{"id":1908471,"slug":"aco-2666","name":"ACO 2666","domain":"deep-sky","class":"galaxy-group","otype":"ClG","otype_label":"ClG","ra":357.7341666666666,"dec":27.14472222222222,"coo_err_mas":null,"coo_bibcode":"2001ApJ...554L.129M","plx_mas":null,"pmra":null,"pmdec":null,"rv_kms":7839.2715,"redshift":0.0265,"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":204,"simbad_oid":1491948,"gaia_dr3":null,"jpl_spkid":null,"ned_name":"WISEA J235056.10+270847.7","exo_name":null,"host_object_id":null,"depth":1,"deep_at":"2026-09-25T23:17:03.661306+00:00","views":19,"first_seen":"2026-08-14T16:50:33.190276+00:00","updated_at":"2026-08-14T16:50:33.190276+00:00","identifiers":["1H 2354+285","2E 2348.4+2651","2E 4772","3U 2346+26","4U 2345+27","ACO 2666","BAX 357.7343+27.1447","CAN 84","CID 84","[F81] 447","FR 119","[FWB89] GrG 234","HMS 2348+2652","INTREF 1116","WBB S34-112","WBL 724"],"measurements":[{"parameter":"radial_velocity","value":0.027,"value_text":null,"unit":"km/s","err_plus":null,"err_minus":null,"band":null,"method":"z","source":"simbad","reference":"2001ApJ...554L.129M","ref_year":2001},{"parameter":"radial_velocity","value":0.02666,"value_text":null,"unit":"km/s","err_plus":null,"err_minus":null,"band":null,"method":"z","source":"simbad","reference":"1999AJ....118.2014W","ref_year":1999},{"parameter":"radial_velocity","value":0.0265,"value_text":null,"unit":"km/s","err_plus":null,"err_minus":null,"band":null,"method":"z","source":"simbad","reference":"1989ApJS...70....1A","ref_year":1989},{"parameter":"radial_velocity","value":0.0265,"value_text":null,"unit":"km/s","err_plus":null,"err_minus":null,"band":null,"method":"z","source":"simbad","reference":"1987ApJS...63..543S","ref_year":1987},{"parameter":"sed_flux","value":0.000454,"value_text":null,"unit":"Jy","err_plus":8.4e-05,"err_minus":8.4e-05,"band":"2MASS:Ks","method":"I/317/sample","source":"vizier","reference":"I/317/sample","ref_year":null},{"parameter":"sed_flux","value":0.000471,"value_text":null,"unit":"Jy","err_plus":7.8e-05,"err_minus":7.8e-05,"band":"2MASS:H","method":"I/317/sample","source":"vizier","reference":"I/317/sample","ref_year":null},{"parameter":"sed_flux","value":0.000409,"value_text":null,"unit":"Jy","err_plus":4.6e-05,"err_minus":4.6e-05,"band":"2MASS:J","method":"I/317/sample","source":"vizier","reference":"I/317/sample","ref_year":null},{"parameter":"sed_flux","value":0.000453,"value_text":null,"unit":"Jy","err_plus":8.4e-05,"err_minus":8.4e-05,"band":"2MASS:Ks","method":"I/319/xpm","source":"vizier","reference":"I/319/xpm","ref_year":null},{"parameter":"sed_flux","value":0.000471,"value_text":null,"unit":"Jy","err_plus":7.8e-05,"err_minus":7.8e-05,"band":"2MASS:H","method":"I/319/xpm","source":"vizier","reference":"I/319/xpm","ref_year":null},{"parameter":"sed_flux","value":0.000409,"value_text":null,"unit":"Jy","err_plus":4.6e-05,"err_minus":4.6e-05,"band":"2MASS:J","method":"I/319/xpm","source":"vizier","reference":"I/319/xpm","ref_year":null},{"parameter":"sed_flux","value":0.000112,"value_text":null,"unit":"Jy","err_plus":1.1e-05,"err_minus":1.1e-05,"band":"GAIA/GAIA3:Grp","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":7.06e-06,"value_text":null,"unit":"Jy","err_plus":4.3e-07,"err_minus":4.3e-07,"band":"GAIA/GAIA3:G","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":3.1e-05,"value_text":null,"unit":"Jy","err_plus":5.2e-06,"err_minus":5.2e-06,"band":"GAIA/GAIA3:Gbp","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":0.000453,"value_text":null,"unit":"Jy","err_plus":8.4e-05,"err_minus":8.4e-05,"band":"2MASS:Ks","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.000471,"value_text":null,"unit":"Jy","err_plus":7.8e-05,"err_minus":7.8e-05,"band":"2MASS:H","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.000409,"value_text":null,"unit":"Jy","err_plus":4.6e-05,"err_minus":4.6e-05,"band":"2MASS:J","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.000138,"value_text":null,"unit":"Jy","err_plus":3e-06,"err_minus":3e-06,"band":"SDSS:z","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.000104,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"SDSS:i","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":7.23e-05,"value_text":null,"unit":"Jy","err_plus":2.6e-06,"err_minus":2.6e-06,"band":"SDSS:r","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":3.58e-05,"value_text":null,"unit":"Jy","err_plus":1.5e-06,"err_minus":1.5e-06,"band":"SDSS:g","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.000112,"value_text":null,"unit":"Jy","err_plus":1.1e-05,"err_minus":1.1e-05,"band":"GAIA/GAIA3:Grp","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":7.09e-06,"value_text":null,"unit":"Jy","err_plus":4.4e-07,"err_minus":4.4e-07,"band":"GAIA/GAIA3:G","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":3.1e-05,"value_text":null,"unit":"Jy","err_plus":5.2e-06,"err_minus":5.2e-06,"band":"GAIA/GAIA3:Gbp","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":0.000609,"value_text":null,"unit":"Jy","err_plus":0.000112,"err_minus":0.000112,"band":"Johnson:K","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":0.000528,"value_text":null,"unit":"