{"id":2799879,"slug":"kepler-209-7822265","name":"Kepler-209","domain":"deep-sky","class":"star","otype":"Er*","otype_label":"Eruptive*","ra":291.1695158502,"dec":42.64080528234,"coo_err_mas":0.0108,"coo_bibcode":"2020yCat.1350....0G","plx_mas":1.7094,"pmra":-10.114,"pmdec":-17.919,"rv_kms":-10.3118,"redshift":-3.439587e-05,"dist_pc":null,"vmag":14.106,"bmag":14.786,"gmag":13.939277,"jmag":12.797,"kmag":12.362,"sp_type":"G5V","morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":74,"simbad_oid":7822265,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":null,"host_object_id":null,"depth":0,"deep_at":null,"views":7,"first_seen":"2026-08-14T16:52:21.599652+00:00","updated_at":"2026-08-14T16:52:21.599652+00:00","identifiers":["Kepler-209"],"measurements":[{"parameter":"effective_temperature","value":5564.0,"value_text":null,"unit":"K","err_plus":60.0,"err_minus":60.0,"band":null,"method":null,"source":"nasa-exo","reference":"Fulton &amp; Petigura 2018","ref_year":2018},{"parameter":"effective_temperature","value":5564.0,"value_text":null,"unit":"K","err_plus":111.0,"err_minus":111.0,"band":null,"method":null,"source":"nasa-exo","reference":"Berger et al. 2018","ref_year":2018},{"parameter":"effective_temperature","value":5562.0,"value_text":null,"unit":"K","err_plus":83.03,"err_minus":69.1,"band":null,"method":null,"source":"nasa-exo","reference":"Morton et al. 2016","ref_year":2016},{"parameter":"effective_temperature","value":5513.0,"value_text":null,"unit":"K","err_plus":100.0,"err_minus":100.0,"band":null,"method":null,"source":"nasa-exo","reference":"Rowe et al. 2014","ref_year":2014},{"parameter":"effective_temperature","value":5463.31,"value_text":null,"unit":"K","err_plus":112.36,"err_minus":112.36,"band":null,"method":null,"source":"nasa-exo","reference":"TICv8","ref_year":2014},{"parameter":"effective_temperature","value":5514.0,"value_text":null,"unit":"K","err_plus":110.0,"err_minus":86.0,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2014},{"parameter":"effective_temperature","value":5524.0,"value_text":null,"unit":"K","err_plus":50.0,"err_minus":50.0,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q8 KOI Table","ref_year":2014},{"parameter":"effective_temperature","value":5514.0,"value_text":null,"unit":"K","err_plus":110.0,"err_minus":86.0,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2014},{"parameter":"effective_temperature","value":5514.0,"value_text":null,"unit":"K","err_plus":110.0,"err_minus":86.0,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q12 KOI Table","ref_year":2014},{"parameter":"effective_temperature","value":5506.0,"value_text":null,"unit":"K","err_plus":110.0,"err_minus":null,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2014},{"parameter":"mass","value":0.971,"value_text":null,"unit":"M_sun","err_plus":0.026,"err_minus":0.028,"band":null,"method":null,"source":"nasa-exo","reference":"Fulton &amp; Petigura 2018","ref_year":2018},{"parameter":"mass","value":0.95,"value_text":null,"unit":"M_sun","err_plus":0.034,"err_minus":0.035,"band":null,"method":null,"source":"nasa-exo","reference":"Morton et al. 2016","ref_year":2016},{"parameter":"mass","value":0.96,"value_text":null,"unit":"M_sun","err_plus":null,"err_minus":null,"band":null,"method":null,"source":"nasa-exo","reference":"TICv8","ref_year":2014},{"parameter":"mass","value":0.876,"value_text":null,"unit":"M_sun","err_plus":0.07,"err_minus":0.034,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q12 KOI Table","ref_year":2014},{"parameter":"mass","value":0.931,"value_text":null,"unit":"M_sun","err_plus":0.032,"err_minus":0.032,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q8 KOI Table","ref_year":2014},{"parameter":"mass","value":0.876,"value_text":null,"unit":"M_sun","err_plus":0.07,"err_minus":0.034,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2014},{"parameter":"mass","value":0.904,"value_text":null,"unit":"M_sun","err_plus":0.056,"err_minus":0.05,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2014},{"parameter":"mass","value":0.876,"value_text":null,"unit":"M_sun","err_plus":0.07,"err_minus":0.034,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2014},{"parameter":"radius","value":0.898,"value_text":null,"unit":"R_sun","err_plus":0.023,"err_minus":0.022,"band":null,"method":null,"source":"nasa-exo","reference":"Fulton &amp; Petigura 2018","ref_year":2018},{"parameter":"radius","value":0.908,"value_text":null,"unit":"R_sun","err_plus":0.039,"err_minus":0.037,"band":null,"method":null,"source":"nasa-exo","reference":"Berger et al. 2018","ref_year":2018},{"parameter":"radius","value":0.92,"value_text":null,"unit":"R_sun","err_plus":0.052,"err_minus":0.041,"band":null,"method":null,"source":"nasa-exo","reference":"Morton et al. 2016","ref_year":2016},{"parameter":"radius","value":1.043,"value_text":null,"unit":"R_sun","err_plus":0.178,"err_minus":0.136,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2014},{"parameter":"radius","value":0.914,"value_text":null,"unit":"R_sun","err_plus":0.111,"err_minus":0.074,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2014},{"parameter":"radius","value":0.935,"value_text":null,"unit":"R_sun","err_plus":0.138,"err_minus":0.138,"band":null,"method":null,"source":"nasa-exo","reference":"Rowe et al. 2014","ref_year":2014},{"parameter":"radius","value":1.0,"value_text":null,"unit":"R_sun","err_plus":0.1,"err_minus":0.1,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q8 KOI Table","ref_year":2014},{"parameter":"radius","value":1.043,"value_text":null,"unit":"R_sun","err_plus":0.178,"err_minus":0.136,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q12 KOI Table","ref_year":2014},{"parameter":"radius","value":1.043,"value_text":null,"unit":"R_sun","err_plus":0.178,"err_minus":0.136,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2014},{"parameter":"radius","value":0.962384,"value_text":null,"unit":"R_sun","err_plus":null,"err_minus":null,"band":null,"method":null,"source":"nasa-exo","reference":"TICv8","ref_year":2014}],"orbit":null,"exoplanet":null,"sources":[]}