | Stellar Age [Gyr] |
| st_dens | 2.06 g/cm**3 | |
| st_denserr1 | 0.14 g/cm**3 | |
| st_denserr2 | -1.41 g/cm**3 | |
| st_denslim | 0 | |
| st_densstr | <div><span class="supersubNumber">2.064</span><span class="superscript">+0.137</span><span class="subscript">-1.410</span></div> | Stellar Density [g/cm**3] |
| st_logg | 4.54 log(cm/s**2) | |
| st_loggerr1 | 0.02 log(cm/s**2) | |
| st_loggerr2 | -0.04 log(cm/s**2) | |
| st_logglim | 0 | |
| st_loggstr | <div><span class="supersubNumber">4.54</span><span class="superscript">+0.02</span><span class="subscript">-0.04</span></div> | Stellar Surface Gravity [log(cm/s**2)] |
| st_lum | — | |
| st_lumerr1 | — | |
| st_lumerr2 | — | |
| st_lumlim | — | |
| st_lumstr | — | Stellar Luminosity [log(Solar)] |
| st_mass | 0.94 Msun | |
| st_masserr1 | 0.02 Msun | |
| st_masserr2 | -0.02 Msun | |
| st_masslim | 0 | |
| st_massstr | <div><span class="supersubNumber">0.935</span><span class="superscript">+0.019</span><span class="subscript">-0.023</span></div> | Stellar Mass [Solar mass] |
| st_met | 0.14 dex | |
| st_meterr1 | 0.04 dex | |
| st_meterr2 | -0.04 dex | |
| st_metlim | 0 | |
| st_metratio | [M/H] | Stellar Metallicity Ratio |
| st_metstr | 0.14±0.04 | Stellar Metallicity [dex] |
| st_nphot | 0 | |
| st_nrvc | 0 | |
| st_nspec | 0 | |
| st_rad | 0.86 Rsun | |
| st_raderr1 | 0.03 Rsun | |
| st_raderr2 | -0.02 Rsun | |
| st_radlim | 0 | |
| st_radstr | <div><span class="supersubNumber">0.863</span><span class="superscript">+0.031</span><span class="subscript">-0.018</span></div> | Stellar Radius [Solar Radius] |
| st_radv | 0.64 km/s | |
| st_radverr1 | 2.30e-3 km/s | |
| st_radverr2 | -2.60e-3 km/s | |
| st_radvlim | 0 | |
| st_radvstr | <div><span class="supersubNumber">0.6386</span><span class="superscript">+0.0023</span><span class="subscript">-0.0026</span></div> | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=LOPEZ_ET_AL__2019 href=https://ui.adsabs.harvard.edu/abs/2019A&A...631A..90L/abstract target=ref>Lopez et al. 2019</a> | Stellar Parameter Reference |
| st_rotp | — | |
| st_rotperr1 | — | |
| st_rotperr2 | — | |
| st_rotplim | — | |
| st_rotpstr | — | Stellar Rotational Period [day] |
| st_spectype | — | Spectral Type |
| st_teff | 5356.30 K | |
| st_tefferr1 | 41.80 K | |
| st_tefferr2 | -13.10 K | |
| st_tefflim | 0 | |
| st_teffstr | <div><span class="supersubNumber">5356.3</span><span class="superscript">+41.8</span><span class="subscript">-13.1</span></div> | Stellar Effective Temperature [K] |
| st_vsin | — | |
| st_vsinerr1 | — | |
| st_vsinerr2 | — | |
| st_vsinlim | — | |
| st_vsinstr | — | Stellar Rotational Velocity [km/s] |
| sy_bmag | 13.06 mag | |
| sy_bmagerr1 | 0.05 mag | |
| sy_bmagerr2 | -0.05 mag | |
| sy_bmagstr | 13.063±0.051 | B (Johnson) Magnitude |
| sy_dist | 202.59 pc | |
| sy_disterr1 | 2.03 pc | |
| sy_disterr2 | -1.99 pc | |
