{"id":3622453,"slug":"sdss-j090945-25-444948-1","name":"SDSS J090945.25+444948.1","domain":"deep-sky","class":"quasar","otype":"QSO","otype_label":"QSO","ra":137.438552,"dec":44.830042,"coo_err_mas":null,"coo_bibcode":"2018A&A...613A..51P","plx_mas":null,"pmra":null,"pmdec":null,"rv_kms":260740.47,"redshift":2.788602,"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":6,"simbad_oid":15151023,"gaia_dr3":null,"jpl_spkid":null,"ned_name":"SDSS J090945.64+444944.0","exo_name":null,"host_object_id":null,"depth":1,"deep_at":"2026-10-16T01:10:30.625564+00:00","views":15,"first_seen":"2026-08-14T16:54:06.947599+00:00","updated_at":"2026-08-14T16:54:06.947599+00:00","identifiers":["SDSS J090945.25+444948.1","[SME2018] SDSS J0909+4449 B"],"measurements":[{"parameter":"magnitude","value":20.829,"value_text":null,"unit":"mag","err_plus":0.0452,"err_minus":0.0452,"band":"r","method":"A","source":"simbad","reference":"2020ApJS..250....8L","ref_year":2020},{"parameter":"magnitude","value":20.9724,"value_text":null,"unit":"mag","err_plus":0.0651,"err_minus":0.0651,"band":"i","method":"A","source":"simbad","reference":"2020ApJS..250....8L","ref_year":2020},{"parameter":"magnitude","value":21.8038,"value_text":null,"unit":"mag","err_plus":0.1572,"err_minus":0.1572,"band":"u","method":"A","source":"simbad","reference":"2020ApJS..250....8L","ref_year":2020},{"parameter":"magnitude","value":20.9813,"value_text":null,"unit":"mag","err_plus":0.0359,"err_minus":0.0359,"band":"g","method":"A","source":"simbad","reference":"2020ApJS..250....8L","ref_year":2020},{"parameter":"radial_velocity","value":2.788873,"value_text":null,"unit":"km/s","err_plus":null,"err_minus":null,"band":null,"method":"z","source":"simbad","reference":"2020ApJS..250....8L","ref_year":2020},{"parameter":"radial_velocity","value":2.788602,"value_text":null,"unit":"km/s","err_plus":0.00024,"err_minus":0.00024,"band":null,"method":"z","source":"simbad","reference":"2018A&A...613A..51P","ref_year":2018},{"parameter":"sed_flux","value":1.16e-05,"value_text":null,"unit":"Jy","err_plus":1.2e-06,"err_minus":1.2e-06,"band":"SDSS:g","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":6.71e-06,"value_text":null,"unit":"Jy","err_plus":1.02e-06,"err_minus":1.02e-06,"band":"SDSS:u","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":1.38e-05,"value_text":null,"unit":"Jy","err_plus":6e-07,"err_minus":6e-07,"band":"PAN-STARRS/PS1:z","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":1.04e-05,"value_text":null,"unit":"Jy","err_plus":4e-07,"err_minus":4e-07,"band":"PAN-STARRS/PS1:i","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":1.23e-05,"value_text":null,"unit":"Jy","err_plus":1.2e-06,"err_minus":1.2e-06,"band":"PAN-STARRS/PS1:r","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":1.16e-05,"value_text":null,"unit":"Jy","err_plus":1.2e-06,"err_minus":1.2e-06,"band":"PAN-STARRS/PS1:g","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":2.64e-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},{"parameter":"sed_flux","value":3.35e-05,"value_text":null,"unit":"Jy","err_plus":3.7e-06,"err_minus":3.7e-06,"band":"WISE:W2","method":"II/365/catwise","source":"vizier","reference":"II/365/catwise","ref_year":null},{"parameter":"sed_flux","value":3.4e-05,"value_text":null,"unit":"Jy","err_plus":2.2e-06,"err_minus":2.2e-06,"band":"WISE:W1","method":"II/365/catwise","source":"vizier","reference":"II/365/catwise","ref_year":null},{"parameter":"sed_flux","value":1.38e-05,"value_text":null,"unit":"Jy","err_plus":6e-07,"err_minus":6e-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":1.04e-05,"value_text":null,"unit":"Jy","err_plus":5e-07,"err_minus":5e-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":1.23e-05,"value_text":null,"unit":"Jy","err_plus":1e-06,"err_minus":1e-06,"band":"PAN-STARRS/PS1:r","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":1.16e-05,"value_text":null,"unit":"Jy","err_plus":1.3e-06,"err_minus":1.3e-06,"band":"PAN-STARRS/PS1:g","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":1.53e-05,"value_text":null,"unit":"Jy","err_plus":3.1e-06,"err_minus":3.1e-06,"band":"SDSS:z","method":"V/154/sdss16","source":"vizier","reference":"V/154/sdss16","ref_year":null},{"parameter":"sed_flux","value":1.62e-05,"value_text":null,"unit":"Jy","err_plus":9e-07,"err_minus":9e-07,"band":"SDSS:i","method":"V/154/sdss16","source":"vizier","reference":"V/154/sdss16","ref_year":null},{"parameter":"sed_flux","value":1.79e-