{"id":1623503,"slug":"wbn74-ngc-7538-irs-4","name":"[WBN74] NGC 7538 IRS 4","domain":"deep-sky","class":"nebula","otype":"HII","otype_label":"HIIReg","ra":348.38625,"dec":61.48444444444444,"coo_err_mas":null,"coo_bibcode":null,"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":27,"simbad_oid":160404,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":null,"host_object_id":null,"depth":1,"deep_at":"2026-10-04T16:21:55.996312+00:00","views":27,"first_seen":"2026-08-14T16:49:53.050273+00:00","updated_at":"2026-10-25T03:22:32.101837+00:00","identifiers":["[WBN74] NGC 7538 IRS 4"],"measurements":[{"parameter":"sed_flux","value":0.133,"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":0.0583,"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":0.513,"value_text":null,"unit":"Jy","err_plus":0.009,"err_minus":0.009,"band":"2MASS:Ks","method":"I/322A/out","source":"vizier","reference":"I/322A/out","ref_year":null},{"parameter":"sed_flux","value":0.133,"value_text":null,"unit":"Jy","err_plus":0.006,"err_minus":0.006,"band":"2MASS:H","method":"I/322A/out","source":"vizier","reference":"I/322A/out","ref_year":null},{"parameter":"sed_flux","value":0.0583,"value_text":null,"unit":"Jy","err_plus":0.0609,"err_minus":0.0609,"band":"2MASS:J","method":"I/322A/out","source":"vizier","reference":"I/322A/out","ref_year":null},{"parameter":"sed_flux","value":3.72e-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":0.0036,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"Gaia:G","method":"I/339/hsoy","source":"vizier","reference":"I/339/hsoy","ref_year":null},{"parameter":"sed_flux","value":1.05e-09,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:H","method":"I/340/ucac5","source":"vizier","reference":"I/340/ucac5","ref_year":null},{"parameter":"sed_flux","value":1.58e-09,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:J","method":"I/340/ucac5","source":"vizier","reference":"I/340/ucac5","ref_year":null},{"parameter":"sed_flux","value":0.0036,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"I/340/ucac5","source":"vizier","reference":"I/340/ucac5","ref_year":null},{"parameter":"sed_flux","value":2.89e-05,"value_text":null,"unit":"Jy","err_plus":2e-07,"err_minus":2e-07,"band":"GAIA/GAIA2:G","method":"I/345/gaia2","source":"vizier","reference":"I/345/gaia2","ref_year":null},{"parameter":"sed_flux","value":0.00824,"value_text":null,"unit":"Jy","err_plus":3e-05,"err_minus":3e-05,"band":"GAIA/GAIA2:Grp","method":"I/345/gaia2","source":"vizier","reference":"I/345/gaia2","ref_year":null},{"parameter":"sed_flux","value":0.000911,"value_text":null,"unit":"Jy","err_plus":3e-06,"err_minus":3e-06,"band":"GAIA/GAIA2:Gbp","method":"I/345/gaia2","source":"vizier","reference":"I/345/gaia2","ref_year":null},{"parameter":"sed_flux","value":0.000111,"value_text":null,"unit":"Jy","err_plus":5e-06,"err_minus":5e-06,"band":"GAIA/GAIA3:Grp","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":2.36e-05,"value_text":null,"unit":"Jy","err_plus":2e-07,"err_minus":2e-07,"band":"GAIA/GAIA3:G","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":1.16e-05,"value_text":null,"unit":"Jy","err_plus":1.7e-06,"err_minus":1.7e-06,"band":"GAIA/GAIA3:Gbp","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":0.513,"value_text":null,"unit":"Jy","err_plus":0.009,"err_minus":0.009,"band":"2MASS:Ks","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.133,"value_text":null,"unit":"Jy","err_plus":0.006,"err_minus":0.006,"band":"2MASS:H","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.000959,"value_text":null,"unit":"Jy","err_plus":6e-06,"err_minus":6e-06,"band":"SDSS:z","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.000349,"value_text":null,"unit":"Jy","err_plus":2.8e-05,"err_minus":2.8e-05,"band":"SDSS:i","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":8.97e-05,"value_text":null,"unit":"Jy","err_plus":6.1e-06,"err_minus":6.1e-06,"band":"Gaia:G","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":6.19e-05,"value_text":null,"unit":"Jy","err_plus":2e-07,"err_minus":2e-07,"band":"SDSS:r","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.000511,"value_text":null,"unit":"Jy","err_plus":3e-06,"err_minus":3e-06,"band":"SDSS:g","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.00153,"value_text":null,"unit":"Jy","err_plus":0.00043,"err_minus":0.00043,"band":"2MASS:J","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.000111,"value_text":null,"unit":"Jy","err_plus":5e-06,"err_minus":5e-06,"band":"GAIA/GAIA3:Grp","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":2.41e-05,"value_text":null,"unit":"Jy","err_plus":2e-07,"err_minus":2e-07,"band":"GAIA/GAIA3:G","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":1.16e-05,"value_text":null,"unit":"Jy","err_plus":1.7e-06,"err_minus":1.7e-06,"band":"GAIA/GAIA3:Gbp","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":0.00814,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