{"id":1651337,"slug":"ngc-4291","name":"NGC 4291","domain":"deep-sky","class":"galaxy","otype":"GiG","otype_label":"GtowardsGroup","ra":185.0737458333333,"dec":75.37096388888888,"coo_err_mas":null,"coo_bibcode":"2006AJ....131.1163S","plx_mas":null,"pmra":null,"pmdec":null,"rv_kms":1776.6704,"redshift":0.005944,"dist_pc":null,"vmag":null,"bmag":17.0,"gmag":null,"jmag":9.366,"kmag":8.417,"sp_type":null,"morph_type":"E3","size_maj":1.363,"size_min":1.063,"size_angle":100.0,"nbref":324,"simbad_oid":408969,"gaia_dr3":null,"jpl_spkid":null,"ned_name":"2CXO J122019.8+752216","exo_name":null,"host_object_id":null,"depth":1,"deep_at":"2026-09-11T04:33:55.840063+00:00","views":13,"first_seen":"2026-08-14T16:49:54.419452+00:00","updated_at":"2026-09-06T03:30:06.079676+00:00","identifiers":["1AXG J122024+7521","1E 1218.0+7538","1E 1218.1+7538","1RXS J122032.3+752156","2E 1218.0+7538","2E 2665","2MASX J12201769+7522154","[A96] Mrk 205 2","[A96] Mrk 205 3","[CHM2007] HDC 710 J122017.69+7522154","[CHM2007] LDC 902 J122017.69+7522154","[FWB89] Galaxy 249","LEDA 39791","MCG+13-09-024","NGC 4291","[RW2000] NGC 4291 X-1","RX J1220.3+7522","RX J1220.5+7521","UGC 7397","UZC J122017.7+752215","XBS J122017.5+752217","XMMU J122017.7+752216","XMMU J122017.9+752212","XMS J122018.2+752215","Z 1218.0+7540","Z 352-28","[ZEH2003] RX J1220.5+7521 1"],"measurements":[{"parameter":"distance","value":26.3,"value_text":null,"unit":"Mpc","err_plus":null,"err_minus":null,"band":null,"method":null,"source":"simbad","reference":"2016AJ....152...50T","ref_year":2016},{"parameter":"distance","value":26.3,"value_text":null,"unit":"Mpc","err_plus":0.14,"err_minus":-0.14,"band":null,"method":null,"source":"simbad","reference":"2013AJ....146...86T","ref_year":2013},{"parameter":"distance","value":26.18,"value_text":null,"unit":"Mpc","err_plus":null,"err_minus":null,"band":null,"method":"SBF","source":"simbad","reference":"2008ApJ...676..184T","ref_year":2008},{"parameter":"distance","value":24.7,"value_text":null,"unit":"Mpc","err_plus":null,"err_minus":null,"band":null,"method":null,"source":"simbad","reference":"2008MNRAS.389.1924F","ref_year":2008},{"parameter":"distance","value":29.05,"value_text":null,"unit":"Mpc","err_plus":null,"err_minus":null,"band":null,"method":"redshift","source":"simbad","reference":"2007ApJ...655..790C","ref_year":2007},{"parameter":"magnitude","value":8.65,"value_text":null,"unit":"mag","err_plus":0.011,"err_minus":0.011,"band":"H","method":"V","source":"simbad","reference":"2006AJ....131.1163S","ref_year":2006},{"parameter":"magnitude","value":9.366,"value_text":null,"unit":"mag","err_plus":0.011,"err_minus":0.011,"band":"J","method":"V","source":"simbad","reference":"2006AJ....131.1163S","ref_year":2006},{"parameter":"magnitude","value":8.417,"value_text":null,"unit":"mag","err_plus":0.015,"err_minus":0.015,"band":"K","method":"V","source":"simbad","reference":"2006AJ....131.1163S","ref_year":2006},{"parameter":"magnitude","value":17.0,"value_text":null,"unit":"mag","err_plus":null,"err_minus":null,"band":"B","method":"V","source":"simbad","reference":null,"ref_year":null},{"parameter":"radial_velocity","value":1701.0,"value_text":null,"unit":"km/s","err_plus":null,"err_minus":null,"band":null,"method":"v","source":"simbad","reference":"2016AJ....152...50T","ref_year":2016},{"parameter":"radial_velocity","value":1701.0,"value_text":null,"unit":"km/s","err_plus":null,"err_minus":null,"band":null,"method":"v","source":"simbad","reference":"2015AJ....149..171T","ref_year":2015},{"parameter":"radial_velocity","value":1757.0,"value_text":null,"unit":"km/s","err_plus":null,"err_minus":null,"band":null,"method":"v","source":"simbad","reference":"2007ApJ...655..790C","ref_year":2007},{"parameter":"radial_velocity","value":0.006,"value_text":null,"unit":"km/s","err_plus":null,"err_minus":null,"band":null,"method":"z","source":"simbad","reference":"2007A&A...476.1191B","ref_year":2007},{"parameter":"radial_velocity","value":0.006,"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