{"id":2254900,"slug":"ngc-2157","name":"NGC 2157","domain":"deep-sky","class":"cluster","otype":"Cl*","otype_label":"Cluster*","ra":89.397625,"dec":-69.19685277777778,"coo_err_mas":null,"coo_bibcode":"2011AJ....142...48W","plx_mas":null,"pmra":null,"pmdec":null,"rv_kms":null,"redshift":null,"dist_pc":null,"vmag":10.16,"bmag":10.35,"gmag":null,"jmag":null,"kmag":null,"sp_type":null,"morph_type":null,"size_maj":2.8,"size_min":2.8,"size_angle":null,"nbref":120,"simbad_oid":3106726,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":null,"host_object_id":null,"depth":1,"deep_at":"2026-09-16T01:32:45.365247+00:00","views":5,"first_seen":"2026-08-14T16:51:10.268595+00:00","updated_at":"2026-08-14T16:51:10.268595+00:00","identifiers":["ESO 57-58","KMHK 1558","NGC 2157","[SL63] 794","[WZ2011] 415"],"measurements":[{"parameter":"magnitude","value":10.35,"value_text":null,"unit":"mag","err_plus":null,"err_minus":null,"band":"B","method":null,"source":"simbad","reference":null,"ref_year":null},{"parameter":"magnitude","value":10.16,"value_text":null,"unit":"mag","err_plus":null,"err_minus":null,"band":"V","method":null,"source":"simbad","reference":null,"ref_year":null},{"parameter":"sed_flux","value":0.00796,"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":0.00745,"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":0.00667,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:Ks","method":"I/317/sample","source":"vizier","reference":"I/317/sample","ref_year":null},{"parameter":"sed_flux","value":0.00988,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:H","method":"I/317/sample","source":"vizier","reference":"I/317/sample","ref_year":null},{"parameter":"sed_flux","value":0.00324,"value_text":null,"unit":"Jy","err_plus":0.00075,"err_minus":0.00075,"band":"2MASS:J","method":"I/317/sample","source":"vizier","reference":"I/317/sample","ref_year":null},{"parameter":"sed_flux","value":0.0058,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:Ks","method":"I/320/spm4","source":"vizier","reference":"I/320/spm4","ref_year":null},{"parameter":"sed_flux","value":0.00796,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:H","method":"I/320/spm4","source":"vizier","reference":"I/320/spm4","ref_year":null},{"parameter":"sed_flux","value":0.00744,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:J","method":"I/320/spm4","source":"vizier","reference":"I/320/spm4","ref_year":null},{"parameter":"sed_flux","value":0.00323,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:V","method":"I/320/spm4","source":"vizier","reference":"I/320/spm4","ref_year":null},{"parameter":"sed_flux","value":0.00159,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:B","method":"I/320/spm4","source":"vizier","reference":"I/320/spm4","ref_year":null},{"parameter":"sed_flux","value":0.0058,"value_text":null,"unit":"Jy","err_plus":0.00037,"err_minus":0.00037,"band":"2MASS:Ks","method":"I/322A/out","source":"vizier","reference":"I/322A/out","ref_year":null},{"parameter":"sed_flux","value":0.00796,"value_text":null,"unit":"Jy","err_plus":0.00051,"err_minus":0.00051,"band":"2MASS:H","method":"I/322A/out","source":"vizier","reference":"I/322A/out","ref_year":null},{"parameter":"sed_flux","value":0.00744,"value_text":null,"unit":"Jy","err_plus":0.00069,"err_minus":0.00069,"band":"2MASS:J","method":"I/322A/out","source":"vizier","reference":"I/322A/out","ref_year":null},{"parameter":"sed_flux","value":0.0064,"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":0.00305,"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":0.00286,"value_text":null,"unit":"Jy","err_plus":0.0001,"err_minus":0.0001,"band":"GAIA/GAIA2:Grp","method":"I/345/gaia2","source":"vizier","reference":"I/345/gaia2","ref_year":null},{"parameter":"sed_flux","value":0.00115,"value_text":null,"unit":"Jy","err_plus":2e-05,"err_minus":2e-05,"band":"GAIA/GAIA2:G","method":"I/345/gaia2","source":"vizier","reference":"I/345/gaia2","ref_year":null},{"parameter":"sed_flux","value":0.00418,"value_text":null,"unit":"Jy","err_plus":0.0002,"err_minus":0.0002,"band":"GAIA/GAIA2:Gbp","method":"I/345/gaia2","source":"vizier","reference":"I/345/gaia2","ref_year":null},{"parameter":"sed_flux","value":0.00033,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"GAIA/GAIA3:G","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":0.01,"value_text":null,"unit":"Jy","err_plus":0.0001,"err_minus":0.0001,"band":"GAIA/GAIA3:Grp","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":0.00809,"value_text":null,"unit":"Jy","err_plus":9e-05,"err_minus":9e-05,"band":"GAIA/GAIA3:Gbp","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":0.0196,"value_text":null,"unit":"Jy","err_plus":0.001,"err_minus":0.001,"band":"2MASS:J","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.00725,"value_text":null,"unit":"Jy","err_plus":0.00012,"err_minus":0.00012,"band":"Gaia:G","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.0156,"value_text":null,"unit":"Jy","err_plus":0.0007,"err_minus":0.0007,"band":"2MASS:Ks","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.0149,"value_text":null,"unit":"Jy","err_plus":0.001,"err_minus":0.001,"band":"2MASS:H","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.0948,"value_text":null,"unit":"Jy","err_plus":0.0035,"err_minus":0.0035,"band":"SDSS:i","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.0881,"value_text":null,"unit":"Jy","err_plus":0.0022,"err_minus":0.0022,"band":"SDSS:r","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.0816,"value_text":null,"unit":"Jy","err_plus":0.0032,"err_minus":0.0032,"band":"SDSS:g","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.00599,"value_text":null,"unit":"Jy","err_plus":0.00104,"err_minus":0.00104,"band":"SDSS:u","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.00033,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"GAIA/GAIA3:G","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":0.01,"value_text":null,"unit":"Jy","err_plus":0.0001,"err_minus":0.0001,"band":"GAIA/GAIA3:Grp","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":0.00809,"value_text":null,"unit":"Jy","err_plus":9e-05,"err_minus":9e-05,"band":"GAIA/GAIA3:Gbp","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":0.00863,"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":0.00925,"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":0.00739,"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":0.00723,"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":0.00647,"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":0.00672,"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":0.00679,"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":0.00721,"value_text":null,"unit":"Jy","err_plus":0.00019,"err_minus":0.00019,"band":"Johnson:K","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":0.0106,"value_text":null,"unit":"Jy","err_plus":0.0002,"err_minus":0.0002,"band":"Johnson:H","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":0.0121,"value_text":null,"unit":"Jy","err_plus":0.0001,"err_minus":0.0001,"band":"Johnson:J","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":0.00626,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:Ks","method":"II/281/2mass6x","source":"vizier","reference":"II/281/2mass6x","ref_year":null},{"parameter":"sed_flux","value":0.00915,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:H","method":"II/281/2mass6x","source":"vizier","reference":"II/281/2mass6x","ref_year":null},{"parameter":"sed_flux","value":0.00347,"value