| sy_diststr | <div><span class="supersubNumber">202.585</span><span class="superscript">+2.028</span><span class="subscript">-1.989</span></div> | Distance [pc] |
| sy_gaiamag | 12.03 mag | |
| sy_gaiamagerr1 | 3.64e-4 mag | |
| sy_gaiamagerr2 | -3.64e-4 mag | |
| sy_gaiamagstr | 12.025200±0.000364 | Gaia Magnitude |
| sy_gmag | 14.89 mag | |
| sy_gmagerr1 | 0.01 mag | |
| sy_gmagerr2 | -0.01 mag | |
| sy_gmagstr | 14.8948000±0.0109808 | g (Sloan) Magnitude |
| sy_hmag | 10.38 mag | |
| sy_hmagerr1 | 0.02 mag | |
| sy_hmagerr2 | -0.02 mag | |
| sy_hmagstr | 10.384±0.021 | H (2MASS) Magnitude |
| sy_icmag | — | |
| sy_icmagerr1 | — | |
| sy_icmagerr2 | — | |
| sy_icmagstr | — | I (Cousins) Magnitude |
| sy_imag | 11.86 mag | |
| sy_imagerr1 | 1.26e-3 mag | |
| sy_imagerr2 | -1.26e-3 mag | |
| sy_imagstr | 11.8643000±0.0012561 | i (Sloan) Magnitude |
| sy_jmag | 10.76 mag | |
| sy_jmagerr1 | 0.02 mag | |
| sy_jmagerr2 | -0.02 mag | |
| sy_jmagstr | 10.756±0.021 | J (2MASS) Magnitude |
| sy_kepmag | 12.07 mag | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | 12.069 | Kepler Magnitude |
| sy_kmag | 10.30 mag | |
| sy_kmagerr1 | 0.02 mag | |
| sy_kmagerr2 | -0.02 mag | |
| sy_kmagstr | 10.305±0.021 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | 4.91 mas | |
| sy_plxerr1 | 0.05 mas | |
| sy_plxerr2 | -0.05 mas | |
| sy_plxstr | 4.907950±0.048567 | Parallax [mas] |
| sy_pm | 10.57 mas/yr | |
| sy_pmdec | -10.52 mas/yr | |
| sy_pmdecerr1 | 0.08 mas/yr | |
| sy_pmdecerr2 | -0.08 mas/yr | |
| sy_pmdecstr | -10.5219000±0.0816304 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 0.08 mas/yr | |
| sy_pmerr2 | -0.08 mas/yr | |
| sy_pmra | -1.02 mas/yr | |
| sy_pmraerr1 | 0.08 mas/yr | |
| sy_pmraerr2 | -0.08 mas/yr | |
| sy_pmrastr | -1.0180000±0.0835275 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 10.5710313±0.0816482 | Total Proper Motion [mas/yr] |
| sy_pnum | 6 | |
| 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 | 12.06 mag | |
| sy_rmagerr1 | 1.17e-3 mag | |
| sy_rmagerr2 | -1.17e-3 mag | |
| sy_rmagstr | 12.0650000±0.0011704 | r (Sloan) Magnitude |
| sy_snum | 1 | |
| sy_tmag | 11.50 mag | |
| sy_tmagerr1 | 6.80e-3 mag | |
| sy_tmagerr2 | -6.80e-3 mag | |
| sy_tmagstr | 11.5018±0.0068 | TESS Magnitude |
| sy_umag | 15.10 mag | |
| sy_umagerr1 | 5.91e-3 mag | |
| sy_umagerr2 | -5.91e-3 mag | |
| sy_umagstr | 15.0982000±0.0059087 | u (Sloan) Magnitude |
| sy_vmag | 12.25 mag | |
| sy_vmagerr1 | 0.09 mag | |
| sy_vmagerr2 | -0.09 mag | |
| sy_vmagstr | 12.246±0.092 | V (Johnson) Magnitude |
| sy_w1mag | 10.27 mag | |
| sy_w1magerr1 | 0.02 mag | |
| sy_w1magerr2 | -0.02 mag | |
| sy_w1magstr | 10.274±0.023 | W1 (WISE) Magnitude |
| sy_w2mag | 10.33 mag | |
| sy_w2magerr1 | 0.02 mag | |
| sy_w2magerr2 | -0.02 mag | |
| sy_w2magstr | 10.332±0.019 | W2 (WISE) Magnitude |
| sy_w3mag | 10.28 mag | |
| sy_w3magerr1 | 0.08 mag | |
| sy_w3magerr2 | -0.08 mag | |
| sy_w3magstr | 10.279±0.077 | W3 (WISE) Magnitude |
