{"id":2870477,"slug":"wn-b0521-7-4252","name":"WN B0521.7+4252","domain":"deep-sky","class":"source","otype":"X","otype_label":"X","ra":81.33675000000001,"dec":42.92225,"coo_err_mas":9000.0,"coo_bibcode":"1998AJ....115.1693C","plx_mas":null,"pmra":null,"pmdec":null,"rv_kms":null,"redshift":null,"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":7,"simbad_oid":8049493,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":null,"host_object_id":null,"depth":1,"deep_at":"2026-09-24T17:15:19.313559+00:00","views":10,"first_seen":"2026-08-14T16:52:26.668170+00:00","updated_at":"2026-08-14T16:52:26.668170+00:00","identifiers":["2XMM J052520.8+425518","87GB 052144.6+425255","BWE 0521+4252","NVSS J052520+425520","WISEA J052520.85+425520.1","WISE J052520.85+425520.1","WN B0521.7+4252"],"measurements":[{"parameter":"sed_flux","value":6.29e-05,"value_text":null,"unit":"Jy","err_plus":3.46e-05,"err_minus":3.46e-05,"band":"POSS-II:i","method":"I/305/out","source":"vizier","reference":"I/305/out","ref_year":null},{"parameter":"sed_flux","value":3.29e-05,"value_text":null,"unit":"Jy","err_plus":1.47e-05,"err_minus":1.47e-05,"band":"POSS-II:F","method":"I/305/out","source":"vizier","reference":"I/305/out","ref_year":null},{"parameter":"sed_flux","value":9.92e-06,"value_text":null,"unit":"Jy","err_plus":4.94e-06,"err_minus":4.94e-06,"band":"POSS-II:J","method":"I/305/out","source":"vizier","reference":"I/305/out","ref_year":null},{"parameter":"sed_flux","value":3.42e-05,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"I/337/gaia","source":"vizier","reference":"I/337/gaia","ref_year":null},{"parameter":"sed_flux","value":3.42e-05,"value_text":null,"unit":"Jy","err_plus":4e-07,"err_minus":4e-07,"band":"Gaia:G","method":"I/339/hsoy","source":"vizier","reference":"I/339/hsoy","ref_year":null},{"parameter":"sed_flux","value":5.26e-05,"value_text":null,"unit":"Jy","err_plus":2e-06,"err_minus":2e-06,"band":"GAIA/GAIA2:Grp","method":"I/345/gaia2","source":"vizier","reference":"I/345/gaia2","ref_year":null},{"parameter":"sed_flux","value":2.96e-05,"value_text":null,"unit":"Jy","err_plus":1e-07,"err_minus":1e-07,"band":"GAIA/GAIA2:G","method":"I/345/gaia2","source":"vizier","reference":"I/345/gaia2","ref_year":null},{"parameter":"sed_flux","value":1.91e-05,"value_text":null,"unit":"Jy","err_plus":1.5e-06,"err_minus":1.5e-06,"band":"GAIA/GAIA2:Gbp","method":"I/345/gaia2","source":"vizier","reference":"I/345/gaia2","ref_year":null},{"parameter":"sed_flux","value":5.27e-05,"value_text":null,"unit":"Jy","err_plus":1.8e-06,"err_minus":1.8e-06,"band":"GAIA/GAIA3:Grp","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":3.06e-05,"value_text":null,"unit":"Jy","err_plus":1e-07,"err_minus":1e-07,"band":"GAIA/GAIA3:G","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":1.83e-05,"value_text":null,"unit":"Jy","err_plus":1.3e-06,"err_minus":1.3e-06,"band":"GAIA/GAIA3:Gbp","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":0.00331,"value_text":null,"unit":"Jy","err_plus":0.00117,"err_minus":0.00117,"band":"WISE:W4","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.00165,"value_text":null,"unit":"Jy","err_plus":0.00015,"err_minus":0.00015,"band":"WISE:W3","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.000584,"value_text":null,"unit":"Jy","err_plus":2e-05,"err_minus":2e-05,"band":"WISE:W2","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.000348,"value_text":null,"unit":"Jy","err_plus":1.2e-05,"err_minus":1.2e-05,"band":"WISE:W1","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":7.15e-05,"value_text":null,"unit":"Jy","err_plus":1.7e-06,"err_