{"id":4973,"slug":"kepler-1981-b","name":"Kepler-1981 b","domain":"exoplanet","class":"exoplanet","otype":null,"otype_label":"Exoplanet","ra":287.9754691,"dec":38.7402988,"coo_err_mas":null,"coo_bibcode":null,"plx_mas":null,"pmra":null,"pmdec":null,"rv_kms":null,"redshift":null,"dist_pc":659.395,"vmag":13.563,"bmag":null,"gmag":null,"jmag":null,"kmag":null,"sp_type":null,"morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":5,"simbad_oid":9682633,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":"Kepler-1981 b","host_object_id":2884468,"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-1981b"],"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":2023},{"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":2023},{"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":2023},{"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":2023},{"parameter":"equilibrium_temperature","value":270.0,"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":2023},{"parameter":"equilibrium_temperature","value":270.0,"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":2023},{"parameter":"orbital_period","value":453.5429993,"value_text":null,"unit":"d","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Valizadegan et al. 2023","ref_year":2023},{"parameter":"orbital_period","value":453.54212,"value_text":null,"unit":"d","err_plus":0.003501,"err_minus":0.003501,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2023},{"parameter":"orbital_period","value":453.543999,"value_text":null,"unit":"d","err_plus":0.004065,"err_minus":0.004065,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2023},{"parameter":"orbital_period","value":453.54212,"value_text":null,"unit":"d","err_plus":0.003501,"err_minus":0.003501,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 Supplemental KOI Table","ref_year":2023},{"parameter":"orbital_period","value":453.543999,"value_text":null,"unit":"d","err_plus":0.004065,"err_minus":0.004065,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2023},{"parameter":"radius","value":3.71,"value_text":null,"unit":"R_earth","err_plus":1.93,"err_minus":0.56,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2023},{"parameter":"radius","value":3.71,"value_text":null,"unit":"R_earth","err_plus":1.93,"err_minus":0.56,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2023},{"parameter":"radius","value":9.4119997,"value_text":null,"unit":"R_earth","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Valizadegan et al. 2023","ref_year":2023},{"parameter":"radius","value":9.23,"value_text":null,"unit":"R_earth","err_plus":1.76,"err_minus":4.1,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2023},{"parameter":"semi_major_axis","value":1.1712,"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":2023},{"parameter":"semi_major_axis","value":1.3292,"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":2023},{"parameter":"semi_major_axis","value":1.1712,"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":2023}],"orbit":null,"exoplanet":{"object_id":4973,"pl_name":"Kepler-1981 b","hostname":"Kepler-1981","sy_pnum":1,"disc_method":"Transit","disc_year":2023,"disc_facility":"Kepler","orbper_d":453.54212,"orbsmax_au":1.3292,"rade":9.23,"radj":0.82344686,"masse":62.5,"massj":0.197,"dens_gcm3":0.437,"eccen":0.0,"insol":5.45,"eqt_k":390.0,"st_teff":5874.0,"st_rad":3.006,"st_mass":1.519,"st_spectype":null,"sy_dist_pc":659.395,"updated_at":"2026-09-13T03:31:17.289698+00:00"},"sources":[]}