":0.005717,"value_text":null,"unit":"km/s","err_plus":null,"err_minus":null,"band":null,"method":"z","source":"simbad","reference":"2001ApJ...560..566K","ref_year":2001},{"parameter":"radial_velocity","value":1724.0,"value_text":null,"unit":"km/s","err_plus":40.0,"err_minus":40.0,"band":null,"method":"cz","source":"simbad","reference":"1999PASP..111..438F","ref_year":1999},{"parameter":"radial_velocity","value":1756.0,"value_text":null,"unit":"km/s","err_plus":null,"err_minus":null,"band":null,"method":"v","source":"simbad","reference":"1997ApJS..112..315H","ref_year":1997},{"parameter":"radial_velocity","value":1757.0,"value_text":null,"unit":"km/s","err_plus":null,"err_minus":null,"band":null,"method":"v","source":"simbad","reference":"1995ApJS...98..477H","ref_year":1995},{"parameter":"radial_velocity","value":1953.0,"value_text":null,"unit":"km/s","err_plus":null,"err_minus":null,"band":null,"method":"v","source":"simbad","reference":"1993A&AS..100...47G","ref_year":1993},{"parameter":"radial_velocity","value":0.005861,"value_text":null,"unit":"km/s","err_plus":8e-05,"err_minus":8e-05,"band":null,"method":"z","source":"simbad","reference":"1991RC3v9.C......0D","ref_year":1991},{"parameter":"radial_velocity","value":1815.0,"value_text":null,"unit":"km/s","err_plus":null,"err_minus":null,"band":null,"method":"v","source":"simbad","reference":"1973UGC...C......0N","ref_year":1973},{"parameter":"sed_flux","value":0.0759,"value_text":null,"unit":"Jy","err_plus":0.0006,"err_minus":0.0006,"band":"Johnson:K","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":0.0963,"value_text":null,"unit":"Jy","err_plus":0.0012,"err_minus":0.0012,"band":"Johnson:H","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":0.0767,"value_text":null,"unit":"Jy","err_plus":0.0005,"err_minus":0.0005,"band":"Johnson:J","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":0.0624,"value_text":null,"unit":"Jy","err_plus":0.0056,"err_minus":0.0056,"band":"Johnson:V","method":"II/271A/patch2","source":"vizier","reference":"II/271A/patch2","ref_year":null},{"parameter":"sed_flux","value":0.00768,"value_text":null,"unit":"Jy","err_plus":0.00074,"err_minus":0.00074,"band":"WISE:W4","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.00894,"value_text":null,"unit":"Jy","err_plus":0.00016,"err_minus":0.00016,"band":"WISE:W3","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.035,"value_text":null,"unit":"Jy","err_plus":0.0006,"err_minus":0.0006,"band":"WISE:W2","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.0651,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"WISE:W1","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.0927,"value_text":null,"unit":"Jy","err_plus":0.002,"err_minus":0.002,"band":"2MASS:Ks","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.112,"value_text":null,"unit":"Jy","err_plus":0.003,"err_minus":0.003,"band":"2MASS:H","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.092,"value_text":null,"unit":"Jy","err_plus":0.0019,"err_minus":0.0019,"band":"2MASS:J","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.00737,"value_text":null,"unit":"Jy","err_plus":0.00104,"err_minus":0.00104,"band":"WISE:W4","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.00884,"value_text":null,"unit":"Jy","err_plus":0.0002,"err_minus":0.0002,"band":"WISE:W3","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.0355,"value_text":null,"unit":"Jy","err_plus":0.0006,"err_minus":0.0006,"band":"WISE:W2","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.0652,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"WISE:W1","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.0927,"value_text":null,"unit":"Jy","err_plus":0.002,"err_minus":0.002,"band":"2MASS:Ks","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.112,"value_text":null,"unit":"Jy","err_plus":0.003,"err_minus":0.003,"band":"2MASS:H","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.092,"value_text":null,"unit":"Jy","err_plus":0.0019,"err_minus":0.0019