{"id":5597,"slug":"kepler-1557-b","name":"Kepler-1557 b","domain":"exoplanet","class":"exoplanet","otype":null,"otype_label":"Exoplanet","ra":293.8813592,"dec":46.8388172,"coo_err_mas":null,"coo_bibcode":null,"plx_mas":null,"pmra":null,"pmdec":null,"rv_kms":null,"redshift":null,"dist_pc":1380.16,"vmag":15.383,"bmag":null,"gmag":null,"jmag":null,"kmag":null,"sp_type":null,"morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":10,"simbad_oid":10118843,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":"Kepler-1557 b","host_object_id":3007728,"depth":0,"deep_at":null,"views":1,"first_seen":"2026-08-14T16:25:51.971135+00:00","updated_at":"2026-09-13T03:31:17.289698+00:00","identifiers":["Kepler-1557b"],"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-Q17 DR24 KOI Table","ref_year":2016},{"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":2016},{"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":2016},{"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":2016},{"parameter":"equilibrium_temperature","value":1265.0,"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":2016},{"parameter":"equilibrium_temperature","value":1265.0,"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":2016},{"parameter":"equilibrium_temperature","value":1265.0,"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":2016},{"parameter":"equilibrium_temperature","value":1287.0,"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":2016},{"parameter":"orbital_period","value":3.7403251065,"value_text":null,"unit":"d","err_plus":2.39172e-05,"err_minus":2.39172e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Gajdo&scaron; et al. 2019","ref_year":2019},{"parameter":"orbital_period","value":3.74032496,"value_text":null,"unit":"d","err_plus":2.165e-05,"err_minus":2.165e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Morton et al. 2016","ref_year":2016},{"parameter":"orbital_period","value":3.74032496,"value_text":null,"unit":"d","err_plus":2.165e-05,"err_minus":2.165e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q12 KOI Table","ref_year":2016},{"parameter":"orbital_period","value":3.74032496,"value_text":null,"unit":"d","err_plus":2.165e-05,"err_minus":2.165e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2016},{"parameter":"orbital_period","value":3.74031708,"value_text":null,"unit":"d","err_plus":1.925e-05,"err_minus":1.925e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 Supplemental KOI Table","ref_year":2016},{"parameter":"orbital_period","value":3.74032496,"value_text":null,"unit":"d","err_plus":2.165e-05,"err_minus":2.165e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2016},{"parameter":"orbital_period","value":3.74031708,"value_text":null,"unit":"d","err_plus":1.925e-05,"err_minus":1.925e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2016},{"parameter":"radius","value":1.376,"value_text":null,"unit":"R_earth","err_plus":0.131,"err_minus":0.127,"band":null,"method":"Transit","source":"nasa-exo","reference":"Berger et al. 2018","ref_year":2018},{"parameter":"radius","value":1.35,"value_text":null,"unit":"R_earth","err_plus":0.61,"err_minus":0.12,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2016},{"parameter":"radius","value":1.38,"value_text":null,"unit":"R_earth","err_plus":0.41,"err_minus":0.17,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2016},{"parameter":"radius","value":1.53,"value_text":null,"unit":"R_earth","err_plus":0.5,"err_minus":0.21,"band":null,"method":"Transit","source":"nasa-exo","reference":"Morton et al. 2016","ref_year":2016},{"parameter":"radius","value":1.35,"value_text":null,"unit":"R_earth","err_plus":0.61,"err_minus":0.12,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q12 KOI Table","ref_year":2016},{"parameter":"radius","value":1.35,"value_text":null,"unit":"R_earth","err_plus":0.61,"err_minus":0.12,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2016},{"parameter":"semi_major_axis","value":0.0486,"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":2016},{"parameter":"semi_major_axis","value":0.0486,"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":2016},{"parameter":"semi_major_axis","value":0.0486,"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":2016},{"parameter":"semi_major_axis","value":0.049,"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":2016}],"orbit":null,"exoplanet":{"object_id":5597,"pl_name":"Kepler-1557 b","hostname":"Kepler-1557","sy_pnum":1,"disc_method":"Transit","disc_year":2016,"disc_facility":"Kepler","orbper_d":3.74032496,"orbsmax_au":0.049,"rade":1.53,"radj":0.13649746,"masse":2.96,"massj":0.0093,"dens_gcm3":4.54,"eccen":0.0,"insol":645.543,"eqt_k":1287.0,"st_teff":6099.0,"st_rad":1.17,"st_mass":1.11,"st_spectype":null,"sy_dist_pc":1380.16,"updated_at":"2026-09-13T03:31:17.289698+00:00"},"sources":[]}