{"id":9371,"slug":"hat-p-3-b","name":"HAT-P-3 b","domain":"exoplanet","class":"exoplanet","otype":"Pl","otype_label":"Planet","ra":206.0940142,"dec":48.028565,"coo_err_mas":0.0104,"coo_bibcode":"2020yCat.1350....0G","plx_mas":7.4159,"pmra":-19.619,"pmdec":-23.973,"rv_kms":null,"redshift":null,"dist_pc":134.554,"vmag":11.856,"bmag":null,"gmag":null,"jmag":null,"kmag":null,"sp_type":null,"morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":116,"simbad_oid":3913015,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":"HAT-P-3 b","host_object_id":2394599,"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":["HAT-P-3b"],"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":"Bourrier et al. 2023","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":"Ment et al. 2018","ref_year":2018},{"parameter":"eccentricity","value":0.01,"value_text":null,"unit":null,"err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Bonomo et al. 2017","ref_year":2017},{"parameter":"eccentricity","value":0.0,"value_text":null,"unit":null,"err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Stassun et al. 2017","ref_year":2017},{"parameter":"eccentricity","value":0.0,"value_text":null,"unit":null,"err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Chan et al. 2011","ref_year":2011},{"parameter":"eccentricity","value":0.0,"value_text":null,"unit":null,"err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Torres et al. 2007","ref_year":2007},{"parameter":"equilibrium_temperature","value":1170.0,"value_text":null,"unit":"K","err_plus":17.0,"err_minus":17.0,"band":null,"method":"Transit","source":"nasa-exo","reference":"Mancini et al. 2018","ref_year":2018},{"parameter":"equilibrium_temperature","value":1189.0,"value_text":null,"unit":"K","err_plus":16.0,"err_minus":16.0,"band":null,"method":"Transit","source":"nasa-exo","reference":"Southworth 2012","ref_year":2012},{"parameter":"equilibrium_temperature","value":1127.0,"value_text":null,"unit":"K","err_plus":49.0,"err_minus":39.0,"band":null,"method":"Transit","source":"nasa-exo","reference":"Torres et al. 2008","ref_year":2008},{"parameter":"equilibrium_temperature","value":1015.0,"value_text":null,"unit":"K","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"ExoFOP","ref_year":2007},{"parameter":"mass","value":189.10885,"value_text":null,"unit":"M_earth","err_plus":7.62792,"err_minus":7.62792,"band":null,"method":"Transit","source":"nasa-exo","reference":"Mancini et al. 2018","ref_year":2018},{"parameter":"mass","value":187.83753,"value_text":null,"unit":"M_earth","err_plus":8.89924,"err_minus":8.89924,"band":null,"method":"Transit","source":"nasa-exo","reference":"Ment et al. 2018","ref_year":2018},{"parameter":"mass","value":206.5895,"value_text":null,"unit":"M_earth","err_plus":34.9613,"err_minus":34.9613,"band":null,"method":"Transit","source":"nasa-exo","reference":"Stassun et al. 2017","ref_year":2017},{"parameter":"mass","value":193.55847,"value_text":null,"unit":"M_earth","err_plus":6.67443,"err_minus":6.99226,"band":null,"method":"Transit","source":"nasa-exo","reference":"Bonomo et al. 2017","ref_year":2017},{"parameter":"mass","value":185.61272,"value_text":null,"unit":"M_earth","err_plus":8.89924,"err_minus":8.89924,"band":null,"method":"Transit","source":"nasa-exo","reference":"Southworth 2012","ref_year":2012},{"parameter":"mass","value":187.83,"value_text":null,"unit":"M_earth","err_plus":5.721,"err_minus":5.721,"band":null,"method":"Transit","source":"nasa-exo","reference":"Chan et al. 2011","ref_year":2011},{"parameter":"mass","value":190.38017,"value_text":null,"unit":"M_earth","err_plus":8.26358,"err_minus":8.26358,"band":null,"method":"Transit","source":"nasa-exo","reference":"Gibson