,"band":"2MASS:J","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.062,"value_text":null,"unit":"Jy","err_plus":0.0008,"err_minus":0.0008,"band":"SDSS:i'","method":"II/336/apass9","source":"vizier","reference":"II/336/apass9","ref_year":null},{"parameter":"sed_flux","value":0.0414,"value_text":null,"unit":"Jy","err_plus":0.0006,"err_minus":0.0006,"band":"SDSS:r'","method":"II/336/apass9","source":"vizier","reference":"II/336/apass9","ref_year":null},{"parameter":"sed_flux","value":0.0197,"value_text":null,"unit":"Jy","err_plus":0.0002,"err_minus":0.0002,"band":"SDSS:g'","method":"II/336/apass9","source":"vizier","reference":"II/336/apass9","ref_year":null},{"parameter":"sed_flux","value":0.00363,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"XMM-OT:B","method":"II/340/xmmom2_1","source":"vizier","reference":"II/340/xmmom2_1","ref_year":null},{"parameter":"sed_flux","value":0.00359,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"XMM-OT:U","method":"II/340/xmmom2_1","source":"vizier","reference":"II/340/xmmom2_1","ref_year":null},{"parameter":"sed_flux","value":0.0313,"value_text":null,"unit":"Jy","err_plus":0.0001,"err_minus":0.0001,"band":"XMM-OT:V","method":"II/340/xmmom2_1","source":"vizier","reference":"II/340/xmmom2_1","ref_year":null},{"parameter":"sed_flux","value":0.0829,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"PAN-STARRS/PS1:y","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.0739,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"PAN-STARRS/PS1:z","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.0639,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"PAN-STARRS/PS1:i","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.0475,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"PAN-STARRS/PS1:r","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.0213,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"PAN-STARRS/PS1:g","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.00362,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"XMM-OT:B","method":"II/356/xmmom41s","source":"vizier","reference":"II/356/xmmom41s","ref_year":null},{"parameter":"sed_flux","value":0.0312,"value_text":null,"unit":"Jy","err_plus":0.0001,"err_minus":0.0001,"band":"XMM-OT:V","method":"II/356/xmmom41s","source":"vizier","reference":"II/356/xmmom41s","ref_year":null},{"parameter":"sed_flux","value":0.00491,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"XMM-OT:U","method":"II/356/xmmom41s","source":"vizier","reference":"II/356/xmmom41s","ref_year":null},{"parameter":"sed_flux","value":0.0305,"value_text":null,"unit":"Jy","err_plus":0.0002,"err_minus":0.0002,"band":"WISE:W2","method":"II/365/catwise","source":"vizier","reference":"II/365/catwise","ref_year":null},{"parameter":"sed_flux","value":0.066,"value_text":null,"unit":"Jy","err_plus":0.0007,"err_minus":0.0007,"band":"WISE:W1","method":"II/365/catwise","source":"vizier","reference":"II/365/catwise","ref_year":null},{"parameter":"sed_flux","value":0.00361,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"XMM-OT:B","method":"II/370/xmmom5s","source":"vizier","reference":"II/370/xmmom5s","ref_year":null},{"parameter":"sed_flux","value":0.0312,"value_text":null,"unit":"Jy","err_plus":0.0001,"err_minus":0.0001,"band":"XMM-OT:V","method":"II/370/xmmom5s","source":"vizier","reference":"II/370/xmmom5s","ref_year":null},{"parameter":"sed_flux","value":0.00462,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"XMM-OT:U","method":"II/370/xmmom5s","source":"vizier","reference":"II/370/xmmom5s","ref_year":null},{"parameter":"sed_flux","value":0.00369,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"XMM-OT:B","method":"II/378/xmmom6s","source":"vizier","reference":"II/378/xmmom6s","ref_year":null},{"parameter":"sed_flux","value":0.0307,"value_text":null,"unit":"Jy","err_plus":0.0001,"err_minus":0.0001,"band":"XMM-OT:V","method":"II/378/xmmom6s","source":"vizier","reference":"II/378/xmmom6s","ref_year":null},{"parameter":"sed_flux","value":0.00456