{"id":3270404,"slug":"xclass-3057","name":"XCLASS 3057","domain":"deep-sky","class":"galaxy-group","otype":"ClG","otype_label":"ClG","ra":30.329166666666666,"dec":-6.831833333333333,"coo_err_mas":null,"coo_bibcode":"2015MNRAS.452.1171W","plx_mas":null,"pmra":null,"pmdec":null,"rv_kms":83872.805,"redshift":0.333,"dist_pc":null,"vmag":null,"bmag":null,"gmag":null,"jmag":null,"kmag":null,"sp_type":null,"morph_type":null,"size_maj":3.5,"size_min":3.5,"size_angle":0.0,"nbref":8,"simbad_oid":11419825,"gaia_dr3":null,"jpl_spkid":null,"ned_name":"XMMXCS J020119.0-064954.6","exo_name":null,"host_object_id":null,"depth":1,"deep_at":"2026-09-24T15:44:32.692250+00:00","views":8,"first_seen":"2026-08-14T16:53:19.940192+00:00","updated_at":"2026-08-14T16:53:19.940192+00:00","identifiers":["[RRB2014] RM J020119.6-064947.7","XCLASS 3057","XLSSC 200","XMMXCS J020119.0-064954.6"],"measurements":[{"parameter":"radial_velocity","value":0.333,"value_text":null,"unit":"km/s","err_plus":null,"err_minus":null,"band":null,"method":"z","source":"simbad","reference":"2018A&A...620A...5A","ref_year":2018},{"parameter":"radial_velocity","value":0.3446,"value_text":null,"unit":"km/s","err_plus":0.0154,"err_minus":0.0154,"band":null,"method":"z","source":"simbad","reference":"2016ApJS..224....1R","ref_year":2016},{"parameter":"radial_velocity","value":0.3414,"value_text":null,"unit":"km/s","err_plus":0.0155,"err_minus":0.0155,"band":null,"method":"z","source":"simbad","reference":"2014ApJ...785..104R","ref_year":2014},{"parameter":"redshift","value":0.3445764,"value_text":null,"unit":null,"err_plus":null,"err_minus":null,"band":null,"method":null,"source":"ned","reference":"2022MNRAS.516.3878G","ref_year":2022},{"parameter":"sed_flux","value":2.67e-05,"value_text":null,"unit":"Jy","err_plus":2.2e-06,"err_minus":2.2e-06,"band":"WISE:W1","method":"II/363/unwise","source":"vizier","reference":"II/363/unwise","ref_year":null}],"orbit":null,"exoplanet":null,"sources":[{"source":"ned","url":"https://ned.ipac.caltech.edu/byname?objname=XMMXCS J020119.0-064954.6","fetched_at":"2026-09-24T15:44:21.229304+00:00"},{"source":"simbad","url":"https://simbad.cds.unistra.fr/simbad/sim-basic?Ident=XCLASS 3057","fetched_at":"2026-09-24T15:44:19.375557+00:00"},{"source":"vizier","url":"https://vizier.cds.unistra.fr/viz-bin/VizieR-4?-c=30.329167%20-6.831833&-c.rs=5","fetched_at":"2026-09-24T15:44:32.689613+00:00"}]}