Jy","err_plus":0.000185,"err_minus":0.000185,"band":"Johnson:H","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":0.000545,"value_text":null,"unit":"Jy","err_plus":4.9e-05,"err_minus":4.9e-05,"band":"Johnson:J","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":0.00224,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"WISE:W4","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.00129,"value_text":null,"unit":"Jy","err_plus":0.00011,"err_minus":0.00011,"band":"WISE:W3","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.000781,"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":0.00108,"value_text":null,"unit":"Jy","err_plus":3e-05,"err_minus":3e-05,"band":"WISE:W1","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.000454,"value_text":null,"unit":"Jy","err_plus":8.4e-05,"err_minus":8.4e-05,"band":"2MASS:Ks","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.000471,"value_text":null,"unit":"Jy","err_plus":7.8e-05,"err_minus":7.8e-05,"band":"2MASS:H","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.000409,"value_text":null,"unit":"Jy","err_plus":4.6e-05,"err_minus":4.6e-05,"band":"2MASS:J","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.000203,"value_text":null,"unit":"Jy","err_plus":1.9e-05,"err_minus":1.9e-05,"band":"PAN-STARRS/PS1:y","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.000138,"value_text":null,"unit":"Jy","err_plus":3e-06,"err_minus":3e-06,"band":"PAN-STARRS/PS1:z","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.000103,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"PAN-STARRS/PS1:i","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":7.2e-05,"value_text":null,"unit":"Jy","err_plus":2.6e-06,"err_minus":2.6e-06,"band":"PAN-STARRS/PS1:r","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":3.57e-05,"value_text":null,"unit":"Jy","err_plus":1.5e-06,"err_minus":1.5e-06,"band":"PAN-STARRS/PS1:g","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.00065,"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":0.0012,"value_text":null,"unit":"Jy","err_plus":2e-05,"err_minus":2e-05,"band":"WISE:W1","method":"II/365/catwise","source":"vizier","reference":"II/365/catwise","ref_year":null},{"parameter":"sed_flux","value":0.000203,"value_text":null,"unit":"Jy","err_plus":2e-05,"err_minus":2e-05,"band":"PAN-STARRS/PS1:y","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":0.000138,"value_text":null,"unit":"Jy","err_plus":5e-06,"err_minus":5e-06,"band":"PAN-STARRS/PS1:z","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":0.000103,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"PAN-STARRS/PS1:i","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":7.2e-05,"value_text":null,"unit":"Jy","err_plus":2.7e-06,"err_minus":2.7e-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":3.57e-05,"value_text":null,"unit":"Jy","err_plus":1.7e-06,"err_minus":1.7e-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":0.000453,"value_text":null,"unit":"Jy","err_plus":8.4e-05,"err_minus":8.4e-05,"band":"2MASS:Ks","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.000467,"value_text":null,"unit":"Jy","err_plus":7.8e-05,"err_minus":7.8e-05,"band":"Johnson:H","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.000417,"value_text":null,"unit":"Jy","err_plus":4.7e-05,"err_minus":4.7e-05,"band":"Johnson:J","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":4.48e-05,"value_text":null,"unit":"Jy","err_plus":5.7e-06,"err_minus":5.7e-06,"band":"Johnson:B","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.000453,"value_text":null,"unit":"Jy","err_plus":8.4e-05,"err_minus":8.4e-05,"band":"2MASS:Ks","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.000467,"value_text":null,"unit":"Jy","err_plus":7.8e-05,"err_minus":7.8e-05,"band":"Johnson:H","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.000417,"value_text":null,"unit":"Jy","err_plus":4.7e-05,"err_minus":4.7e-05,"band":"Johnson:J","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":4.48e-05,"value_text":null,"unit":"Jy","err_plus":5.7e-06,"err_minus":5.7e-06,"band":"Johnson:B","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.000472,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:H","method":"I/297/out","source":"vizier","reference":"I/297/out","ref_year":null},{"parameter":"sed_flux","value":0.000409,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:J","method":"I/297/out","source":"vizier","reference":"I/297/out","ref_year":null},{"parameter":"sed_flux","value":0.00712,"value_text":null,"unit":"Jy","err_plus":0.00282,"err_minus":0.00282,"band":"POSS-II:F","method":"I/305/out","source":"vizier","reference":"I/305/out","ref_year":null}],"orbit":null,"exoplanet":null,"sources":[{"source":"ned","url":"https://ned.ipac.caltech.edu/byname?objname=WISEA J235056.10+270847.7","fetched_at":"2026-09-25T23:16:52.746827+00:00"},{"source":"simbad","url":"https://simbad.cds.unistra.fr/simbad/sim-basic?Ident=ACO 2666","fetched_at":"2026-09-25T23:16:50.966971+00:00"},{"source":"vizier","url":"https://vizier.cds.unistra.fr/viz-bin/VizieR-4?-c=357.734167%20+27.144722&-c.rs=5","fetched_at":"2026-09-25T23:17:03.657231+00:00"}]}