{"id":9798,"slug":"kepler-289-b","name":"Kepler-289 b","domain":"exoplanet","class":"exoplanet","otype":null,"otype_label":"Exoplanet","ra":297.4653351,"dec":42.8828517,"coo_err_mas":null,"coo_bibcode":null,"plx_mas":null,"pmra":null,"pmdec":null,"rv_kms":null,"redshift":null,"dist_pc":704.438,"vmag":14.142,"bmag":null,"gmag":null,"jmag":null,"kmag":null,"sp_type":null,"morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":52,"simbad_oid":8584124,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":"Kepler-289 b","host_object_id":2799951,"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-289b"],"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 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-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":"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":"equilibrium_temperature","value":750.0,"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":750.0,"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":755.0,"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":750.0,"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":607.0,"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":"mass","value":24.7,"value_text":null,"unit":"M_earth","err_plus":7.4,"err_minus":7.9,"band":null,"method":"Transit","source":"nasa-exo","reference":"Ofir et al. 2025","ref_year":2025},{"parameter":"mass","value":3.7,"value_text":null,"unit":"M_earth","err_plus":3.79,"err_minus":1.96,"band":null,"method":"Transit","source":"nasa-exo","reference":"Greklek-McKeon et al. 2023","ref_year":2023},{"parameter":"mass","value":7.3,"value_text":null,"unit":"M_earth","err_plus":6.8,"err_minus":6.8,"band":null,"method":"Transit","source":"nasa-exo","reference":"Schmitt et al. 2014","ref_year":2014},{"parameter":"orbital_period","value":34.54395,"value_text":null,"unit":"d","err_plus":0.00016,"err_minus":0.00016,"band":null,"method":"Transit","source":"nasa-exo","reference":"Ofir et al. 2025","ref_year":2025},{"parameter":"orbital_period","value":34.5383,"value_text":null,"unit":"d","err_plus":0.0006,"err_minus":0.0006,"band":null,"method":"Transit","source":"nasa-exo","reference":"Greklek-McKeon et al. 2023","ref_year":2023},{"parameter":"orbital_period","value":34.543907316,"value_text":null,"unit":"d","err_plus":0.0001574988,"err_minus":0.0001574988,"band":null,"method":"Transit","source":"nasa-exo","reference":"Gajdo&scaron; et al. 2019","ref_year":2019},{"parameter":"orbital_period","value":34.5438464,"value_text":null,"unit":"d","err_plus":0.0001501,"err_minus":0.0001501,"band":null,"method":"Transit","source":"nasa-exo","reference":"Fulton &amp; Petigura 2018","ref_year":2018},{"parameter":"orbital_period","value":34.5438464,"value_text":null,"unit":"d","err_plus":0.0001501,"err_minus":0.0001501,"band":null,"method":"Transit","source":"nasa-exo","reference":"Morton et al. 2016","ref_year":2016},{"parameter":"orbital_period","value":34.54398442,"value_text":null,"unit":"d","err_plus":5.33e-06,"err_minus":5.33e-06,"band":null,"method":"Transit","source":"nasa-exo","reference":"Holczer et al. 2016","ref_year":2016},{"parameter":"orbital_period","value":34.543901,"value_text":null,"unit":"d","err_plus":0.000238,"err_minus":0.000238,"band":null,"method":"Transit","source":"nasa-exo","reference":"Rowe et al. 2014","ref_year":2014},{"parameter":"orbital_period","value":34.545,"value_text":null,"unit":"d","err_plus":0.0005,"err_minus":0.0005,"band":null,"method":"Transit","source":"nasa-exo","reference":"Schmitt et al. 2014","ref_year":2014},{"parameter":"orbital_period","value":34.54363,"value_text":null,"unit":"d","err_plus":0.00041,"err_minus":0.00041,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q8 KOI Table","ref_year":2014},{"parameter":"orbital_period","value":34.5438464,"value_text":null,"unit":"d","err_plus":0.0001501,"err_minus":0.0001501,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q12 KOI