minus":1.7e-06,"band":"SDSS:z","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":5.41e-05,"value_text":null,"unit":"Jy","err_plus":7e-07,"err_minus":7e-07,"band":"SDSS:i","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":1.63e-05,"value_text":null,"unit":"Jy","err_plus":1.2e-06,"err_minus":1.2e-06,"band":"Gaia:G","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":3.51e-05,"value_text":null,"unit":"Jy","err_plus":5e-07,"err_minus":5e-07,"band":"SDSS:r","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":1.5e-05,"value_text":null,"unit":"Jy","err_plus":5e-07,"err_minus":5e-07,"band":"SDSS:g","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":5.27e-05,"value_text":null,"unit":"Jy","err_plus":1.8e-06,"err_minus":1.8e-06,"band":"GAIA/GAIA3:Grp","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":3.06e-05,"value_text":null,"unit":"Jy","err_plus":1e-07,"err_minus":1e-07,"band":"GAIA/GAIA3:G","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":1.83e-05,"value_text":null,"unit":"Jy","err_plus":1.3e-06,"err_minus":1.3e-06,"band":"GAIA/GAIA3:Gbp","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":0.00358,"value_text":null,"unit":"Jy","err_plus":0.00096,"err_minus":0.00096,"band":"WISE:W4","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.00166,"value_text":null,"unit":"Jy","err_plus":0.00012,"err_minus":0.00012,"band":"WISE:W3","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.000638,"value_text":null,"unit":"Jy","err_plus":2.4e-05,"err_minus":2.4e-05,"band":"WISE:W2","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.000344,"value_text":null,"unit":"Jy","err_plus":1.4e-05,"err_minus":1.4e-05,"band":"WISE:W1","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.000213,"value_text":null,"unit":"Jy","err_plus":8e-06,"err_minus":8e-06,"band":"UKIDSS:K","method":"II/316/gps6","source":"vizier","reference":"II/316/gps6","ref_year":null},{"parameter":"sed_flux","value":4.49e-05,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"INT/WFC:i","method":"II/321/iphas2","source":"vizier","reference":"II/321/iphas2","ref_year":null},{"parameter":"sed_flux","value":3.13e-05,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"INT/WFC:Ha","method":"II/321/iphas2","source":"vizier","reference":"II/321/iphas2","ref_year":null},{"parameter":"sed_flux","value":2.77e-05,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"INT/WFC:r","method":"II/321/iphas2","source":"vizier","reference":"II/321/iphas2","ref_year":null},{"parameter":"sed_flux","value":0.00331,"value_text":null,"unit":"Jy","err_plus":0.00117,"err_minus":0.00117,"band":"WISE:W4","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.00165,"value_text":null,"unit":"Jy","err_plus":0.00015,"err_minus":0.00015,"band":"WISE:W3","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.000584,"value_text":null,"unit":"Jy","err_plus":2e-05,"err_minus":2e-05,"band":"WISE:W2","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.000348,"value_text":null,"unit":"Jy","err_plus":1.2e-05,"err_minus":1.2e-05,"band":"WISE:W1","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":9.13e-05,"value_text":null,"unit":"Jy","err_plus":3.8e-06,"err_minus":3.8e-06,"band":"PAN-STARRS/PS1:y","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":7.15e-05,"value_text":null,"unit":"Jy","err_plus":1.7e-06,"err_minus":1.7e-06,"band":"PAN-STARRS/PS1:z","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":5.39e-05,"value_text":null,"unit":"Jy","err_plus":7e-07,"err_minus":7e-07,"band":"PAN-STARRS/PS1:i","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":3.5e-05,"value_text":null