{"id":9472,"slug":"kepler-1921-c","name":"Kepler-1921 c","domain":"exoplanet","class":"exoplanet","otype":null,"otype_label":"Exoplanet","ra":300.3161723,"dec":45.4953271,"coo_err_mas":null,"coo_bibcode":null,"plx_mas":null,"pmra":null,"pmdec":null,"rv_kms":null,"redshift":null,"dist_pc":928.989,"vmag":13.103,"bmag":null,"gmag":null,"jmag":null,"kmag":null,"sp_type":null,"morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":16,"simbad_oid":10118723,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":"Kepler-1921 c","host_object_id":3007846,"depth":0,"deep_at":null,"views":2,"first_seen":"2026-08-14T16:25:51.971135+00:00","updated_at":"2026-09-13T03:31:17.289698+00:00","identifiers":["Kepler-1921c"],"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-Q17 DR25 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-Q12 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":"equilibrium_temperature","value":1792.0,"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":1792.0,"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":2023},{"parameter":"equilibrium_temperature","value":1792.0,"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":"equilibrium_temperature","value":1791.0,"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":"orbital_period","value":3.15721824,"value_text":null,"unit":"d","err_plus":2.149e-05,"err_minus":2.149e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2023},{"parameter":"orbital_period","value":3.15722086,"value_text":null,"unit":"d","err_plus":1.947e-05,"err_minus":1.947e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2023},{"parameter":"orbital_period","value":3.15722086,"value_text":null,"unit":"d","err_plus":1.947e-05,"err_minus":1.947e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 Supplemental KOI Table","ref_year":2023},{"parameter":"orbital_period","value":3.15721824,"value_text":null,"unit":"d","err_plus":2.149e-05,"err_minus":2.149e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q12 KOI Table","ref_year":2023},{"parameter":"orbital_period","value":3.157219887,"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":3.15721824,"value_text":null,"unit":"d","err_plus":2.149e-05,"err_minus":2.149e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2023},{"parameter":"orbital_period","value":3.15721824,"value_text":null,"unit":"d","err_plus":2.149e-05,"err_minus":2.149e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Fulton &amp; Petigura 2018","ref_year":2018},{"parameter":"radius","value":1.44,"value_text":null,"unit":"R_earth","err_plus":0.48,"err_minus":0.57,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2023},{"parameter":"radius","value":1.44,"value_text":null,"unit":"R_earth","err_plus":0.48,"err_minus":0.57,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2023},{"parameter":"radius","value":1.68700004,"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":1.44,"value_text":null,"unit":"R_earth","err_plus":0.48,"err_minus":0.57,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q12 KOI Table","ref_year":2023},{"parameter":"radius","value":1.41,"value_text":null,"unit":"R_earth","err_plus":0.33,"err_minus":0.57,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2023},{"parameter":"radius","value":1.484,"value_text":null,"unit":"R_earth","err_plus":0.076,"err_minus":0.076,"band":null,"method":"Transit","source":"nasa-exo","reference":"Fulton &amp; Petigura 2018","ref_year":2018},{"parameter":"semi_major_axis","value":0.0454,"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":0.0454,"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":2023},{"parameter":"semi_major_axis","value":0.0454,"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":0.0454,"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},{"parameter":"semi_major_axis","value":0.04628,"value_text":null,"unit":"au","err_plus":0.00081,"err_minus":0.00081,"band":null,"method":"Transit","source":"nasa-exo","reference":"Fulton &amp; Petigura 2018","ref_year":2018}],"orbit":null,"exoplanet":{"object_id":9472,"pl_name":"Kepler-1921 c","hostname":"Kepler-1921","sy_pnum":2,"disc_method":"Transit","disc_year":2023,"disc_facility":"Kepler","orbper_d":3.15722086,"orbsmax_au":0.0454,"rade":1.41,"radj":0.12579199,"masse":2.57,"massj":0.00809,"dens_gcm3":5.04,"eccen":0.0,"insol":2436.47,"eqt_k":1791.0,"st_teff":6120.0,"st_rad":2.0,"st_mass":1.251,"st_spectype":null,"sy_dist_pc":928.989,"updated_at":"2026-09-13T03:31:17.289698+00:00"},"sources":[]}