{"id":2921691,"slug":"k2-231-9157694","name":"K2-231","domain":"deep-sky","class":"star","otype":"*","otype_label":"Star","ra":289.09182878389,"dec":-15.77110561221,"coo_err_mas":0.0143,"coo_bibcode":"2020yCat.1350....0G","plx_mas":3.1896,"pmra":-1.021,"pmdec":-26.078,"rv_kms":41.61,"redshift":0.00013880566,"dist_pc":null,"vmag":null,"bmag":null,"gmag":12.550571,"jmag":11.294,"kmag":10.859,"sp_type":null,"morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":42,"simbad_oid":9157694,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":null,"host_object_id":null,"depth":0,"deep_at":null,"views":2,"first_seen":"2026-08-14T16:52:44.329810+00:00","updated_at":"2026-08-14T16:52:44.329810+00:00","identifiers":["K2-231"],"measurements":[{"parameter":"effective_temperature","value":5695.0,"value_text":null,"unit":"K","err_plus":50.0,"err_minus":50.0,"band":null,"method":null,"source":"nasa-exo","reference":"Curtis et al. 2018","ref_year":2018},{"parameter":"mass","value":1.01,"value_text":null,"unit":"M_sun","err_plus":0.03,"err_minus":0.03,"band":null,"method":null,"source":"nasa-exo","reference":"Curtis et al. 2018","ref_year":2018},{"parameter":"radius","value":1.0306,"value_text":null,"unit":"R_sun","err_plus":0.0087,"err_minus":0.0213,"band":null,"method":null,"source":"nasa-exo","reference":"Kruse et al. 2019","ref_year":2019},{"parameter":"radius","value":0.95,"value_text":null,"unit":"R_sun","err_plus":0.03,"err_minus":0.03,"band":null,"method":null,"source":"nasa-exo","reference":"Curtis et al. 2018","ref_year":2018}],"orbit":null,"exoplanet":null,"sources":[]}