,"unit":"Jy","err_plus":5e-07,"err_minus":5e-07,"band":"PAN-STARRS/PS1:r","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":1.5e-05,"value_text":null,"unit":"Jy","err_plus":5e-07,"err_minus":5e-07,"band":"PAN-STARRS/PS1:g","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.000614,"value_text":null,"unit":"Jy","err_plus":8e-06,"err_minus":8e-06,"band":"WISE:W2","method":"II/365/catwise","source":"vizier","reference":"II/365/catwise","ref_year":null},{"parameter":"sed_flux","value":0.000362,"value_text":null,"unit":"Jy","err_plus":6e-06,"err_minus":6e-06,"band":"WISE:W1","method":"II/365/catwise","source":"vizier","reference":"II/365/catwise","ref_year":null},{"parameter":"sed_flux","value":3.58e-05,"value_text":null,"unit":"Jy","err_plus":7e-06,"err_minus":7e-06,"band":"PAN-STARRS/PS1:y","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":2.5e-05,"value_text":null,"unit":"Jy","err_plus":4e-07,"err_minus":4e-07,"band":"PAN-STARRS/PS1:z","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":1.67e-05,"value_text":null,"unit":"Jy","err_plus":8e-07,"err_minus":8e-07,"band":"PAN-STARRS/PS1:i","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":8.95e-06,"value_text":null,"unit":"Jy","err_plus":5e-07,"err_minus":5e-07,"band":"PAN-STARRS/PS1:r","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":1.5e-05,"value_text":null,"unit":"Jy","err_plus":5e-07,"err_minus":5e-07,"band":"PAN-STARRS/PS1:g","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":2.71e-05,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"IV/35/wn18_b10","source":"vizier","reference":"IV/35/wn18_b10","ref_year":null},{"parameter":"sed_flux","value":2.71e-05,"value_text":null,"unit":"Jy","err_plus":1e-07,"err_minus":1e-07,"band":"Gaia:G","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":2.3e-05,"value_text":null,"unit":"Jy","err_plus":1.4e-06,"err_minus":1.4e-06,"band":"Johnson:V","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":2.71e-05,"value_text":null,"unit":"Jy","err_plus":1e-07,"err_minus":1e-07,"band":"Gaia:G","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":2.3e-05,"value_text":null,"unit":"Jy","err_plus":1.4e-06,"err_minus":1.4e-06,"band":"Johnson:V","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.047,"value_text":null,"unit":"Jy","err_plus":0.002,"err_minus":0.002,"band":"@{Freq}","method":"VIII/55/drao","source":"vizier","reference":"VIII/55/drao","ref_year":null},{"parameter":"sed_flux","value":0.057,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":":=330MHz","method":"VIII/62/wenss","source":"vizier","reference":"VIII/62/wenss","ref_year":null},{"parameter":"sed_flux","value":0.041,"value_text":null,"unit":"Jy","err_plus":0.0082,"err_minus":0.0082,"band":"@{nu}","method":"VIII/85A/spectra","source":"vizier","reference":"VIII/85A/spectra","ref_year":null},{"parameter":"sed_flux","value":0.041,"value_text":null,"unit":"Jy","err_plus":0.0082,"err_minus":0.0082,"band":"@{nu}","method":"VIII/85A/waste","source":"vizier","reference":"VIII/85A/waste","ref_year":null},{"parameter":"sed_flux","value":0.041,"value_text":null,"unit":"Jy","err_plus":0.0082,"err_minus":0.0082,"band":"@{nu}","method":"VIII/104/spectra","source":"vizier","reference":"VIII/104/spectra","ref_year":null},{"parameter":"sed_flux","value":0.041,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":":=1.4GHz","method":"J/ApJ/737/45/table1","source":"vizier","reference":"J/ApJ/737/45/table1","ref_year":null},{"parameter":"sed_flux","value":0.00165,"value_text":null,"unit":"Jy","err_plus":0.00015,"err_minus":0.00015,"band":"WISE:W3","method":"J/ApJS/236