{"id":3855179,"slug":"ubc-538","name":"UBC 538","domain":"deep-sky","class":"cluster","otype":"OpC","otype_label":"OpenCluster","ra":242.59208333333333,"dec":-52.33888888888889,"coo_err_mas":null,"coo_bibcode":"2021A&A...647A..19T","plx_mas":0.3178,"pmra":-2.923,"pmdec":-4.282,"rv_kms":-25.03,"redshift":-8.3487605e-05,"dist_pc":null,"vmag":null,"bmag":null,"gmag":null,"jmag":null,"kmag":null,"sp_type":null,"morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":8,"simbad_oid":18226347,"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":"2026-08-14T16:54:35.861346+00:00","updated_at":"2026-08-14T16:54:35.861346+00:00","identifiers":[],"measurements":[],"orbit":null,"exoplanet":null,"sources":[]}