{"id":6514,"slug":"kepler-306-e","name":"Kepler-306 e","domain":"exoplanet","class":"exoplanet","otype":null,"otype_label":"Exoplanet","ra":288.5387145,"dec":40.6160545,"coo_err_mas":null,"coo_bibcode":null,"plx_mas":null,"pmra":null,"pmdec":null,"rv_kms":null,"redshift":null,"dist_pc":775.679,"vmag":15.575,"bmag":null,"gmag":null,"jmag":null,"kmag":null,"sp_type":null,"morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":23,"simbad_oid":8584174,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":"Kepler-306 e","host_object_id":2884761,"depth":0,"deep_at":null,"views":4,"first_seen":"2026-08-14T16:25:51.971135+00:00","updated_at":"2026-09-13T03:31:17.289698+00:00","identifiers":["Kepler-306e"],"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":"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-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-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-Q17 DR24 KOI Table","ref_year":2014},{"parameter":"equilibrium_temperature","value":437.0,"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":437.0,"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":422.0,"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":"equilibrium_temperature","value":390.0,"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":437.0,"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":"orbital_period","value":44.8407482813,"value_text":null,"unit":"d","err_plus":0.0002643137,"err_minus":0.0002643137,"band":null,"method":"Transit","source":"nasa-exo","reference":"Gajdo&scaron; et al. 2019","ref_year":2019},{"parameter":"orbital_period","value":44.8412214,"value_text":null,"unit":"d","err_plus":0.0002879,"err_minus":0.0002879,"band":null,"method":"Transit","source":"nasa-exo","reference":"Fulton &amp; Petigura 2018","ref_year":2018},{"parameter":"orbital_period","value":44.84124614,"value_text":null,"unit":"d","err_plus":7.49e-06,"err_minus":7.49e-06,"band":null,"method":"Transit","source":"nasa-exo","reference":"Holczer et al. 2016","ref_year":2016},{"parameter":"orbital_period","value":44.8412214,"value_text":null,"unit":"d","err_plus":0.0002879,"err_minus":0.0002879,"band":null,"method":"Transit","source":"nasa-exo","reference":"Morton et al. 2016","ref_year":2016},{"parameter":"orbital_period","value":44.8411168,"value_text":null,"unit":"d","err_plus":0.0002781,"err_minus":0.0002781,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 Supplemental KOI Table","ref_year":2014},{"parameter":"orbital_period","value":44.8412214,"value_text":null,"unit":"d","err_plus":0.0002879,"err_minus":0.0002879,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2014},{"parameter":"orbital_period","value":44.8412214,"value_text":null,"unit":"d","err_plus":0.0002879,"err_minus":0.0002879,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q12 KOI Table","ref_year":2014},{"parameter":"orbital_period","value":44.8418,"value_text":null,"unit":"d","err_plus":0.0014,"err_minus":0.0014,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q8 KOI Table","ref_year":2014},{"parameter":"orbital_period","value":44.8411168,"value_text":null,"unit":"d","err_plus":0.0002781,"err_minus":0.0002781,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2014},{"parameter":"orbital_period","value":44.840975,"value_text":null,"unit":"d","err_plus":0.000439,"err_minus":0.000439,"band":null,"method":"Transit","source":"nasa-exo","reference":"Rowe et al. 2014","ref_year":2014},{"parameter":"orbital_period","value":44.8412214,"value_text":null,"unit":"d","err_plus":0.0002879,"err_minus":0.0002879,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2014},{"parameter":"radius","value":2.473,"value_text":null,"unit":"R_earth","err_plus":0.125,"err_minus":0.125,"band":null,"method":"Transit","source":"nasa-exo","reference":"Fulton &amp; Petigura 2018","ref_year":2018},{"parameter":"radius","value":2.977,"value_text":null,"unit":"R_earth","err_plus":0.158,"err_minus":0.498,"band":null,"method":"Transit","source":"nasa-exo","reference":"Berger et al. 2018","ref_year":2018},{"parameter":"radius","value":2.35,"value_text":null,"unit":"R_earth","err_plus":0.11,"err_minus":0.1,"band":null,"method":"Transit","source":"nasa-exo","reference":"Morton et al. 2016","ref_year":2016},{"parameter":"radius","value":2.81,"value_text":null,"unit":"R_earth","err_plus":0.99,"err_minus":0.99,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q8 KOI Table","ref_year":2014},{"parameter":"radius","value":2.27,"value_text":null,"unit":"R_earth","err_plus":0.15,"err_minus":0.15,"band":null,"method":"Transit","source":"nasa-exo","reference":"Rowe et al. 2014","ref_year":2014},{"parameter":"radius","value":2.74,"value_text":null,"unit":"R_earth","err_plus":0.84,"err_minus":0.22,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2014},{"parameter":"radius","value":2.74,"value_text":null,"unit":"R_earth","err_plus":0.84,"err_minus":0.22,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q12 KOI Table","ref_year":2014},{"parameter":"radius","value":2.74,"value_text":null,"unit":"R_earth","err_plus":0.84,"err_minus":0.22,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2014},{"parameter":"radius","value":2.75,"value_text":null,"unit":"R_earth","err_plus":0.18,"err_minus":0.11,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2014},{"parameter":"semi_major_axis","value":0.22455,"value_text":null,"unit":"au","err_plus":0.00211,"err_minus":0.00211,"band":null,"method":"Transit","source":"nasa-exo","reference":"Fulton &amp; Petigura 2018","ref_year":2018},{"parameter":"semi_major_axis","value":0.2362,"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":0.227,"value_text":null,"unit":"au","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Rowe et al. 2014","ref_year":2014},{"parameter":"semi_major_axis","value":0.242,"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":0.2362,"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},{"parameter":"semi_major_axis","value":0.2362,"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":0.2268,"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}],"orbit":null,"exoplanet":{"object_id":6514,"pl_name":"Kepler-306 e","hostname":"Kepler-306","sy_pnum":4,"disc_method":"Transit","disc_year":2014,"disc_facility":"Kepler","orbper_d":44.840975,"orbsmax_au":0.227,"rade":2.27,"radj":0.203,"masse":5.77,"massj":0.0182,"dens_gcm3":2.71,"eccen":0.0,"insol":6.185,"eqt_k":390.0,"st_teff":4954.0,"st_rad":0.719,"st_mass":0.75,"st_spectype":null,"sy_dist_pc":775.679,"updated_at":"2026-09-13T03:31:17.289698+00:00"},"sources":[]}