{"id":2278427,"slug":"hd-306140","name":"HD 306140","domain":"deep-sky","class":"star","otype":"EB*","otype_label":"EclBin","ra":168.02135929392,"dec":-59.65686958644,"coo_err_mas":0.0155,"coo_bibcode":"2020yCat.1350....0G","plx_mas":0.6587,"pmra":-7.859,"pmdec":2.567,"rv_kms":-28.0,"redshift":-9.339359e-05,"dist_pc":null,"vmag":10.0,"bmag":10.29,"gmag":9.982891,"jmag":9.434,"kmag":9.275,"sp_type":"B9","morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":5,"simbad_oid":3217831,"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":"2026-08-14T16:51:14.530671+00:00","updated_at":"2026-08-14T16:51:14.530671+00:00","identifiers":[],"measurements":[],"orbit":null,"exoplanet":null,"sources":[]}