_text":null,"unit":"Jy","err_plus":0.00038,"err_minus":0.00038,"band":"2MASS:J","method":"II/281/2mass6x","source":"vizier","reference":"II/281/2mass6x","ref_year":null},{"parameter":"sed_flux","value":0.000572,"value_text":null,"unit":"Jy","err_plus":4.4e-05,"err_minus":4.4e-05,"band":":=8um","method":"II/305/archive","source":"vizier","reference":"II/305/archive","ref_year":null},{"parameter":"sed_flux","value":0.000572,"value_text":null,"unit":"Jy","err_plus":4.4e-05,"err_minus":4.4e-05,"band":"Spitzer/IRAC:8.0","method":"II/305/archive","source":"vizier","reference":"II/305/archive","ref_year":null},{"parameter":"sed_flux","value":0.000943,"value_text":null,"unit":"Jy","err_plus":5.7e-05,"err_minus":5.7e-05,"band":":=5.8um","method":"II/305/archive","source":"vizier","reference":"II/305/archive","ref_year":null},{"parameter":"sed_flux","value":0.000944,"value_text":null,"unit":"Jy","err_plus":5.7e-05,"err_minus":5.7e-05,"band":"Spitzer/IRAC:5.8","method":"II/305/archive","source":"vizier","reference":"II/305/archive","ref_year":null},{"parameter":"sed_flux","value":0.00138,"value_text":null,"unit":"Jy","err_plus":0.00012,"err_minus":0.00012,"band":":=4.5um","method":"II/305/archive","source":"vizier","reference":"II/305/archive","ref_year":null},{"parameter":"sed_flux","value":0.00138,"value_text":null,"unit":"Jy","err_plus":0.00012,"err_minus":0.00012,"band":"Spitzer/IRAC:4.5","method":"II/305/archive","source":"vizier","reference":"II/305/archive","ref_year":null},{"parameter":"sed_flux","value":0.00228,"value_text":null,"unit":"Jy","err_plus":0.00018,"err_minus":0.00018,"band":":=3.6um","method":"II/305/archive","source":"vizier","reference":"II/305/archive","ref_year":null},{"parameter":"sed_flux","value":0.00227,"value_text":null,"unit":"Jy","err_plus":0.00018,"err_minus":0.00018,"band":"Spitzer/IRAC:3.6","method":"II/305/archive","source":"vizier","reference":"II/305/archive","ref_year":null},{"parameter":"sed_flux","value":0.00573,"value_text":null,"unit":"Jy","err_plus":0.00036,"err_minus":0.00036,"band":":=2.17um","method":"II/305/archive","source":"vizier","reference":"II/305/archive","ref_year":null},{"parameter":"sed_flux","value":0.0058,"value_text":null,"unit":"Jy","err_plus":0.00037,"err_minus":0.00037,"band":"2MASS:Ks","method":"II/305/archive","source":"vizier","reference":"II/305/archive","ref_year":null},{"parameter":"sed_flux","value":0.00776,"value_text":null,"unit":"Jy","err_plus":0.00053,"err_minus":0.00053,"band":":=1.65um","method":"II/305/archive","source":"vizier","reference":"II/305/archive","ref_year":null},{"parameter":"sed_flux","value":0.00796,"value_text":null,"unit":"Jy","err_plus":0.00054,"err_minus":0.00054,"band":"2MASS:H","method":"II/305/archive","source":"vizier","reference":"II/305/archive","ref_year":null},{"parameter":"sed_flux","value":0.00753,"value_text":null,"unit":"Jy","err_plus":0.00069,"err_minus":0.00069,"band":":=1.250um","method":"II/305/archive","source":"vizier","reference":"II/305/archive","ref_year":null},{"parameter":"sed_flux","value":0.00744,"value_text":null,"unit":"Jy","err_plus":0.00068,"err_minus":0.00068,"band":"2MASS:J","method":"II/305/archive","source":"vizier","reference":"II/305/archive","ref_year":null},{"parameter":"sed_flux","value":0.000572,"value_text":null,"unit":"Jy","err_plus":4.4e-05,"err_minus":4.4e-05,"band":":=8um","method":"II/305/catalog","source":"vizier","reference":"II/305/catalog","ref_year":null},{"parameter":"sed_flux","value":0.000572,"value_text":null,"unit":"Jy","err_plus":4.4e-05,"err_minus":4.4e-05,"band":"Spitzer/IRAC:8.0","method":"II/305/catalog","source":"vizier","reference":"II/305/catalog","ref_year":null},{"parameter":"sed_flux","value":0.000943,"value_text":null,"unit":"Jy","err_plus":5.7e-05,"err_minus":5.7e-05,"band":":=5.8um","method":"II/305/catalog","source":"vizier","reference":"II/305/catalog","ref_year":null},{"parameter":"sed_flux","value":0.000944,"value_text":null,"unit":"Jy","err_plus":5.7e-05,"err_minus":5.7e-05,"band":"Spitzer/IRAC:5.8","method":"II/305/catalog","source":"vizier","reference":"II/305/catalog","ref_year":null},{"parameter":"sed_flux","value":0.00138,"value_text":null,"unit":"Jy","err_plus":0.00012,"err_minus":0.00012,"band":":=4.5um","method":"II/305/catalog","source":"vizier","reference":"II/305/catalog","ref_year":null},{"parameter":"sed_flux","value":0.00138,"value_text":null,"unit":"Jy","err_plus":0.00012,"err_minus":0.00012,"band":"Spitzer/IRAC:4.5","method":"II/305/catalog","source":"vizier","reference":"II/305/catalog","ref_year":null},{"parameter":"sed_flux","value":0.00228,"value_text":null,"unit":"Jy","err_plus":0.00018,"err_minus":0.00018,"band":":=3.6um","method":"II/305/catalog","source":"vizier","reference":"II/305/catalog","ref_year":null},{"parameter":"sed_flux","value":0.00227,"value_text":null,"unit":"Jy","err_plus":0.00018,"err_minus":0.00018,"band":"Spitzer/IRAC:3.6","method":"II/305/catalog","source":"vizier","reference":"II/305/catalog","ref_year":null},{"parameter":"sed_flux","value":0.00573,"value_text":null,"unit":"Jy","err_plus":0.00036,"err_minus":0.00036,"band":":=2.17um","method":"II/305/catalog","source":"vizier","reference":"II/305/catalog","ref_year":null},{"parameter":"sed_flux","value":0.0058,"value_text":null,"unit":"Jy","err_plus":0.00037,"err_minus":0.00037,"band":"2MASS:Ks","method":"II/305/catalog","source":"vizier","reference":"II/305/catalog","ref_year":null},{"parameter":"sed_flux","value":0.00776,"value_text":null,"unit":"Jy","err_plus":0.00053,"err_minus":0.00053,"band":":=1.65um","method":"II/305/catalog","source":"vizier","reference":"II/305/catalog","ref_year":null},{"parameter":"sed_flux","value":0.00796,"value_text":null,"unit":"Jy","err_plus":0.00054,"err_minus":0.00054,"band":"2MASS:H","method":"II/305/catalog","source":"vizier","reference":"II/305/catalog","ref_year":null},{"parameter":"sed_flux","value":0.00753,"value_text":null,"unit":"Jy","err_plus":0.00069,"err_minus":0.00069,"band":":=1.250um","method":"II/305/catalog","source":"vizier","reference":"II/305/catalog","ref_year":null},{"parameter":"sed_flux","value":0.00744,"value_text":null,"unit":"Jy","err_plus":0.00068,"err_minus":0.00068,"band":"2MASS:J","method":"II/305/catalog","source":"vizier","reference":"II/305/catalog","ref_year":null},{"parameter":"sed_flux","value":0.0945,"value_text":null,"unit":"Jy","err_plus":0.0035,"err_minus":0.0035,"band":"SDSS:i'","method":"II/336/apass9","source":"vizier","reference":"II/336/apass9","ref_year":null},{"parameter":"sed_flux","value":0.0877,"value_text":null,"unit":"Jy","err_plus":0.0022,"err_minus":0.0022,"band":"SDSS:r'","method":"II/336/apass9","source":"vizier","reference":"II/336/apass9","ref_year":null},{"parameter":"sed_flux","value":0.0849,"value_text":null,"unit":"Jy","err_plus":0.0016,"err_minus":0.0016,"band":"Johnson:V","method":"II/336/apass9","source":"vizier","reference":"II/336/apass9","ref_year":null},{"parameter":"sed_flux","value":0.0814,"value_text":null,"unit":"Jy","err_plus":0.0031,"err_minus":0.0031,"band":"SDSS:g'","method":"II/336/apass9","source":"vizier","reference":"II/336/apass9","ref_year":null},{"parameter":"sed_flux","value":0.0831,"value_text":null,"unit":"Jy","err_plus":0.0025,"err_minus":0.0025,"band":"Johnson:B","method":"II/336/apass9","source":"vizier","reference":"II/336/apass9","ref_year":null},{"parameter":"sed_flux","value":0.161,"value_text":null,"unit":"Jy","err_plus":0.0,"err_minus":0.0,"band":"SkyMapper/SkyMapper:g","method":"II/358/smss