/37/table2","source":"vizier","reference":"J/ApJS/236/37/table2","ref_year":null},{"parameter":"sed_flux","value":0.000584,"value_text":null,"unit":"Jy","err_plus":2e-05,"err_minus":2e-05,"band":"WISE:W2","method":"J/ApJS/236/37/table2","source":"vizier","reference":"J/ApJS/236/37/table2","ref_year":null},{"parameter":"sed_flux","value":0.000348,"value_text":null,"unit":"Jy","err_plus":1.2e-05,"err_minus":1.2e-05,"band":"WISE:W1","method":"J/ApJS/236/37/table2","source":"vizier","reference":"J/ApJS/236/37/table2","ref_year":null},{"parameter":"sed_flux","value":3.42e-05,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"J/ApJS/236/37/table2","source":"vizier","reference":"J/ApJS/236/37/table2","ref_year":null},{"parameter":"sed_flux","value":0.00331,"value_text":null,"unit":"Jy","err_plus":0.00117,"err_minus":0.00117,"band":"WISE:W4","method":"J/ApJS/254/6/catalog","source":"vizier","reference":"J/ApJS/254/6/catalog","ref_year":null},{"parameter":"sed_flux","value":0.00165,"value_text":null,"unit":"Jy","err_plus":0.00015,"err_minus":0.00015,"band":"WISE:W3","method":"J/ApJS/254/6/catalog","source":"vizier","reference":"J/ApJS/254/6/catalog","ref_year":null},{"parameter":"sed_flux","value":0.000584,"value_text":null,"unit":"Jy","err_plus":2e-05,"err_minus":2e-05,"band":"WISE:W2","method":"J/ApJS/254/6/catalog","source":"vizier","reference":"J/ApJS/254/6/catalog","ref_year":null},{"parameter":"sed_flux","value":0.000348,"value_text":null,"unit":"Jy","err_plus":1.2e-05,"err_minus":1.2e-05,"band":"WISE:W1","method":"J/ApJS/254/6/catalog","source":"vizier","reference":"J/ApJS/254/6/catalog","ref_year":null},{"parameter":"sed_flux","value":9.13e-05,"value_text":null,"unit":"Jy","err_plus":3.8e-06,"err_minus":3.8e-06,"band":"PAN-STARRS/PS1:y","method":"J/ApJS/254/6/catalog","source":"vizier","reference":"J/ApJS/254/6/catalog","ref_year":null},{"parameter":"sed_flux","value":7.15e-05,"value_text":null,"unit":"Jy","err_plus":1.7e-06,"err_minus":1.7e-06,"band":"PAN-STARRS/PS1:z","method":"J/ApJS/254/6/catalog","source":"vizier","reference":"J/ApJS/254/6/catalog","ref_year":null},{"parameter":"sed_flux","value":5.39e-05,"value_text":null,"unit":"Jy","err_plus":7e-07,"err_minus":7e-07,"band":"PAN-STARRS/PS1:i","method":"J/ApJS/254/6/catalog","source":"vizier","reference":"J/ApJS/254/6/catalog","ref_year":null},{"parameter":"sed_flux","value":3.5e-05,"value_text":null,"unit":"Jy","err_plus":5e-07,"err_minus":5e-07,"band":"PAN-STARRS/PS1:r","method":"J/ApJS/254/6/catalog","source":"vizier","reference":"J/ApJS/254/6/catalog","ref_year":null},{"parameter":"sed_flux","value":1.5e-05,"value_text":null,"unit":"Jy","err_plus":5e-07,"err_minus":5e-07,"band":"PAN-STARRS/PS1:g","method":"J/ApJS/254/6/catalog","source":"vizier","reference":"J/ApJS/254/6/catalog","ref_year":null},{"parameter":"sed_flux","value":0.0668,"value_text":null,"unit":"Jy","err_plus":0.0004,"err_minus":0.0004,"band":":=4GHz","method":"J/ApJS/255/30/comp","source":"vizier","reference":"J/ApJS/255/30/comp","ref_year":null},{"parameter":"sed_flux","value":0.00331,"value_text":null,"unit":"Jy","err_plus":0.00117,"err_minus":0.00117,"band":"WISE:W4","method":"J/ApJS/267/37/table5","source":"vizier","reference":"J/ApJS/267/37/table5","ref_year":null},{"parameter":"sed_flux","value":0.00165,"value_text":null,"unit":"Jy","err_plus":0.00015,"err_minus":0.00015,"band":"WISE:W3","method":"J/ApJS/267/37/table5","source":"vizier","reference":"J/ApJS/267/37/table5","ref_year":null},{"parameter":"sed_flux","value":0.000584,"value_text":null,"unit":"Jy","err_plus":2e-05,"err_minus":2e-05,"band":"WISE:W2","