{"id":2327713,"slug":"hd-309521","name":"HD 309521","domain":"deep-sky","class":"star","otype":"*","otype_label":"Star","ra":181.53032903011996,"dec":-62.64278578995,"coo_err_mas":0.013,"coo_bibcode":"2020yCat.1350....0G","plx_mas":0.4203,"pmra":-5.564,"pmdec":0.732,"rv_kms":null,"redshift":null,"dist_pc":null,"vmag":11.21,"bmag":11.51,"gmag":11.352037,"jmag":10.761,"kmag":10.596,"sp_type":"A0","morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":5,"simbad_oid":3287004,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":null,"host_object_id":null,"depth":0,"deep_at":null,"views":3,"first_seen":"2026-08-14T16:51:18.727717+00:00","updated_at":"2026-08-14T16:51:18.727717+00:00","identifiers":[],"measurements":[],"orbit":null,"exoplanet":null,"sources":[]}