,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"XMM-OT:U","method":"II/378/xmmom6s","source":"vizier","reference":"II/378/xmmom6s","ref_year":null},{"parameter":"sed_flux","value":0.00487,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"PAN-STARRS/PS1:z","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":0.00327,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"PAN-STARRS/PS1:i","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":0.00419,"value_text":null,"unit":"Jy","err_plus":0.00013,"err_minus":0.00013,"band":"PAN-STARRS/PS1:r","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":0.00264,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"PAN-STARRS/PS1:g","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":0.0829,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"PAN-STARRS/PS1:y","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":0.00849,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"WISE:W4","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.0166,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"WISE:W3","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.0663,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"WISE:W2","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.123,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"WISE:W1","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.29,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:Ks","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.361,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:H","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.289,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:J","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.0127,"value_text":null,"unit":"Jy","err_plus":0.0024,"err_minus":0.0024,"band":"Johnson:V","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.00849,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"WISE:W4","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.0166,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"WISE:W3","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.0663,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"WISE:W2","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.123,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"WISE:W1","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.29,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:Ks","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.361,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:H","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.289,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:J","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.0127,"value_text":null,"unit":"Jy","err_plus":0.0024,"err_minus":0.0024,"band":"Johnson:V","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.261,"value_text":null,"unit":"Jy","err_plus":0.004,"err_minus":0.004,"band":"Johnson:K","method":"VII/233/xsc","source":"vizier","reference":"VII/233/xsc","ref_year":null},{"parameter":"sed_flux","value":0.326,"value_text":null,"unit":"Jy","err_plus":0.003,"err_minus":0.003,"band":"Johnson:H","method":"VII/233/xsc","source":"vizier","reference":"VII/233/xsc","ref_year":null},{"parameter":"sed_flux","value":0.242,"value_text":null,"unit":"Jy","err_plus":0.002,"err_minus":0.002,"band":"Johnson:J","method":"VII/233/xsc","source":"vizier","reference":"VII/233/xsc","ref_year":null},{"parameter":"sed_flux","value":0.337,"value_text":null,"unit":"Jy","err_plus":0.003,"err_minus":0.003,"band":"2MASS:H","method":"VII/275/glade1","source":"vizier","reference":"VII/275/glade1","ref_year":null},{"parameter":"sed_flux","value":0.264,"value_text":null,"unit":"Jy","err_plus":0.002,"err_minus":0.002,"band":"2MASS:J","method":"VII/275/glade1","source":"vizier","reference":"VII/275/glade1","ref_year":null},{"parameter":"sed_flux","value":0.261,"value_text":null,"unit":"Jy","err_plus":0.004,"err_minus":0.004,"band":"Johnson:K","method":"VII/281/glade2","source":"vizier","reference":"VII/281/glade2","ref_year":null},{"parameter":"sed_flux","value":0.334,"value_text":null,"unit":"Jy","err_plus":0.003,"err_minus":0.003,"band":"Johnson:H","method":"VII/281/glade2","source":"vizier","reference":"VII/281/glade2","ref_year":null},{"parameter":"sed_flux","value":0.269,"value_text":null,"unit":"Jy","err_plus":0.002,"err_minus":0.002,"band":"Johnson:J","method":"VII/281/glade2","source":"vizier","reference":"VII/281/glade2","ref_year":null},{"parameter":"sed_flux","value":0.261,"value_text":null,"unit":"Jy","err_plus":0.004,"err_minus":0.004,"band":"Johnson:K","method":"VII/291/gladep","source":"vizier","reference":"VII/291/gladep","ref_year":null},{"parameter":"sed_flux","value":0.334,"value_text":null,"unit":"Jy","err_plus":0.003,"err_minus":0.003,"band":"Johnson:H","method":"VII/291/gladep","source":"vizier","reference":"VII/291/gladep","ref_year":null},{"parameter":"sed_flux","value":0.269,"value_text":null,"unit":"Jy","err_plus":0.002,"err_minus":0.002,"band":"Johnson:J","method":"VII/291/gladep","source":"vizier","reference":"VII/291/gladep","ref_year":null},{"parameter":"sed_flux","value":0.0897,"value_text":null,"unit":"Jy","err_plus":0.0019,"err_minus":0.0019,"band":"Johnson:K","method":"IX/48/xgustwra","source":"vizier","reference":"IX/48/xgustwra","ref_year":null},{"parameter":"sed_flux","value":0.0927,"value_text":null,"unit":"Jy","err_plus":0.0017,"err_minus":0.0017,"band":"2MASS:Ks","method":"IX/48/xgustwra","source":"vizier","reference":"IX/48/xgustwra","ref_year":null},{"parameter":"sed_flux","value":0.112,"value_text":null,"unit":"Jy","err_plus":0.003,"err_minus":0.003,"band":"2MASS:H","method":"IX/48/xgustwra","source":"vizier","reference":"IX/48/xgustwra","ref_year":null},{"parameter":"sed_flux","value":0.111,"value_text":null,"unit":"Jy","err_plus":0.003,"err_minus":0.003,"band":"Johnson:H","method":"IX/48/xgustwra","source":"vizier","reference":"IX/48/xgustwra","ref_year":null},{"parameter":"sed_flux","value":0.0939,"value_text":null,"unit":"Jy","err_plus":0.0019,"err_minus":0.0019,"band":"Johnson:J","method":"IX/48/xgustwra","source":"vizier","reference":"IX/48/xgustwra","ref_year":null},{"parameter":"sed_flux","value":0.092,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:J","method":"IX/48/xgustwra","source":"vizier","reference":"IX/48/xgustwra","ref_year":null},{"parameter":"sed_flux","value":0.274,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:Ks","method":"J/ApJ/655/790/galaxies","source":"vizier","reference":"J/ApJ/655/790/galaxies","ref_year":null},{"parameter":"sed_flux","value":0.269,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:Ks","method":"J/ApJ/702/955/table1","source":"vizier","reference":"J/ApJ/702/955/table1","ref_year":null},{"parameter":"sed_flux","value":0.018,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Spitzer/MIPS:70","method":"J/ApJ/707/890/table1","source":"vizier","reference":"J/ApJ/707/890/table1","ref_year":null},{"parameter":"sed_flux","value":0.0005,"value_text":null,"unit":"Jy","err_plus":0.0005,"err_minus":0.0005,"band":":=1.4GHz","method":"J/ApJ/731/L41/table1","source":"vizier","reference":"J/ApJ/731/L41/table1","ref_year":null},{"parameter":"sed_flux","value":0.285,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:K","method":"J/ApJ/731/L41/table1","source":"vizier","reference":"J/ApJ/731/L41/table1","ref_year":null},{"parameter":"sed_flux","value":0.03,"value_text":null,"unit":"Jy","err_plus":0.029,"err_minus":0.029,"band":"IRAS:12","method":"J/ApJ/783/135/galaxies","source":"vizier","reference":"J/ApJ/783/135/galaxies","ref_year":null},{"parameter":"sed_flux","value":0.0325,"value_text":null,"unit":"Jy","err_plus":0.0016,"err_minus":0.0016,"band":"Spitzer/IRAC:8.0","method":"J/ApJ/783/135/galaxies","source":"vizier","reference":"J/ApJ/783/135/galaxies","ref_year":null},{"parameter":"sed_flux","value":0.0625,"value_text":null,"unit":"Jy","err_plus":0.0031,"err_minus":0.0031,"band":"Spitzer/IRAC:5.8","method":"J/ApJ/783