method":"J/ApJS/267/37/table5","source":"vizier","reference":"J/ApJS/267/37/table5","ref_year":null},{"parameter":"sed_flux","value":0.000348,"value_text":null,"unit":"Jy","err_plus":1.2e-05,"err_minus":1.2e-05,"band":"WISE:W1","method":"J/ApJS/267/37/table5","source":"vizier","reference":"J/ApJS/267/37/table5","ref_year":null},{"parameter":"sed_flux","value":9.12e-05,"value_text":null,"unit":"Jy","err_plus":3.4e-06,"err_minus":3.4e-06,"band":"PAN-STARRS/PS1:y","method":"J/ApJS/271/54/table4","source":"vizier","reference":"J/ApJS/271/54/table4","ref_year":null},{"parameter":"sed_flux","value":7.18e-05,"value_text":null,"unit":"Jy","err_plus":2e-06,"err_minus":2e-06,"band":"PAN-STARRS/PS1:z","method":"J/ApJS/271/54/table4","source":"vizier","reference":"J/ApJS/271/54/table4","ref_year":null},{"parameter":"sed_flux","value":5.4e-05,"value_text":null,"unit":"Jy","err_plus":5e-07,"err_minus":5e-07,"band":"PAN-STARRS/PS1:i","method":"J/ApJS/271/54/table4","source":"vizier","reference":"J/ApJS/271/54/table4","ref_year":null},{"parameter":"sed_flux","value":2.85e-05,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"J/ApJS/271/54/table4","source":"vizier","reference":"J/ApJS/271/54/table4","ref_year":null},{"parameter":"sed_flux","value":3.5e-05,"value_text":null,"unit":"Jy","err_plus":3e-07,"err_minus":3e-07,"band":"PAN-STARRS/PS1:r","method":"J/ApJS/271/54/table4","source":"vizier","reference":"J/ApJS/271/54/table4","ref_year":null},{"parameter":"sed_flux","value":1.5e-05,"value_text":null,"unit":"Jy","err_plus":6e-07,"err_minus":6e-07,"band":"PAN-STARRS/PS1:g","method":"J/ApJS/271/54/table4","source":"vizier","reference":"J/ApJS/271/54/table4","ref_year":null},{"parameter":"sed_flux","value":0.05,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":":=5.0GHz","method":"J/ApJS/276/38/table9","source":"vizier","reference":"J/ApJS/276/38/table9","ref_year":null},{"parameter":"sed_flux","value":0.055,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":":=8.8GHz","method":"J/ApJS/276/38/table9","source":"vizier","reference":"J/ApJS/276/38/table9","ref_year":null},{"parameter":"sed_flux","value":0.04,"value_text":null,"unit":"Jy","err_plus":0.001,"err_minus":0.001,"band":":=1.4GHz","method":"J/MNRAS/474/5008/spidxcat","source":"vizier","reference":"J/MNRAS/474/5008/spidxcat","ref_year":null},{"parameter":"sed_flux","value":0.0446,"value_text":null,"unit":"Jy","err_plus":0.0045,"err_minus":0.0045,"band":":=1655.5MHz","method":"J/other/PASA/42.38/sourcesh","source":"vizier","reference":"J/other/PASA/42.38/sourcesh","ref_year":null},{"parameter":"sed_flux","value":0.0326,"value_text":null,"unit":"Jy","err_plus":0.002,"err_minus":0.002,"band":":=943","method":"J/other/PASA/43.89/srdr2","source":"vizier","reference":"J/other/PASA/43.89/srdr2","ref_year":null},{"parameter":"sed_flux","value":0.0326,"value_text":null,"unit":"Jy","err_plus":0.002,"err_minus":0.002,"band":":=943","method":"J/other/PASA/43.89/sources","source":"vizier","reference":"J/other/PASA/43.89/sources","ref_year":null},{"parameter":"sed_flux","value":0.0326,"value_text":null,"unit":"Jy","err_plus":0.002,"err_minus":0.002,"band":":=943","method":"J/other/PASA/43.89/comp","source":"vizier","reference":"J/other/PASA/43.89/comp","ref_year":null}],"orbit":null,"exoplanet":null,"sources":[{"source":"simbad","url":"https://simbad.cds.unistra.fr/simbad/sim-basic?Ident=WN B0521.7+4252","fetched_at":"2026-09-24T17:15:12.280026+00:00"},{"source":"vizier","url":"https://vizier.cds.unistra.fr/viz-bin/VizieR-4?-c=81.336750%20+42.922250&-c.rs=5","fetched_at":"2026-09-24T17:15:19.309843+00:00"}]}