Cousins:I","method":"I/360/syntphot","source":"vizier","reference":"I/360/syntphot","ref_year":null},{"parameter":"sed_flux","value":0.015,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"SDSS:i","method":"I/360/syntphot","source":"vizier","reference":"I/360/syntphot","ref_year":null},{"parameter":"sed_flux","value":0.00294,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Cousins:R","method":"I/360/syntphot","source":"vizier","reference":"I/360/syntphot","ref_year":null},{"parameter":"sed_flux","value":0.00222,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"SDSS:r","method":"I/360/syntphot","source":"vizier","reference":"I/360/syntphot","ref_year":null},{"parameter":"sed_flux","value":0.00108,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Cousins:V","method":"I/360/syntphot","source":"vizier","reference":"I/360/syntphot","ref_year":null},{"parameter":"sed_flux","value":0.000414,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"SDSS:g","method":"I/360/syntphot","source":"vizier","reference":"I/360/syntphot","ref_year":null},{"parameter":"sed_flux","value":0.00025,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Cousins:B","method":"I/360/syntphot","source":"vizier","reference":"I/360/syntphot","ref_year":null},{"parameter":"sed_flux","value":0.486,"value_text":null,"unit":"Jy","err_plus":0.009,"err_minus":0.009,"band":"Johnson:K","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":0.175,"value_text":null,"unit":"Jy","err_plus":0.003,"err_minus":0.003,"band":"Johnson:H","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":0.0595,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:J","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":3.65,"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":80.4,"value_text":null,"unit":"Jy","err_plus":4.9,"err_minus":4.9,"band":"WISE:W3","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":3.63,"value_text":null,"unit":"Jy","err_plus":0.23,"err_minus":0.23,"band":"WISE:W2","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":1.1,"value_text":null,"unit":"Jy","err_plus":0.06,"err_minus":0.06,"band":"WISE:W1","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":1.48e-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":7.18e-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":0.00345,"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":0.000582,"value_text":null,"unit":"Jy","err_plus":1.7e-05,"err_minus":1.7e-05,"band":"PAN-STARRS/PS1:y","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.000218,"value_text":null,"unit":"Jy","err_plus":7e-06,"err_minus":7e-06,"band":"PAN-STARRS/PS1:z","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":5.69e-05,"value_text":null,"unit":"Jy","err_plus":6e-07,"err_minus":6e-07,"band":"PAN-STARRS/PS1:i","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":3.14e-06,"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":9.01e-08,"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":0.000582,"value_text":null,"unit":"Jy","err_plus":1.7e-05,"err_minus":1.7e-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":0.000218,"value_text":null,"unit":"Jy","err_plus":8e-06,"err_minus":8e-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":5.69e-05,"value_text":null,"unit":"Jy","err_plus":6e-07,"err_minus":6e-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":3.14e-06,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"PAN-STARRS/PS1:r","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":9.01e-08,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"PAN-STARRS/PS1:g","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":0.513,"value_text":null,"unit":"Jy","err_plus":0.009,"err_minus":0.009,"band":"2MASS:Ks","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.132,"value_text":null,"unit":"Jy","err_plus":0.006,"err_minus":0.006,"band":"Johnson:H","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.0595,"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":0.000163,"value_text":null,"unit":"Jy","err_plus":2e-06,"err_minus":2e-06,"band":"Gaia:G","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.000887,"value_text":null,"unit":"Jy","err_plus":0.000159,"err_minus":0.000159,"band":"Johnson:V","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.513,"value_text":null,"unit":"Jy","err_plus":0.009,"err_minus":0.009,"band":"2MASS:Ks","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.132,"value_text":null,"unit":"Jy","err_plus":0.006,"err_minus":0.006,"band":"Johnson:H","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.0595,"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":0.000163,"value_text":null,"unit":"Jy","err_plus":2e-06,"err_minus":2e-06,"band":"Gaia:G","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.000887,"value_text":null,"unit":"Jy","err_plus":0.000159,"err_minus":0.000159,"band":"Johnson:V","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