/135/galaxies","source":"vizier","reference":"J/ApJ/783/135/galaxies","ref_year":null},{"parameter":"sed_flux","value":0.0823,"value_text":null,"unit":"Jy","err_plus":0.0041,"err_minus":0.0041,"band":"Spitzer/IRAC:4.5","method":"J/ApJ/783/135/galaxies","source":"vizier","reference":"J/ApJ/783/135/galaxies","ref_year":null},{"parameter":"sed_flux","value":0.112,"value_text":null,"unit":"Jy","err_plus":0.003,"err_minus":0.003,"band":"2MASS:H","method":"J/ApJ/941/104/table8","source":"vizier","reference":"J/ApJ/941/104/table8","ref_year":null},{"parameter":"sed_flux","value":0.0916,"value_text":null,"unit":"Jy","err_plus":0.0017,"err_minus":0.0017,"band":"2MASS:J","method":"J/ApJ/941/104/table8","source":"vizier","reference":"J/ApJ/941/104/table8","ref_year":null},{"parameter":"sed_flux","value":0.0,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"IRAS:100","method":"J/A+A/429/819/table4","source":"vizier","reference":"J/A+A/429/819/table4","ref_year":null},{"parameter":"sed_flux","value":0.0,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"IRAS:60","method":"J/A+A/429/819/table4","source":"vizier","reference":"J/A+A/429/819/table4","ref_year":null},{"parameter":"sed_flux","value":0.00164,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"WISE:W2","method":"J/A+A/706/A284/regalade","source":"vizier","reference":"J/A+A/706/A284/regalade","ref_year":null},{"parameter":"sed_flux","value":0.00543,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"WISE:W1","method":"J/A+A/706/A284/regalade","source":"vizier","reference":"J/A+A/706/A284/regalade","ref_year":null},{"parameter":"sed_flux","value":1.3,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:Ks","method":"J/AJ/146/86/table1","source":"vizier","reference":"J/AJ/146/86/table1","ref_year":null},{"parameter":"sed_flux","value":0.26,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:K","method":"J/MNRAS/416/2840/catalog","source":"vizier","reference":"J/MNRAS/416/2840/catalog","ref_year":null},{"parameter":"sed_flux","value":0.016,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:V","method":"J/MNRAS/463/4210/ucac4rpm","source":"vizier","reference":"J/MNRAS/463/4210/ucac4rpm","ref_year":null},{"parameter":"sed_flux","value":0.00532,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:B","method":"J/MNRAS/463/4210/ucac4rpm","source":"vizier","reference":"J/MNRAS/463/4210/ucac4rpm","ref_year":null},{"parameter":"sed_flux","value":0.00737,"value_text":null,"unit":"Jy","err_plus":0.00104,"err_minus":0.00104,"band":"WISE:W4","method":"J/MNRAS/494/1784/table1","source":"vizier","reference":"J/MNRAS/494/1784/table1","ref_year":null},{"parameter":"sed_flux","value":0.00884,"value_text":null,"unit":"Jy","err_plus":0.0002,"err_minus":0.0002,"band":"WISE:W3","method":"J/MNRAS/494/1784/table1","source":"vizier","reference":"J/MNRAS/494/1784/table1","ref_year":null},{"parameter":"sed_flux","value":0.0355,"value_text":null,"unit":"Jy","err_plus":0.0006,"err_minus":0.0006,"band":"WISE:W2","method":"J/MNRAS/494/1784/table1","source":"vizier","reference":"J/MNRAS/494/1784/table1","ref_year":null},{"parameter":"sed_flux","value":0.0652,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"WISE:W1","method":"J/MNRAS/494/1784/table1","source":"vizier","reference":"J/MNRAS/494/1784/table1","ref_year":null},{"parameter":"sed_flux","value":0.364,"value_text":null,"unit":"Jy","err_plus":0.004,"err_minus":0.004,"band":"2MASS:H","method":"J/MNRAS/506/1896/hecate","source":"vizier","reference":"J/MNRAS/506/1896/hecate","ref_year":null},{"parameter":"sed_flux","value":0.678,"value_text":null,"unit":"Jy","err_plus":0.009,"err_minus":0.009,"band":"2MASS:J","method":"J/MNRAS/506/1896/hecate","source":"vizier","reference":"J/MNRAS/506/1896/hecate","ref_year":null},{"parameter":"sed_flux","value":0.0005,"value_text":null,"unit":"Jy","err_plus":0.0005,"err_minus":0.0005,"band":":=20cm","method":"J/MNRAS/524/4923/table7","source":"vizier","reference":"J/MNRAS/524/4923/table7","ref_year":null},{"parameter":"sed