{"id":6431,"slug":"kepler-408-b","name":"Kepler-408 b","domain":"exoplanet","class":"exoplanet","otype":null,"otype_label":"Exoplanet","ra":284.7862158,"dec":48.4232622,"coo_err_mas":null,"coo_bibcode":null,"plx_mas":null,"pmra":null,"pmdec":null,"rv_kms":null,"redshift":null,"dist_pc":88.7832,"vmag":8.834,"bmag":null,"gmag":null,"jmag":null,"kmag":null,"sp_type":null,"morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":0,"simbad_oid":null,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":"Kepler-408 b","host_object_id":1638042,"depth":0,"deep_at":null,"views":3,"first_seen":"2026-08-14T16:25:51.971135+00:00","updated_at":"2026-09-13T03:31:17.289698+00:00","identifiers":[],"measurements":[{"parameter":"eccentricity","value":0.0,"value_text":null,"unit":null,"err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Weiss et al. 2024","ref_year":2024},{"parameter":"eccentricity","value":0.0,"value_text":null,"unit":null,"err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2014},{"parameter":"eccentricity","value":0.0,"value_text":null,"unit":null,"err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q8 KOI Table","ref_year":2014},{"parameter":"eccentricity","value":0.0,"value_text":null,"unit":null,"err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2014},{"parameter":"eccentricity","value":0.0,"value_text":null,"unit":null,"err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q12 KOI Table","ref_year":2014},{"parameter":"eccentricity","value":0.0,"value_text":null,"unit":null,"err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2014},{"parameter":"equilibrium_temperature","value":1558.0,"value_text":null,"unit":"K","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q12 KOI Table","ref_year":2014},{"parameter":"equilibrium_temperature","value":1558.0,"value_text":null,"unit":"K","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2014},{"parameter":"equilibrium_temperature","value":1558.0,"value_text":null,"unit":"K","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2014},{"parameter":"equilibrium_temperature","value":1561.0,"value_text":null,"unit":"K","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2014},{"parameter":"equilibrium_temperature","value":1606.0,"value_text":null,"unit":"K","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q8 KOI Table","ref_year":2014},{"parameter":"mass","value":5.0,"value_text":null,"unit":"M_earth","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Marcy et al. 2014","ref_year":2014},{"parameter":"orbital_period","value":2.465026158,"value_text":null,"unit":"d","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Weiss et al. 2024","ref_year":2024},{"parameter":"orbital_period","value":2.4650455167,"value_text":null,"unit":"d","err_plus":1.3323e-06,"err_minus":1.3323e-06,"band":null,"method":"Transit","source":"nasa-exo","reference":"Gajdo&scaron; et al. 2019","ref_year":2019},{"parameter":"orbital_period","value":2.465026158,"value_text":null,"unit":"d","err_plus":4.737e-06,"err_minus":4.737e-06,"band":null,"method":"Transit","source":"nasa-exo","reference":"Fulton &amp; Petigura 2018","ref_year":2018},{"parameter":"orbital_period","value":2.465026158,"value_text":null,"unit":"d","err_plus":4.737e-06,"err_minus":4.737e-06,"band":null,"method":"Transit","source":"nasa-exo","reference":"Morton et al. 2016","ref_year":2016},{"parameter":"orbital_period","value":2.465026158,"value_text":null,"unit":"d","err_plus":4.737e-06,"err_minus":4.737e-06,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2014},{"parameter":"orbital_period","value":2.46502,"value_text":null,"unit":"d","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Marcy et al. 2014","ref_year":2014},{"parameter":"orbital_period","value":2.465031,"value_text":null,"unit":"d","err_plus":1.2e-05,"err_minus":1.2e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q8 KOI