Table","ref_year":2014},{"parameter":"orbital_period","value":34.5438464,"value_text":null,"unit":"d","err_plus":0.0001501,"err_minus":0.0001501,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2014},{"parameter":"orbital_period","value":34.5438464,"value_text":null,"unit":"d","err_plus":0.0001501,"err_minus":0.0001501,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2014},{"parameter":"orbital_period","value":34.5439452,"value_text":null,"unit":"d","err_plus":0.0001552,"err_minus":0.0001552,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2014},{"parameter":"orbital_period","value":34.5439452,"value_text":null,"unit":"d","err_plus":0.0001552,"err_minus":0.0001552,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 Supplemental KOI Table","ref_year":2014},{"parameter":"radius","value":2.49,"value_text":null,"unit":"R_earth","err_plus":0.07,"err_minus":0.07,"band":null,"method":"Transit","source":"nasa-exo","reference":"Greklek-McKeon et al. 2023","ref_year":2023},{"parameter":"radius","value":2.121,"value_text":null,"unit":"R_earth","err_plus":0.087,"err_minus":0.087,"band":null,"method":"Transit","source":"nasa-exo","reference":"Fulton &amp; Petigura 2018","ref_year":2018},{"parameter":"radius","value":2.423,"value_text":null,"unit":"R_earth","err_plus":0.421,"err_minus":0.358,"band":null,"method":"Transit","source":"nasa-exo","reference":"Berger et al. 2018","ref_year":2018},{"parameter":"radius","value":2.45,"value_text":null,"unit":"R_earth","err_plus":0.3,"err_minus":0.21,"band":null,"method":"Transit","source":"nasa-exo","reference":"Morton et al. 2016","ref_year":2016},{"parameter":"radius","value":2.67,"value_text":null,"unit":"R_earth","err_plus":0.42,"err_minus":0.34,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2014},{"parameter":"radius","value":3.41,"value_text":null,"unit":"R_earth","err_plus":1.77,"err_minus":1.01,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2014},{"parameter":"radius","value":3.8,"value_text":null,"unit":"R_earth","err_plus":1.1,"err_minus":1.1,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q8 KOI Table","ref_year":2014},{"parameter":"radius","value":3.41,"value_text":null,"unit":"R_earth","err_plus":1.77,"err_minus":1.01,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2014},{"parameter":"radius","value":2.43,"value_text":null,"unit":"R_earth","err_plus":0.46,"err_minus":0.46,"band":null,"method":"Transit","source":"nasa-exo","reference":"Rowe et al. 2014","ref_year":2014},{"parameter":"radius","value":2.15,"value_text":null,"unit":"R_earth","err_plus":0.1,"err_minus":0.1,"band":null,"method":"Transit","source":"nasa-exo","reference":"Schmitt et al. 2014","ref_year":2014},{"parameter":"radius","value":3.41,"value_text":null,"unit":"R_earth","err_plus":1.77,"err_minus":1.01,"band":null,"method":"Transit","source":"nasa-exo","reference":"Q1-Q12 KOI Table","ref_year":2014},{"parameter":"semi_major_axis","value":0.21183,"value_text":null,"unit":"au","err_plus":0.00154,"err_minus":0.00154,"band":null,"method":"Transit","source":"nasa-exo","reference":"Fulton &amp; Petigura 2018","ref_year":2018},{"parameter":"semi_major_axis","value":0.2182,"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":0.219,"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":0.2182,"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":0.2075,"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":0.212,"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":0.2182,"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":0.21,"value_text":null,"unit":"au","err_plus":0.01,"err_minus":0.01,"band":null,"method":"Transit","source":"nasa-exo","reference":"Schmitt et al. 2014","ref_year":2014}],"orbit":null,"exoplanet":{"object_id":9798,"pl_name":"Kepler-289 b","hostname":"Kepler-289","sy_pnum":4,"disc_method":"Transit","disc_year":2014,"disc_facility":"Kepler","orbper_d":34.5383,"orbsmax_au":0.21183,"rade":2.49,"radj":0.2221433,"masse":3.7,"massj":0.0116415,"dens_gcm3":1.45,"eccen":0.0,"insol":27.371,"eqt_k":607.0,"st_teff":5990.0,"st_rad":1.0,"st_mass":1.08,"st_spectype":null,"sy_dist_pc":704.438,"updated_at":"2026-09-13T03:31:17.289698+00:00"},"sources":[]}