","source":"vizier","reference":"II/358/smss","ref_year":null},{"parameter":"sed_flux","value":0.163,"value_text":null,"unit":"Jy","err_plus":0.003,"err_minus":0.003,"band":"SkyMapper/SkyMapper:v","method":"II/358/smss","source":"vizier","reference":"II/358/smss","ref_year":null},{"parameter":"sed_flux","value":0.0502,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"SkyMapper/SkyMapper:u","method":"II/358/smss","source":"vizier","reference":"II/358/smss","ref_year":null},{"parameter":"sed_flux","value":0.00396,"value_text":null,"unit":"Jy","err_plus":3e-05,"err_minus":3e-05,"band":"WISE:W2","method":"II/365/catwise","source":"vizier","reference":"II/365/catwise","ref_year":null},{"parameter":"sed_flux","value":0.00748,"value_text":null,"unit":"Jy","err_plus":4e-05,"err_minus":4e-05,"band":"WISE:W1","method":"II/365/catwise","source":"vizier","reference":"II/365/catwise","ref_year":null},{"parameter":"sed_flux","value":0.00828,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"VISTA:Ks","method":"II/375/vmc_dr6","source":"vizier","reference":"II/375/vmc_dr6","ref_year":null},{"parameter":"sed_flux","value":0.0082,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"VISTA:J","method":"II/375/vmc_dr6","source":"vizier","reference":"II/375/vmc_dr6","ref_year":null},{"parameter":"sed_flux","value":0.0258,"value_text":null,"unit":"Jy","err_plus":0.0,"err_minus":0.0,"band":"VISTA:Y","method":"II/375/vmc_dr6","source":"vizier","reference":"II/375/vmc_dr6","ref_year":null},{"parameter":"sed_flux","value":0.196,"value_text":null,"unit":"Jy","err_plus":0.003,"err_minus":0.003,"band":"SkyMapper/SkyMapper:i","method":"II/379/smssdr4","source":"vizier","reference":"II/379/smssdr4","ref_year":null},{"parameter":"sed_flux","value":0.269,"value_text":null,"unit":"Jy","err_plus":0.019,"err_minus":0.019,"band":"SkyMapper/SkyMapper:r","method":"II/379/smssdr4","source":"vizier","reference":"II/379/smssdr4","ref_year":null},{"parameter":"sed_flux","value":0.172,"value_text":null,"unit":"Jy","err_plus":0.005,"err_minus":0.005,"band":"SkyMapper/SkyMapper:v","method":"II/379/smssdr4","source":"vizier","reference":"II/379/smssdr4","ref_year":null},{"parameter":"sed_flux","value":0.281,"value_text":null,"unit":"Jy","err_plus":0.06,"err_minus":0.06,"band":"SkyMapper/SkyMapper:g","method":"II/379/smssdr4","source":"vizier","reference":"II/379/smssdr4","ref_year":null},{"parameter":"sed_flux","value":0.0495,"value_text":null,"unit":"Jy","err_plus":0.0006,"err_minus":0.0006,"band":"SkyMapper/SkyMapper:u","method":"II/379/smssdr4","source":"vizier","reference":"II/379/smssdr4","ref_year":null},{"parameter":"sed_flux","value":0.000549,"value_text":null,"unit":"Jy","err_plus":9e-06,"err_minus":9e-06,"band":"Gaia:G","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.00652,"value_text":null,"unit":"Jy","err_plus":0.00028,"err_minus":0.00028,"band":"Johnson:V","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.0058,"value_text":null,"unit":"Jy","err_plus":0.00037,"err_minus":0.00037,"band":"2MASS:Ks","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.00788,"value_text":null,"unit":"Jy","err_plus":0.00054,"err_minus":0.00054,"band":"Johnson:H","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.0076,"value_text":null,"unit":"Jy","err_plus":0.00069,"err_minus":0.00069,"band":"Johnson:J","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.0831,"value_text":null,"unit":"Jy","err_plus":0.0025,"err_minus":0.0025,"band":"Johnson:B","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.000948,"value_text":null,"unit":"Jy","err_plus":7e-06,"err_minus":7e-06,"band":"Gaia:G","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.00141,"value_text":null,"unit":"Jy","err_plus":6e-05,"err_minus":6e-05,"band":