{"id":2662908,"slug":"sv-hv-2557","name":"SV* HV 2557","domain":"deep-sky","class":"star","otype":"cC*","otype_label":"ClassicalCep","ra":81.9383144274,"dec":-71.16848052257,"coo_err_mas":0.0318,"coo_bibcode":"2020yCat.1350....0G","plx_mas":null,"pmra":2.165,"pmdec":0.429,"rv_kms":null,"redshift":null,"dist_pc":null,"vmag":16.172,"bmag":null,"gmag":16.029593,"jmag":14.913,"kmag":14.484,"sp_type":null,"morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":11,"simbad_oid":5495377,"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":"2026-08-14T16:51:56.328251+00:00","updated_at":"2026-08-14T16:51:56.328251+00:00","identifiers":[],"measurements":[],"orbit":null,"exoplanet":null,"sources":[]}