Table","ref_year":2014},{"parameter":"orbital_period","value":2.465026158,"value_text":null,"unit":"d","err_plus":4.737e-06,"err_minus":4.737e-06,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2014},{"parameter":"orbital_period","value":2.465024332,"value_text":null,"unit":"d","err_plus":5.414e-06,"err_minus":5.414e-06,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2014},{"parameter":"orbital_period","value":2.465026158,"value_text":null,"unit":"d","err_plus":4.737e-06,"err_minus":4.737e-06,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q12 KOI Table","ref_year":2014},{"parameter":"orbital_period","value":2.465024332,"value_text":null,"unit":"d","err_plus":5.414e-06,"err_minus":5.414e-06,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 Supplemental KOI Table","ref_year":2014},{"parameter":"radius","value":0.71,"value_text":null,"unit":"R_earth","err_plus":0.028,"err_minus":0.028,"band":null,"method":"Transit","source":"nasa-exo","reference":"Weiss et al. 2024","ref_year":2024},{"parameter":"radius","value":0.71,"value_text":null,"unit":"R_earth","err_plus":0.028,"err_minus":0.028,"band":null,"method":"Transit","source":"nasa-exo","reference":"Fulton &amp; Petigura 2018","ref_year":2018},{"parameter":"radius","value":0.722,"value_text":null,"unit":"R_earth","err_plus":0.032,"err_minus":0.052,"band":null,"method":"Transit","source":"nasa-exo","reference":"Berger et al. 2018","ref_year":2018},{"parameter":"radius","value":0.67,"value_text":null,"unit":"R_earth","err_plus":0.02,"err_minus":0.04,"band":null,"method":"Transit","source":"nasa-exo","reference":"Morton et al. 2016","ref_year":2016},{"parameter":"radius","value":0.7,"value_text":null,"unit":"R_earth","err_plus":0.01,"err_minus":0.02,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q12 KOI Table","ref_year":2014},{"parameter":"radius","value":0.82,"value_text":null,"unit":"R_earth","err_plus":0.03,"err_minus":0.03,"band":null,"method":"Transit","source":"nasa-exo","reference":"Marcy et al. 2014","ref_year":2014},{"parameter":"radius","value":0.7,"value_text":null,"unit":"R_earth","err_plus":0.01,"err_minus":0.02,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2014},{"parameter":"radius","value":0.69,"value_text":null,"unit":"R_earth","err_plus":0.03,"err_minus":0.04,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2014},{"parameter":"radius","value":0.78,"value_text":null,"unit":"R_earth","err_plus":0.1,"err_minus":0.1,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q8 KOI Table","ref_year":2014},{"parameter":"radius","value":0.7,"value_text":null,"unit":"R_earth","err_plus":0.01,"err_minus":0.02,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2014},{"parameter":"semi_major_axis","value":0.0358902282,"value_text":null,"unit":"au","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Weiss et al. 2024","ref_year":2024},{"parameter":"semi_major_axis","value":0.03592,"value_text":null,"unit":"au","err_plus":0.00033,"err_minus":0.00033,"band":null,"method":"Transit","source":"nasa-exo","reference":"Fulton &amp; Petigura 2018","ref_year":2018},{"parameter":"semi_major_axis","value":0.0366,"value_text":null,"unit":"au","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2014},{"parameter":"semi_major_axis","value":0.0359,"value_text":null,"unit":"au","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2014},{"parameter":"semi_major_axis","value":0.036,"value_text":null,"unit":"au","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q8 KOI Table","ref_year":2014},{"parameter":"semi_major_axis","value":0.0366,"value_text":null,"unit":"au","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q12 KOI Table","ref_year":2014},{"parameter":"semi_major_axis","value":0.0366,"value_text":null,"unit":"au","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2014}],"orbit":null,"exoplanet":{"object_id":6431,"pl_name":"Kepler-408 b","hostname":"Kepler-408","sy_pnum":1,"disc_method":"Transit","disc_year":2014,"disc_facility":"Kepler","orbper_d":2.46502,"orbsmax_au":0.03592,"rade":0.82,"radj":0.073,"masse":5.0,"massj":0.01573168,"dens_gcm3":null,"eccen":0.0,"insol":1503.581,"eqt_k":1561.0,"st_teff":6104.0,"st_rad":1.23,"st_mass":1.08,"st_spectype":null,"sy_dist_pc":88.7832,"updated_at":"2026-09-13T03:31:17.289698+00:00"},"sources":[]}