et al. 2010","ref_year":2010},{"parameter":"mass","value":189.42668,"value_text":null,"unit":"M_earth","err_plus":7.62792,"err_minus":8.26358,"band":null,"method":"Transit","source":"nasa-exo","reference":"Torres et al. 2008","ref_year":2008},{"parameter":"mass","value":190.38017,"value_text":null,"unit":"M_earth","err_plus":8.26358,"err_minus":8.26358,"band":null,"method":"Transit","source":"nasa-exo","reference":"Torres et al. 2007","ref_year":2007},{"parameter":"orbital_period","value":2.89973815,"value_text":null,"unit":"d","err_plus":1.3e-07,"err_minus":1.3e-07,"band":null,"method":"Transit","source":"nasa-exo","reference":"Kokori et al. 2023","ref_year":2023},{"parameter":"orbital_period","value":2.89973797,"value_text":null,"unit":"d","err_plus":3.8e-07,"err_minus":3.8e-07,"band":null,"method":"Transit","source":"nasa-exo","reference":"Bourrier et al. 2023","ref_year":2023},{"parameter":"orbital_period","value":2.89973826,"value_text":null,"unit":"d","err_plus":1.5e-07,"err_minus":1.5e-07,"band":null,"method":"Transit","source":"nasa-exo","reference":"Kokori et al. 2022","ref_year":2022},{"parameter":"orbital_period","value":2.8997379,"value_text":null,"unit":"d","err_plus":1.2e-07,"err_minus":1.2e-07,"band":null,"method":"Transit","source":"nasa-exo","reference":"Ivshina & Winn 2022","ref_year":2022},{"parameter":"orbital_period","value":2.899736,"value_text":null,"unit":"d","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Ment et al. 2018","ref_year":2018},{"parameter":"orbital_period","value":2.89973838,"value_text":null,"unit":"d","err_plus":2.7e-07,"err_minus":2.7e-07,"band":null,"method":"Transit","source":"nasa-exo","reference":"Mancini et al. 2018","ref_year":2018},{"parameter":"orbital_period","value":2.8997,"value_text":null,"unit":"d","err_plus":5.4e-05,"err_minus":5.4e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Stassun et al. 2017","ref_year":2017},{"parameter":"orbital_period","value":2.899736,"value_text":null,"unit":"d","err_plus":2e-06,"err_minus":2e-06,"band":null,"method":"Transit","source":"nasa-exo","reference":"Bonomo et al. 2017","ref_year":2017},{"parameter":"orbital_period","value":2.899736,"value_text":null,"unit":"d","err_plus":2e-06,"err_minus":2e-06,"band":null,"method":"Transit","source":"nasa-exo","reference":"Southworth 2012","ref_year":2012},{"parameter":"orbital_period","value":2.899737,"value_text":null,"unit":"d","err_plus":4e-06,"err_minus":4e-06,"band":null,"method":"Transit","source":"nasa-exo","reference":"Nascimbeni et al. 2011","ref_year":2011},{"parameter":"orbital_period","value":2.899736,"value_text":null,"unit":"d","err_plus":2e-06,"err_minus":2e-06,"band":null,"method":"Transit","source":"nasa-exo","reference":"Chan et al. 2011","ref_year":2011},{"parameter":"orbital_period","value":2.899738,"value_text":null,"unit":"d","err_plus":7e-06,"err_minus":7e-06,"band":null,"method":"Transit","source":"nasa-exo","reference":"Gibson et al. 2010","ref_year":2010},{"parameter":"orbital_period","value":2.899703,"value_text":null,"unit":"d","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Torres et al. 2008","ref_year":2008},{"parameter":"orbital_period","value":2.899703,"value_text":null,"unit":"d","err_plus":5.4e-05,"err_minus":5.4e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Torres et al. 2007","ref_year":2007},{"parameter":"orbital_period","value":2.8997405,"value_text":null,"unit":"d","err_plus":9e-07,"err_minus":9e-07,"band":null,"method":"Transit","source":"nasa-exo","reference":"ExoFOP","ref_year":2007},{"parameter":"radius","value":10.211399,"value_text":null,"unit":"R_earth","err_plus":0.381106,"err_minus":0.381106,"band":null,"method":"Transit","source":"nasa-exo","reference":"Mancini