{"id":1757897,"slug":"hd-257547","name":"HD 257547","domain":"deep-sky","class":"star","otype":"*","otype_label":"Star","ra":96.82137299828001,"dec":6.4242142682,"coo_err_mas":0.0548,"coo_bibcode":"2020yCat.1350....0G","plx_mas":2.0594,"pmra":-2.657,"pmdec":-5.609,"rv_kms":null,"redshift":null,"dist_pc":null,"vmag":10.35,"bmag":10.6,"gmag":10.267476,"jmag":9.788,"kmag":9.626,"sp_type":"A2V","morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":6,"simbad_oid":889382,"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":"2026-08-14T16:50:15.847052+00:00","updated_at":"2026-08-14T16:50:15.847052+00:00","identifiers":[],"measurements":[],"orbit":null,"exoplanet":null,"sources":[]}