{"id":1588148,"slug":"bd-42-3939","name":"BD+42 3939","domain":"deep-sky","class":"star","otype":"Y*O","otype_label":"YSO","ra":315.29187904217997,"dec":43.53257609536,"coo_err_mas":0.0099,"coo_bibcode":"2020yCat.1350....0G","plx_mas":7.5761,"pmra":22.675,"pmdec":-15.699,"rv_kms":-24.26,"redshift":-8.091937e-05,"dist_pc":null,"vmag":8.59,"bmag":8.91,"gmag":8.529352,"jmag":7.916,"kmag":7.756,"sp_type":"F0","morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":8,"simbad_oid":32338,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":null,"host_object_id":null,"depth":0,"deep_at":null,"views":4,"first_seen":"2026-08-14T16:49:53.050273+00:00","updated_at":"2026-08-14T16:49:53.050273+00:00","identifiers":[],"measurements":[],"orbit":null,"exoplanet":null,"sources":[]}