":56.5,"value_text":null,"unit":"Jy","err_plus":3.4,"err_minus":3.4,"band":"MSX:E","method":"V/114/msx6_gp","source":"vizier","reference":"V/114/msx6_gp","ref_year":null},{"parameter":"sed_flux","value":26.3,"value_text":null,"unit":"Jy","err_plus":1.6,"err_minus":1.6,"band":"MSX:D","method":"V/114/msx6_gp","source":"vizier","reference":"V/114/msx6_gp","ref_year":null},{"parameter":"sed_flux","value":21.5,"value_text":null,"unit":"Jy","err_plus":1.1,"err_minus":1.1,"band":"MSX:C","method":"V/114/msx6_gp","source":"vizier","reference":"V/114/msx6_gp","ref_year":null},{"parameter":"sed_flux","value":12.7,"value_text":null,"unit":"Jy","err_plus":0.5,"err_minus":0.5,"band":"MSX:A","method":"V/114/msx6_gp","source":"vizier","reference":"V/114/msx6_gp","ref_year":null},{"parameter":"sed_flux","value":9.53,"value_text":null,"unit":"Jy","err_plus":1.3,"err_minus":1.3,"band":"MSX:B2","method":"V/114/msx6_gp","source":"vizier","reference":"V/114/msx6_gp","ref_year":null},{"parameter":"sed_flux","value":-16.9,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"MSX:B1","method":"V/114/msx6_gp","source":"vizier","reference":"V/114/msx6_gp","ref_year":null},{"parameter":"sed_flux","value":0.00138,"value_text":null,"unit":"Jy","err_plus":5e-05,"err_minus":5e-05,"band":"Gaia:G","method":"J/ApJ/867/105/refcat2","source":"vizier","reference":"J/ApJ/867/105/refcat2","ref_year":null},{"parameter":"sed_flux","value":0.512,"value_text":null,"unit":"Jy","err_plus":0.009,"err_minus":0.009,"band":"2MASS:Ks","method":"J/ApJ/875/64/table2","source":"vizier","reference":"J/ApJ/875/64/table2","ref_year":null},{"parameter":"sed_flux","value":0.133,"value_text":null,"unit":"Jy","err_plus":0.006,"err_minus":0.006,"band":"2MASS:H","method":"J/ApJ/875/64/table2","source":"vizier","reference":"J/ApJ/875/64/table2","ref_year":null},{"parameter":"sed_flux","value":0.0583,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:J","method":"J/ApJ/875/64/table2","source":"vizier","reference":"J/ApJ/875/64/table2","ref_year":null},{"parameter":"sed_flux","value":0.0306,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:H","method":"J/ApJ/941/104/table8","source":"vizier","reference":"J/ApJ/941/104/table8","ref_year":null},{"parameter":"sed_flux","value":0.00158,"value_text":null,"unit":"Jy","err_plus":0.00044,"err_minus":0.00044,"band":"2MASS:J","method":"J/ApJ/941/104/table8","source":"vizier","reference":"J/ApJ/941/104/table8","ref_year":null},{"parameter":"sed_flux","value":0.00013,"value_text":null,"unit":"Jy","err_plus":6e-06,"err_minus":6e-06,"band":"Gaia:G","method":"J/ApJ/941/104/table8","source":"vizier","reference":"J/ApJ/941/104/table8","ref_year":null},{"parameter":"sed_flux","value":5.07,"value_text":null,"unit":"Jy","err_plus":0.33,"err_minus":0.33,"band":":=268GHz","method":"J/ApJS/188/123/table1","source":"vizier","reference":"J/ApJS/188/123/table1","ref_year":null},{"parameter":"sed_flux","value":1.63,"value_text":null,"unit":"Jy","err_plus":0.04,"err_minus":0.04,"band":":=1.1mm","method":"J/ApJS/195/14/table3","source":"vizier","reference":"J/ApJS/195/14/table3","ref_year":null},{"parameter":"sed_flux","value":2.65,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":":=1.1mm","method":"J/ApJS/195/14/table5","source":"vizier","reference":"J/ApJS/195/14/table5","ref_year":null},{"parameter":"sed_flux","value":0.00302,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"J/ApJS/276/15/table4","source":"vizier","reference":"J/ApJS/276/15/table4","ref_year":null},{"parameter":"sed_flux","value":0.00302,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"J/ApJS/276/15/table5","source":"vizier","reference":"J/ApJS/276/15/table5","ref_year":null},{"parameter":"sed_flux","value":0.00294,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"J/A+A/677/A137/catalog","source":"vizier","reference":"J/A+A/677/A137/catalog","ref_year":null},{"parameter":"sed_flux","value":0.0283,"value_text":null,"unit":"Jy","err_plus":0.0005,"err_minus":0.0005,"band":"Johnson:K","method":"J/MNRAS/439/3719/table2","source":"vizier","reference":"J/MNRAS/439/3719/table2","ref_year":null},{"parameter":"sed_flux","value":0.00204,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"Johnson:H","method":"J/MNRAS/439/3719/table2","source":"vizier","reference":"J/MNRAS/439/3719/table2","ref_year":null},{"parameter":"sed_flux","value":0.00296,"value_text":null,"unit":"Jy","err_plus":8e-05,"err_minus":8e-05,"band":"Johnson:J","method":"J/MNRAS/439/3719/table2","source":"vizier","reference":"J/MNRAS/439/3719/table2","ref_year":null}],"orbit":null,"exoplanet":null,"sources":[{"source":"simbad","url":"https://simbad.cds.unistra.fr/simbad/sim-basic?Ident=[WBN74] NGC 7538 IRS 4","fetched_at":"2026-10-04T16:21:46.682991+00:00"},{"source":"vizier","url":"https://vizier.cds.unistra.fr/viz-bin/VizieR-4?-c=348.386250%20+61.484444&-c.rs=5","fetched_at":"2026-10-04T16:21:55.991872+00:00"}]}