| sy_w4mag | 8.84 mag | |
| sy_w4magerr1 | — | |
| sy_w4magerr2 | — | |
| sy_w4magstr | 8.84 | W4 (WISE) Magnitude |
| sy_zmag | 13.05 mag | |
| sy_zmagerr1 | 6.86e-3 mag | |
| sy_zmagerr2 | -6.86e-3 mag | |
| sy_zmagstr | 13.0460000±0.0068556 | z (Sloan) Magnitude |
| tic_id | TIC 4610830 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 0 | |
| x | 0.96 | |
| y | -0.19 | |
| z | -0.19 |
Transit • 2017 • K2
| Property | Value | Description |
|---|---|---|
| ast_flag | 0 | |
| cb_flag | 0 | |
| dec | -10.85 deg | |
| decstr | -10d50m59.06s | Dec [sexagesimal] |
| default_flag | 0 | |
| disc_facility | K2 | Discovery Facility |
| disc_instrument | Kepler CCD Array | Discovery Instrument |
| disc_locale | Space | Discovery Locale |
| disc_pubdate | 2018-02 | Discovery Publication Date |
| disc_refname | <a refstr=CHRISTIANSEN_ET_AL__2018 href=https://ui.adsabs.harvard.edu/abs/2018AJ....155...57C/abstract target=ref>Christiansen et al. 2018</a> | Discovery Reference |
| disc_telescope | 0.95 m Kepler Telescope | Discovery Telescope |
| disc_year | 2017 | |
| discoverymethod | Transit | Discovery Method |
| dkin_flag | 0 | |
| elat | -5.61 deg | |
| elon | 345.59 deg | |
| etv_flag | 0 | |
| gaia_dr2_id | Gaia DR2 2413596935442139520 | Gaia DR2 ID |
| gaia_dr3_id | Gaia DR3 2413596935442139520 | Gaia DR3 ID |
| glat | -62.24 deg | |
| glon | 64.22 deg | |
| hd_name | — | HD ID |
| hip_name | — | HIP ID |
| hostname | K2-138 | Host Name |
| htm20 | 217304828 | |
| ima_flag | 0 | |
| micro_flag | 0 | |
| obm_flag | 0 | |
| pl_bmasse | 14.11 Mearth | |
| pl_bmasseerr1 | 1.64 Mearth | |
| pl_bmasseerr2 | -1.64 Mearth | |
| pl_bmasselim | 0 | |
| pl_bmassestr | 14.11±1.64 | Planet Mass or Mass*sin(i) [Earth Mass] |
| pl_bmassj | 0.04 Mjupiter | |
| pl_bmassjerr1 | 5.16e-3 Mjupiter | |
| pl_bmassjerr2 | -5.16e-3 Mjupiter | |
| pl_bmassjlim | 0 | |
| pl_bmassjstr | 0.04440±0.00516 | Planet Mass or Mass*sin(i) [Jupiter Mass] |
| pl_bmassprov | Mass | Planet Mass or Mass*sin(i) Provenance |
| pl_cmasse | — | |
| pl_cmasseerr1 | — | |
| pl_cmasseerr2 | — | |
| pl_cmasselim | — | |
| pl_cmassestr | — | Planet Mass*sin(i)/sin(i) [Earth Mass] |
| pl_cmassj | — | |
| pl_cmassjerr1 | — | |
| pl_cmassjerr2 | — | |
| pl_cmassjlim | — | |
| pl_cmassjstr | — | Planet Mass*sin(i)/sin(i) [Jupiter Mass] |
| pl_controv_flag | 0 | |
| pl_dens | — | |
| pl_denserr1 | — | |
| pl_denserr2 | — | |
| pl_denslim | — | |
| pl_densstr | — | Planet Density [g/cm**3] |
| pl_eqt | — | |
| pl_eqterr1 | — | |
| pl_eqterr2 | — | |
| pl_eqtlim | — | |
| pl_eqtstr | — | Equilibrium Temperature [K] |
| pl_imppar | 0.55 | |
| pl_impparerr1 | 0.11 | |
| pl_impparerr2 | -0.11 | |
| pl_impparlim | 0 | |
| pl_impparstr | 0.551±0.111 | Impact Parameter |
| pl_insol | — | |
| pl_insolerr1 | — | |
| pl_insolerr2 | — | |
| pl_insollim | — | |
| pl_insolstr | — | Insolation Flux [Earth Flux] |