et al. 2018","ref_year":2018},{"parameter":"radius","value":10.076891,"value_text":null,"unit":"R_earth","err_plus":0.481987,"err_minus":0.549241,"band":null,"method":"Transit","source":"nasa-exo","reference":"Bonomo et al. 2017","ref_year":2017},{"parameter":"radius","value":10.53646,"value_text":null,"unit":"R_earth","err_plus":0.78463,"err_minus":0.78463,"band":null,"method":"Transit","source":"nasa-exo","reference":"Stassun et al. 2017","ref_year":2017},{"parameter":"radius","value":10.614923,"value_text":null,"unit":"R_earth","err_plus":0.347479,"err_minus":0.347479,"band":null,"method":"Transit","source":"nasa-exo","reference":"Southworth 2012","ref_year":2012},{"parameter":"radius","value":9.27,"value_text":null,"unit":"R_earth","err_plus":0.616,"err_minus":0.616,"band":null,"method":"Transit","source":"nasa-exo","reference":"Chan et al. 2011","ref_year":2011},{"parameter":"radius","value":9.97601,"value_text":null,"unit":"R_earth","err_plus":0.235389,"err_minus":0.325061,"band":null,"method":"Transit","source":"nasa-exo","reference":"Gibson et al. 2010","ref_year":2010},{"parameter":"radius","value":10.076891,"value_text":null,"unit":"R_earth","err_plus":0.481987,"err_minus":0.549241,"band":null,"method":"Transit","source":"nasa-exo","reference":"Torres et al. 2008","ref_year":2008},{"parameter":"radius","value":9.97601,"value_text":null,"unit":"R_earth","err_plus":0.515614,"err_minus":0.515614,"band":null,"method":"Transit","source":"nasa-exo","reference":"Torres et al. 2007","ref_year":2007},{"parameter":"radius","value":10.0433,"value_text":null,"unit":"R_earth","err_plus":0.564205,"err_minus":0.564205,"band":null,"method":"Transit","source":"nasa-exo","reference":"ExoFOP","ref_year":2007},{"parameter":"semi_major_axis","value":0.03878,"value_text":null,"unit":"au","err_plus":0.00065,"err_minus":0.00065,"band":null,"method":"Transit","source":"nasa-exo","reference":"Mancini et al. 2018","ref_year":2018},{"parameter":"semi_major_axis","value":0.03871,"value_text":null,"unit":"au","err_plus":0.00042,"err_minus":0.00042,"band":null,"method":"Transit","source":"nasa-exo","reference":"Ment et al. 2018","ref_year":2018},{"parameter":"semi_major_axis","value":0.03899,"value_text":null,"unit":"au","err_plus":0.00062,"err_minus":0.00065,"band":null,"method":"Transit","source":"nasa-exo","reference":"Bonomo et al. 2017","ref_year":2017},{"parameter":"semi_major_axis","value":0.03842,"value_text":null,"unit":"au","err_plus":0.0008,"err_minus":0.0008,"band":null,"method":"Transit","source":"nasa-exo","reference":"Southworth 2012","ref_year":2012},{"parameter":"semi_major_axis","value":0.03866,"value_text":null,"unit":"au","err_plus":0.00041,"err_minus":0.00041,"band":null,"method":"Transit","source":"nasa-exo","reference":"Chan et al. 2011","ref_year":2011},{"parameter":"semi_major_axis","value":0.03882,"value_text":null,"unit":"au","err_plus":0.0006,"err_minus":0.00077,"band":null,"method":"Transit","source":"nasa-exo","reference":"Torres et al. 2008","ref_year":2008},{"parameter":"semi_major_axis","value":0.03894,"value_text":null,"unit":"au","err_plus":0.0007,"err_minus":0.0007,"band":null,"method":"Transit","source":"nasa-exo","reference":"Torres et al. 2007","ref_year":2007}],"orbit":null,"exoplanet":{"object_id":9371,"pl_name":"HAT-P-3 b","hostname":"HAT-P-3","sy_pnum":1,"disc_method":"Transit","disc_year":2007,"disc_facility":"HATNet","orbper_d":2.8997,"orbsmax_au":0.03866,"rade":10.53646,"radj":0.94,"masse":206.5895,"massj":0.65,"dens_gcm3":0.855,"eccen":0.0,"insol":176.587,"eqt_k":1189.0,"st_teff":5185.0,"st_rad":0.87,"st_mass":1.06,"st_spectype":"K1","sy_dist_pc":134.554,"updated_at":"2026-09-13T03:31:17.289698+00:00"},"sources":[]}