05,"value_text":null,"unit":"Jy","err_plus":7e-07,"err_minus":7e-07,"band":"SDSS:r","method":"V/154/sdss16","source":"vizier","reference":"V/154/sdss16","ref_year":null},{"parameter":"sed_flux","value":1.54e-05,"value_text":null,"unit":"Jy","err_plus":5e-07,"err_minus":5e-07,"band":"SDSS:g","method":"V/154/sdss16","source":"vizier","reference":"V/154/sdss16","ref_year":null},{"parameter":"sed_flux","value":7.12e-06,"value_text":null,"unit":"Jy","err_plus":1.03e-06,"err_minus":1.03e-06,"band":"SDSS:u","method":"V/154/sdss16","source":"vizier","reference":"V/154/sdss16","ref_year":null},{"parameter":"sed_flux","value":2.3e-05,"value_text":null,"unit":"Jy","err_plus":9.2e-06,"err_minus":9.2e-06,"band":"WISE:W2","method":"VII/289/dr16q","source":"vizier","reference":"VII/289/dr16q","ref_year":null},{"parameter":"sed_flux","value":2.55e-05,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"WISE:W1","method":"VII/289/dr16q","source":"vizier","reference":"VII/289/dr16q","ref_year":null},{"parameter":"sed_flux","value":8.44e-07,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"GALEX:FUV","method":"VII/289/dr16q","source":"vizier","reference":"VII/289/dr16q","ref_year":null},{"parameter":"sed_flux","value":1.62e-05,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"SDSS:z","method":"J/MNRAS/419/80/catalog","source":"vizier","reference":"J/MNRAS/419/80/catalog","ref_year":null},{"parameter":"sed_flux","value":1.61e-05,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"SDSS:i","method":"J/MNRAS/419/80/catalog","source":"vizier","reference":"J/MNRAS/419/80/catalog","ref_year":null},{"parameter":"sed_flux","value":1.83e-05,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"SDSS:r","method":"J/MNRAS/419/80/catalog","source":"vizier","reference":"J/MNRAS/419/80/catalog","ref_year":null},{"parameter":"sed_flux","value":1.62e-05,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"SDSS:g","method":"J/MNRAS/419/80/catalog","source":"vizier","reference":"J/MNRAS/419/80/catalog","ref_year":null},{"parameter":"sed_flux","value":7.77e-06,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"SDSS:u","method":"J/MNRAS/419/80/catalog","source":"vizier","reference":"J/MNRAS/419/80/catalog","ref_year":null},{"parameter":"sed_flux","value":5.13e-06,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"SDSS:u","method":"J/MNRAS/493/2745/dr14quv","source":"vizier","reference":"J/MNRAS/493/2745/dr14quv","ref_year":null},{"parameter":"sed_flux","value":8.43e-07,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"GALEX:NUV","method":"J/MNRAS/493/2745/dr14quv","source":"vizier","reference":"J/MNRAS/493/2745/dr14quv","ref_year":null},{"parameter":"sed_flux","value":-1.09e-06,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"GALEX:NUV","method":"VII/289/dr16q","source":"vizier","reference":"VII/289/dr16q","ref_year":null},{"parameter":"sed_flux","value":5.4e-06,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"GALEX:FUV","method":"J/MNRAS/493/2745/dr14quv","source":"vizier","reference":"J/MNRAS/493/2745/dr14quv","ref_year":null},{"parameter":"sed_flux","value":1.87e-05,"value_text":null,"unit":"Jy","err_plus":1.19e-05,"err_minus":1.19e-05,"band":"POSS-II:F","method":"I/305/out","source":"vizier","reference":"I/305/out","ref_year":null},{"parameter":"sed_flux","value":4.97e-06,"value_text":null,"unit":"Jy","err_plus":2.12e-06,"err_minus":2.12e-06,"band":"POSS-II:J","method":"I/305/out","source":"vizier","reference":"I/305/out","ref_year":null},{"parameter":"sed_flux","value":1.38e-05,"value_text":null,"unit":"Jy","err_plus":6e-07,"err_minus":6e-07,"band":"SDSS:z","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":1.04e-05,"value_text":null,"unit":"Jy","err_plus":4e-07,"err_minus":4e-07,"band":"SDSS:i","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":1.23e-05,"value_text":null,"unit":"Jy","err_plus":1.2e-06,"err_minus":1.2e-06,"band":"SDSS:r","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null}],"orbit":null,"exoplanet":null,"sources":[{"source":"ned","url":"https://ned.ipac.caltech.edu/byname?objname=SDSS J090945.64+444944.0","fetched_at":"2026-10-16T01:10:23.535281+00:00"},{"source":"simbad","url":"https://simbad.cds.unistra.fr/simbad/sim-basic?Ident=SDSS J090945.25+444948.1","fetched_at":"2026-10-16T01:10:21.740832+00:00"},{"source":"vizier","url":"https://vizier.cds.unistra.fr/viz-bin/VizieR-4?-c=137.438552%20+44.830042&-c.rs=5","fetched_at":"2026-10-16T01:10:30.611606+00:00"}]}