{"id":1601875,"slug":"hd-21684","name":"HD 21684","domain":"deep-sky","class":"star","otype":"PM*","otype_label":"HighPM*","ra":52.87625001826,"dec":40.759948663770004,"coo_err_mas":0.0263,"coo_bibcode":"2020yCat.1350....0G","plx_mas":7.711,"pmra":19.962,"pmdec":-47.634,"rv_kms":null,"redshift":null,"dist_pc":null,"vmag":6.49,"bmag":6.72,"gmag":6.459793,"jmag":5.965,"kmag":5.874,"sp_type":"A5","morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":14,"simbad_oid":89475,"gaia_dr3":236843398855653120,"jpl_spkid":null,"ned_name":null,"exo_name":null,"host_object_id":null,"depth":0,"deep_at":null,"views":1,"first_seen":"2026-08-14T16:49:53.050273+00:00","updated_at":"2026-08-14T16:49:53.050273+00:00","identifiers":["2MASS J03313028+4045357","AG+40 407","BD+40 772","Gaia DR1 236843394557557504","Gaia DR2 236843398855653120","Gaia DR3 236843398855653120","GC 4189","GEN# +1.00021684","GSC 02866-00771","HD 21684","HIC 16425","HIP 16425","PPM 46277","SAO 38910","SKY# 5325","TD1 2245","TIC 433496709","TYC 2866-771-1","uvby98 100021684"],"measurements":[],"orbit":null,"exoplanet":null,"sources":[]}