{"id":2800073,"slug":"kepler-520-7822038","name":"Kepler-520","domain":"deep-sky","class":"star","otype":"Er*","otype_label":"Eruptive*","ra":293.18031408287993,"dec":41.61775796202,"coo_err_mas":0.0927,"coo_bibcode":"2020yCat.1350....0G","plx_mas":1.2698,"pmra":-4.117,"pmdec":-3.998,"rv_kms":19.15,"redshift":6.387956e-05,"dist_pc":null,"vmag":12.822,"bmag":13.528,"gmag":12.756987,"jmag":11.806,"kmag":11.488,"sp_type":"F8V","morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":68,"simbad_oid":7822038,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":null,"host_object_id":null,"depth":0,"deep_at":null,"views":1,"first_seen":"2026-08-14T16:52:21.599652+00:00","updated_at":"2026-08-14T16:52:21.599652+00:00","identifiers":["Kepler-520"],"measurements":[{"parameter":"effective_temperature","value":6009.0,"value_text":null,"unit":"K","err_plus":60.0,"err_minus":60.0,"band":null,"method":null,"source":"nasa-exo","reference":"Fulton & Petigura 2018","ref_year":2018},{"parameter":"effective_temperature","value":5919.59,"value_text":null,"unit":"K","err_plus":134.08,"err_minus":134.08,"band":null,"method":null,"source":"nasa-exo","reference":"TICv8","ref_year":2016},{"parameter":"effective_temperature","value":6112.0,"value_text":null,"unit":"K","err_plus":68.96,"err_minus":60.87,"band":null,"method":null,"source":"nasa-exo","reference":"Morton et al. 2016","ref_year":2016},{"parameter":"effective_temperature","value":6023.0,"value_text":null,"unit":"K","err_plus":120.0,"err_minus":132.0,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2016},{"parameter":"effective_temperature","value":6141.0,"value_text":null,"unit":"K","err_plus":56.0,"err_minus":56.0,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q8 KOI Table","ref_year":2016},{"parameter":"effective_temperature","value":6108.0,"value_text":null,"unit":"K","err_plus":83.0,"err_minus":122.0,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2016},{"parameter":"effective_temperature","value":6108.0,"value_text":null,"unit":"K","err_plus":83.0,"err_minus":122.0,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2016},{"parameter":"effective_temperature","value":6108.0,"value_text":null,"unit":"K","err_plus":83.0,"err_minus":122.0,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q12 KOI Table","ref_year":2016},{"parameter":"mass","value":1.078,"value_text":null,"unit":"M_sun","err_plus":0.048,"err_minus":0.039,"band":null,"method":null,"source":"nasa-exo","reference":"Fulton & Petigura 2018","ref_year":2018},{"parameter":"mass","value":1.027,"value_text":null,"unit":"M_sun","err_plus":0.075,"err_minus":0.068,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2016},{"parameter":"mass","value":1.132,"value_text":null,"unit":"M_sun","err_plus":0.05,"err_minus":0.109,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2016},{"parameter":"mass","value":1.1,"value_text":null,"unit":"M_sun","err_plus":0.036,"err_minus":0.043,"band":null,"method":null,"source":"nasa-exo","reference":"Morton et al. 2016","ref_year":2016},{"parameter":"mass","value":1.139,"value_text":null,"unit":"M_sun","err_plus":0.038,"err_minus":0.038,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q8 KOI Table","ref_year":2016},{"parameter":"mass","value":1.132,"value_text":null,"unit":"M_sun","err_plus":0.05,"err_minus":0.109,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q12 KOI Table","ref_year":2016},{"parameter":"mass","value":1.132,"value_text":null,"unit":"M_sun","err_plus":0.05,"err_minus":0.109,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2016},{"parameter":"radius","value":1.673,"value_text":null,"unit":"R_sun","err_plus":0.176,"err_minus":0.147,"band":null,"method":null,"source":"nasa-exo","reference":"Fulton & Petigura 2018","ref_year":2018},{"parameter":"radius","value":1.031,"value_text":null,"unit":"R_sun","err_plus":0.168,"err_minus":0.084,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q17 DR25 KOI Table","ref_year":2016},{"parameter":"radius","value":1.03,"value_text":null,"unit":"R_sun","err_plus":0.112,"err_minus":0.057,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q16 KOI Table","ref_year":2016},{"parameter":"radius","value":1.03,"value_text":null,"unit":"R_sun","err_plus":0.112,"err_minus":0.057,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q12 KOI Table","ref_year":2016},{"parameter":"radius","value":1.03,"value_text":null,"unit":"R_sun","err_plus":0.112,"err_minus":0.057,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q17 DR24 KOI Table","ref_year":2016},{"parameter":"radius","value":1.09,"value_text":null,"unit":"R_sun","err_plus":0.054,"err_minus":0.05,"band":null,"method":null,"source":"nasa-exo","reference":"Morton et al. 2016","ref_year":2016},{"parameter":"radius","value":1.086,"value_text":null,"unit":"R_sun","err_plus":0.053,"err_minus":0.053,"band":null,"method":null,"source":"nasa-exo","reference":"Q1-Q8 KOI Table","ref_year":2016}],"orbit":null,"exoplanet":null,"sources":[]}