| pl_letter | e | Planet Letter |
| pl_masse | 14.11 Mearth | |
| pl_masseerr1 | 1.64 Mearth | |
| pl_masseerr2 | -1.64 Mearth | |
| pl_masselim | 0 | |
| pl_massestr | 14.11±1.64 | Planet Mass [Earth Mass] |
| pl_massj | 0.04 Mjupiter | |
| pl_massjerr1 | 5.16e-3 Mjupiter | |
| pl_massjerr2 | -5.16e-3 Mjupiter | |
| pl_massjlim | 0 | |
| pl_massjstr | 0.04440±0.00516 | Planet Mass [Jupiter Mass] |
| pl_msinie | — | |
| pl_msinieerr1 | — | |
| pl_msinieerr2 | — | |
| pl_msinielim | — | |
| pl_msiniestr | — | Planet Mass*sin(i) [Earth Mass] |
| pl_msinij | — | |
| pl_msinijerr1 | — | |
| pl_msinijerr2 | — | |
| pl_msinijlim | — | |
| pl_msinijstr | — | Planet Mass*sin(i) [Jupiter Mass] |
| pl_name | K2-138 e | Planet Name |
| pl_ndispec | 0 | |
| pl_nespec | 0 | |
| pl_nnotes | 1 | |
| pl_ntranspec | 0 | |
| pl_occdep | — | |
| pl_occdeperr1 | — | |
| pl_occdeperr2 | — | |
| pl_occdeplim | — | |
| pl_occdepstr | — | Occultation Depth [%] |
| pl_orbeccen | 0.01 | |
| pl_orbeccenerr1 | 0.01 | |
| pl_orbeccenerr2 | -0.01 | |
| pl_orbeccenlim | 0 | |
| pl_orbeccenstr | 0.014±0.011 | 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 | 8.26 day | |
| pl_orbpererr1 | 1.10e-5 day | |
| pl_orbpererr2 | -1.10e-5 day | |
| pl_orbperlim | 0 | |
| pl_orbperstr | 8.261334±0.000011 | 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 | 2024-08 | 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 | — | |
| 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=VIVIEN_ET_AL__2024 href=https://ui.adsabs.harvard.edu/abs/2024A&A...688A.192V/abstract target=ref>Vivien et al. 2024</a> | Planetary Parameter Reference |
| pl_rvamp | — | |
| pl_rvamperr1 | — | |
| pl_rvamperr2 | — | |
| pl_rvamplim | — | |
| pl_rvampstr | — | Radial Velocity Amplitude [m/s] |
| pl_trandep | 0.13 % | |
| pl_trandeperr1 | 9.65e-3 % | |
| pl_trandeperr2 | -9.65e-3 % | |
| pl_trandeplim | 0 | |
| pl_trandepstr | 0.128508±0.009649 | Transit Depth [%] |
| pl_trandur | 2.99 hour | |
| pl_trandurerr1 | 0.06 hour | |
| pl_trandurerr2 | -0.06 hour | |
| pl_trandurlim | 0 | |
| pl_trandurstr | 2.9940±0.0625 | Transit Duration [hour] |
| pl_tranmid | 2.46e6 day | |
| pl_tranmiderr1 | 7.00e-4 day | |
| pl_tranmiderr2 | -7.00e-4 day | |
| pl_tranmidlim | 0 | |
| pl_tranmidstr | 2457740.6459±0.0007 | 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 | 348.95 deg | |
| rastr | 23h15m47.77s | RA [sexagesimal] |
| releasedate | 2025-11-13 | Release Date |
| rowupdate | 2025-11-13 | Date of Last Update |
| rv_flag | 1 | |
| soltype | Published Confirmed | Solution Type |
| st_age | 3.30 Gyr | |
| st_ageerr1 | 2.40 Gyr | |
| st_ageerr2 | -3.20 Gyr | |
| st_agelim | 0 | |
| st_agestr | <div><span class="supersubNumber">3.3</span><span class="superscript">+2.4</span><span class="subscript">-3.2</span></div> | Stellar Age [Gyr] |
| st_dens | 2.16 g/cm**3 | |
| st_denserr1 | 0.11 g/cm**3 | |
| st_denserr2 | -0.13 g/cm**3 | |
