{"id":2186620,"slug":"4c-21-55","name":"4C 21.55","domain":"deep-sky","class":"quasar","otype":"Bla","otype_label":"Blazar","ra":308.3834633140313,"dec":21.77289086518944,"coo_err_mas":0.0705,"coo_bibcode":"2020yCat.1350....0G","plx_mas":null,"pmra":0.162,"pmdec":0.193,"rv_kms":47581.81,"redshift":0.17359193,"dist_pc":null,"vmag":null,"bmag":18.5,"gmag":17.55662,"jmag":14.118,"kmag":12.737,"sp_type":null,"morph_type":null,"size_maj":0.297,"size_min":0.107,"size_angle":170.0,"nbref":69,"simbad_oid":2810168,"gaia_dr3":1818540142979855488,"jpl_spkid":null,"ned_name":null,"exo_name":null,"host_object_id":null,"depth":0,"deep_at":null,"views":2,"first_seen":"2026-08-14T16:51:05.817432+00:00","updated_at":"2026-08-14T16:51:05.817432+00:00","identifiers":["2MASS J20333202+2146223","2MASX J20333202+2146225","2MAXI J2033+219","4C 21.55","87GB 203119.8+213543","[BPM2022] J2033+2146","BWE 2031+2135","CGRaBS J2033+2146","DA 516","Gaia DR1 1818540142979855488","Gaia DR2 1818540142979855488","Gaia DR3 1818540142979855488","GB6 B2031+2135","GLEAM J203333+214617","ICRF J203332.0+214622","IERS B2031+216","[ILC2007] 35","IVS B2031+216","JVAS B2031+215","JVAS J2033+2146","MITG J203332+2146b","MITG J203332+2146c","PBC J2033.5+2144","PKS 2031+216","PKS J2033+2146","RBPL J2033+2146","RGB J2033+217","RGB J2033.5+2146","RX J2033.5+2146","SNUQSO J203332.03+214622.3","SWIFT J2033.4+2144","SWIFT J2033.4+2147","SWIFT J2033.7+2147","TGSSADR J203333.1+214617","TIC 417328397","VCS1 J2033+2146","VRO 21.20.01","[VV2010] J203332.0+214621","WB 2031+2135","XSS J20348+2157"],"measurements":[],"orbit":null,"exoplanet":null,"sources":[]}