_flux","value":0.364,"value_text":null,"unit":"Jy","err_plus":0.004,"err_minus":0.004,"band":"2MASS:H","method":"J/MNRAS/548/G522/hecatev2","source":"vizier","reference":"J/MNRAS/548/G522/hecatev2","ref_year":null},{"parameter":"sed_flux","value":0.283,"value_text":null,"unit":"Jy","err_plus":0.003,"err_minus":0.003,"band":"2MASS:J","method":"J/MNRAS/548/G522/hecatev2","source":"vizier","reference":"J/MNRAS/548/G522/hecatev2","ref_year":null},{"parameter":"sed_flux","value":0.112,"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":0.092,"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":0.0927,"value_text":null,"unit":"Jy","err_plus":0.002,"err_minus":0.002,"band":"2MASS:Ks","method":"I/317/sample","source":"vizier","reference":"I/317/sample","ref_year":null},{"parameter":"sed_flux","value":0.112,"value_text":null,"unit":"Jy","err_plus":0.003,"err_minus":0.003,"band":"2MASS:H","method":"I/317/sample","source":"vizier","reference":"I/317/sample","ref_year":null},{"parameter":"sed_flux","value":0.092,"value_text":null,"unit":"Jy","err_plus":0.0019,"err_minus":0.0019,"band":"2MASS:J","method":"I/317/sample","source":"vizier","reference":"I/317/sample","ref_year":null},{"parameter":"sed_flux","value":0.0927,"value_text":null,"unit":"Jy","err_plus":0.0017,"err_minus":0.0017,"band":"2MASS:Ks","method":"I/322A/out","source":"vizier","reference":"I/322A/out","ref_year":null},{"parameter":"sed_flux","value":0.112,"value_text":null,"unit":"Jy","err_plus":0.003,"err_minus":0.003,"band":"2MASS:H","method":"I/322A/out","source":"vizier","reference":"I/322A/out","ref_year":null},{"parameter":"sed_flux","value":0.092,"value_text":null,"unit":"Jy","err_plus":0.0017,"err_minus":0.0017,"band":"2MASS:J","method":"I/322A/out","source":"vizier","reference":"I/322A/out","ref_year":null},{"parameter":"sed_flux","value":0.0297,"value_text":null,"unit":"Jy","err_plus":0.0011,"err_minus":0.0011,"band":"Johnson:B","method":"I/342/f3","source":"vizier","reference":"I/342/f3","ref_year":null},{"parameter":"sed_flux","value":0.00737,"value_text":null,"unit":"Jy","err_plus":0.00104,"err_minus":0.00104,"band":"WISE:W4","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.00884,"value_text":null,"unit":"Jy","err_plus":0.0002,"err_minus":0.0002,"band":"WISE:W3","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.0355,"value_text":null,"unit":"Jy","err_plus":0.0006,"err_minus":0.0006,"band":"WISE:W2","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.0652,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"WISE:W1","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.0927,"value_text":null,"unit":"Jy","err_plus":0.002,"err_minus":0.002,"band":"2MASS:Ks","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.112,"value_text":null,"unit":"Jy","err_plus":0.003,"err_minus":0.003,"band":"2MASS:H","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.092,"value_text":null,"unit":"Jy","err_plus":0.0019,"err_minus":0.0019,"band":"2MASS:J","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.00142,"value_text":null,"unit":"Jy","err_plus":0.0,"err_minus":0.0,"band":"SDSS:r","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.00191,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"SDSS:g","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.00487,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"SDSS:z","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.00328,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"SDSS:i","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null}],"orbit":null,"exoplanet":null,"sources":[{"source":"simbad","url":"https://simbad.cds.unistra.fr/simbad/sim-basic?Ident=NGC 4291","fetched_at":"2026-09-11T04:33:43.825494+00:00"},{"source":"ned","url":"https://ned.ipac.caltech.edu/byname?objname=2CXO J122019.8+752216","fetched_at":"2026-09-11T04:33:45.286999+00:00"},{"source":"vizier","url":"https://vizier.cds.unistra.fr/viz-bin/VizieR-4?-c=185.073746%20+75.370964&-c.rs=5","fetched_at":"2026-09-11T04:33:55.838571+00:00"}]}