| st_denslim | 0 | |
| st_densstr | <div><span class="supersubNumber">2.163</span><span class="superscript">+0.114</span><span class="subscript">-0.127</span></div> | Stellar Density [g/cm**3] |
| st_logg | 4.55 log(cm/s**2) | |
| st_loggerr1 | 0.02 log(cm/s**2) | |
| st_loggerr2 | -0.02 log(cm/s**2) | |
| st_logglim | 0 | |
| st_loggstr | 4.55±0.02 | Stellar Surface Gravity [log(cm/s**2)] |
| st_lum | — | |
| st_lumerr1 | — | |
| st_lumerr2 | — | |
| st_lumlim | — | |
| st_lumstr | — | Stellar Luminosity [log(Solar)] |
| st_mass | 0.89 Msun | |
| st_masserr1 | 0.02 Msun | |
| st_masserr2 | -0.03 Msun | |
| st_masslim | 0 | |
| st_massstr | <div><span class="supersubNumber">0.891</span><span class="superscript">+0.017</span><span class="subscript">-0.027</span></div> | Stellar Mass [Solar mass] |
| st_met | 0.07 dex | |
| st_meterr1 | 0.05 dex | |
| st_meterr2 | -0.05 dex | |
| st_metlim | 0 | |
| st_metratio | [Fe/H] | Stellar Metallicity Ratio |
| st_metstr | 0.070±0.050 | Stellar Metallicity [dex] |
| st_nphot | 0 | |
| st_nrvc | 0 | |
| st_nspec | 0 | |
| st_rad | 0.83 Rsun | |
| st_raderr1 | 0.01 Rsun | |
| st_raderr2 | -0.01 Rsun | |
| st_radlim | 0 | |
| st_radstr | <div><span class="supersubNumber">0.834</span><span class="superscript">+0.011</span><span class="subscript">-0.010</span></div> | Stellar Radius [Solar Radius] |
| st_radv | — | |
| st_radverr1 | — | |
| st_radverr2 | — | |
| st_radvlim | — | |
| st_radvstr | — | Systemic Radial Velocity [km/s] |
| st_refname | <a refstr=VIVIEN_ET_AL__2024 href=https://ui.adsabs.harvard.edu/abs/2024A&A...688A.192V/abstract target=ref>Vivien et al. 2024</a> | Stellar Parameter Reference |
| st_rotp | — | |
| st_rotperr1 | — | |
| st_rotperr2 | — | |
| st_rotplim | — | |
| st_rotpstr | — | Stellar Rotational Period [day] |
| st_spectype | — | Spectral Type |
| st_teff | 5354.70 K | |
| st_tefferr1 | 27.90 K | |
| st_tefferr2 | -21.20 K | |
| st_tefflim | 0 | |
| st_teffstr | <div><span class="supersubNumber">5354.7</span><span class="superscript">+27.9</span><span class="subscript">-21.2</span></div> | Stellar Effective Temperature [K] |
| st_vsin | — | |
| st_vsinerr1 | — | |
| st_vsinerr2 | — | |
| st_vsinlim | — | |
| st_vsinstr | — | Stellar Rotational Velocity [km/s] |
| sy_bmag | 13.06 mag | |
| sy_bmagerr1 | 0.05 mag | |
| sy_bmagerr2 | -0.05 mag | |
| sy_bmagstr | 13.063±0.051 | B (Johnson) Magnitude |
| sy_dist | 202.59 pc | |
| sy_disterr1 | 2.03 pc | |
| sy_disterr2 | -1.99 pc | |
| sy_diststr | <div><span class="supersubNumber">202.585</span><span class="superscript">+2.028</span><span class="subscript">-1.989</span></div> | Distance [pc] |
| sy_gaiamag | 12.03 mag | |
| sy_gaiamagerr1 | 3.64e-4 mag | |
| sy_gaiamagerr2 | -3.64e-4 mag | |
| sy_gaiamagstr | 12.025200±0.000364 | Gaia Magnitude |
| sy_gmag | 14.89 mag | |
| sy_gmagerr1 | 0.01 mag | |
| sy_gmagerr2 | -0.01 mag | |
| sy_gmagstr | 14.8948000±0.0109808 | g (Sloan) Magnitude |
