{"id":1607291,"slug":"i81-m-309","name":"[I81] M 309","domain":"deep-sky","class":"star","otype":"LP*","otype_label":"LongPeriodV*","ra":8.106825882170002,"dec":60.57095420131999,"coo_err_mas":0.0321,"coo_bibcode":"2020yCat.1350....0G","plx_mas":0.2898,"pmra":0.422,"pmdec":1.08,"rv_kms":null,"redshift":null,"dist_pc":null,"vmag":15.78,"bmag":null,"gmag":11.993965,"jmag":7.501,"kmag":5.935,"sp_type":"M6.5","morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":9,"simbad_oid":130036,"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":"2026-08-14T16:49:53.050273+00:00","updated_at":"2026-08-14T16:49:53.050273+00:00","identifiers":[],"measurements":[],"orbit":null,"exoplanet":null,"sources":[]}