{"id":8372,"slug":"ogle-2017-blg-0640l","name":"OGLE-2017-BLG-0640L","domain":"deep-sky","class":"star","otype":null,"otype_label":"Star","ra":267.465125,"dec":-29.4615,"coo_err_mas":null,"coo_bibcode":null,"plx_mas":null,"pmra":null,"pmdec":null,"rv_kms":null,"redshift":null,"dist_pc":6630.0,"vmag":null,"bmag":null,"gmag":null,"jmag":null,"kmag":null,"sp_type":null,"morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":0,"simbad_oid":null,"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":"2026-08-14T16:25:51.971135+00:00","updated_at":"2026-08-14T16:25:51.971135+00:00","identifiers":[],"measurements":[{"parameter":"mass","value":0.32,"value_text":null,"unit":"M_sun","err_plus":0.32,"err_minus":0.18,"band":null,"method":null,"source":"nasa-exo","reference":"Ryu et al. 2024","ref_year":2024}],"orbit":null,"exoplanet":null,"sources":[]}