| sy_hmag | 10.38 mag | |
| sy_hmagerr1 | 0.02 mag | |
| sy_hmagerr2 | -0.02 mag | |
| sy_hmagstr | 10.384±0.021 | H (2MASS) Magnitude |
| sy_icmag | — | |
| sy_icmagerr1 | — | |
| sy_icmagerr2 | — | |
| sy_icmagstr | — | I (Cousins) Magnitude |
| sy_imag | 11.86 mag | |
| sy_imagerr1 | 1.26e-3 mag | |
| sy_imagerr2 | -1.26e-3 mag | |
| sy_imagstr | 11.8643000±0.0012561 | i (Sloan) Magnitude |
| sy_jmag | 10.76 mag | |
| sy_jmagerr1 | 0.02 mag | |
| sy_jmagerr2 | -0.02 mag | |
| sy_jmagstr | 10.756±0.021 | J (2MASS) Magnitude |
| sy_kepmag | 12.07 mag | |
| sy_kepmagerr1 | — | |
| sy_kepmagerr2 | — | |
| sy_kepmagstr | 12.069 | Kepler Magnitude |
| sy_kmag | 10.30 mag | |
| sy_kmagerr1 | 0.02 mag | |
| sy_kmagerr2 | -0.02 mag | |
| sy_kmagstr | 10.305±0.021 | Ks (2MASS) Magnitude |
| sy_mnum | 0 | |
| sy_plx | 4.91 mas | |
| sy_plxerr1 | 0.05 mas | |
| sy_plxerr2 | -0.05 mas | |
| sy_plxstr | 4.907950±0.048567 | Parallax [mas] |
| sy_pm | 10.57 mas/yr | |
| sy_pmdec | -10.52 mas/yr | |
| sy_pmdecerr1 | 0.08 mas/yr | |
| sy_pmdecerr2 | -0.08 mas/yr | |
| sy_pmdecstr | -10.5219000±0.0816304 | Proper Motion (Dec) [mas/yr] |
| sy_pmerr1 | 0.08 mas/yr | |
| sy_pmerr2 | -0.08 mas/yr | |
| sy_pmra | -1.02 mas/yr | |
| sy_pmraerr1 | 0.08 mas/yr | |
| sy_pmraerr2 | -0.08 mas/yr | |
| sy_pmrastr | -1.0180000±0.0835275 | Proper Motion (RA) [mas/yr] |
| sy_pmstr | 10.5710313±0.0816482 | Total Proper Motion [mas/yr] |
| sy_pnum | 6 | |
| 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 | 12.06 mag | |
| sy_rmagerr1 | 1.17e-3 mag | |
| sy_rmagerr2 | -1.17e-3 mag | |
| sy_rmagstr | 12.0650000±0.0011704 | r (Sloan) Magnitude |
| sy_snum | 1 | |
| sy_tmag | 11.50 mag | |
| sy_tmagerr1 | 6.80e-3 mag | |
| sy_tmagerr2 | -6.80e-3 mag | |
| sy_tmagstr | 11.5018±0.0068 | TESS Magnitude |
| sy_umag | 15.10 mag | |
| sy_umagerr1 | 5.91e-3 mag | |
| sy_umagerr2 | -5.91e-3 mag | |
| sy_umagstr | 15.0982000±0.0059087 | u (Sloan) Magnitude |
| sy_vmag | 12.25 mag | |
| sy_vmagerr1 | 0.09 mag | |
| sy_vmagerr2 | -0.09 mag | |
| sy_vmagstr | 12.246±0.092 | V (Johnson) Magnitude |
| sy_w1mag | 10.27 mag | |
| sy_w1magerr1 | 0.02 mag | |
| sy_w1magerr2 | -0.02 mag | |
| sy_w1magstr | 10.274±0.023 | W1 (WISE) Magnitude |
| sy_w2mag | 10.33 mag | |
| sy_w2magerr1 | 0.02 mag | |
| sy_w2magerr2 | -0.02 mag | |
| sy_w2magstr | 10.332±0.019 | W2 (WISE) Magnitude |
| sy_w3mag | 10.28 mag | |
| sy_w3magerr1 | 0.08 mag | |
| sy_w3magerr2 | -0.08 mag | |
| sy_w3magstr | 10.279±0.077 | W3 (WISE) Magnitude |
| sy_w4mag | 8.84 mag | |
| sy_w4magerr1 | — | |
| sy_w4magerr2 | — | |
| sy_w4magstr | 8.84 | W4 (WISE) Magnitude |
| sy_zmag | 13.05 mag | |
| sy_zmagerr1 | 6.86e-3 mag | |
| sy_zmagerr2 | -6.86e-3 mag | |
| sy_zmagstr | 13.0460000±0.0068556 | z (Sloan) Magnitude |
| tic_id | TIC 4610830 | TIC ID |
| tran_flag | 1 | |
| ttv_flag | 0 | |
| x | 0.96 | |
| y | -0.19 | |
| z | -0.19 |