"Johnson:V","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.0154,"value_text":null,"unit":"Jy","err_plus":0.0009,"err_minus":0.0009,"band":"2MASS:Ks","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.0187,"value_text":null,"unit":"Jy","err_plus":0.0011,"err_minus":0.0011,"band":"Johnson:H","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.0179,"value_text":null,"unit":"Jy","err_plus":0.0012,"err_minus":0.0012,"band":"Johnson:J","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.0831,"value_text":null,"unit":"Jy","err_plus":0.0025,"err_minus":0.0025,"band":"Johnson:B","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":2.3,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:V","method":"V/131/main","source":"vizier","reference":"V/131/main","ref_year":null},{"parameter":"sed_flux","value":0.00407,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"VI/137/gum_lmc","source":"vizier","reference":"VI/137/gum_lmc","ref_year":null},{"parameter":"sed_flux","value":0.00415,"value_text":null,"unit":"Jy","err_plus":0.00061,"err_minus":0.00061,"band":"Johnson:K","method":"B/denis/denis","source":"vizier","reference":"B/denis/denis","ref_year":null},{"parameter":"sed_flux","value":0.00696,"value_text":null,"unit":"Jy","err_plus":0.00064,"err_minus":0.00064,"band":"Johnson:J","method":"B/denis/denis","source":"vizier","reference":"B/denis/denis","ref_year":null},{"parameter":"sed_flux","value":0.00584,"value_text":null,"unit":"Jy","err_plus":0.00027,"err_minus":0.00027,"band":"Cousins:I","method":"B/denis/denis","source":"vizier","reference":"B/denis/denis","ref_year":null},{"parameter":"sed_flux","value":0.00616,"value_text":null,"unit":"Jy","err_plus":0.00132,"err_minus":0.00132,"band":"Spitzer/MIPS:24","method":"J/ApJ/856/170/table4","source":"vizier","reference":"J/ApJ/856/170/table4","ref_year":null},{"parameter":"sed_flux","value":0.042,"value_text":null,"unit":"Jy","err_plus":0.0012,"err_minus":0.0012,"band":"Spitzer/IRAC:8.0","method":"J/ApJ/856/170/table4","source":"vizier","reference":"J/ApJ/856/170/table4","ref_year":null},{"parameter":"sed_flux","value":0.0739,"value_text":null,"unit":"Jy","err_plus":0.0014,"err_minus":0.0014,"band":"Spitzer/IRAC:5.8","method":"J/ApJ/856/170/table4","source":"vizier","reference":"J/ApJ/856/170/table4","ref_year":null},{"parameter":"sed_flux","value":0.0909,"value_text":null,"unit":"Jy","err_plus":0.0017,"err_minus":0.0017,"band":"Spitzer/IRAC:4.5","method":"J/ApJ/856/170/table4","source":"vizier","reference":"J/ApJ/856/170/table4","ref_year":null},{"parameter":"sed_flux","value":0.16,"value_text":null,"unit":"Jy","err_plus":0.003,"err_minus":0.003,"band":"Spitzer/IRAC:3.6","method":"J/ApJ/856/170/table4","source":"vizier","reference":"J/ApJ/856/170/table4","ref_year":null},{"parameter":"sed_flux","value":0.000715,"value_text":null,"unit":"Jy","err_plus":9e-06,"err_minus":9e-06,"band":"Gaia:G","method":"J/ApJ/867/105/refcat2","source":"vizier","reference":"J/ApJ/867/105/refcat2","ref_year":null},{"parameter":"sed_flux","value":0.00796,"value_text":null,"unit":"Jy","err_plus":0.00054,"err_minus":0.00054,"band":"2MASS:H","method":"J/ApJ/867/105/refcat2","source":"vizier","reference":"J/ApJ/867/105/refcat2","ref_year":null},{"parameter":"sed_flux","value":0.00744,"value_text":null,"unit":"Jy","err_plus":0.00067,"err_minus":0.00067,"band":"2MASS:J","method":"J/ApJ/867/105/refcat2","source":"vizier","reference":"J/ApJ/867/105/refcat2","ref_year":null},{"parameter":"sed_flux","value":0.00117,"value_text":null,"unit":"Jy","err_plus":0.0,"err_minus":0.0,"band":"SDSS:i","method":"J/ApJS/279/20/cosmicl","source":"vizier","reference":"J/ApJS/279/20/cosmicl","ref_year":null},{"parameter":"sed_flux","value":0.00243,"value_text":null,"unit":"Jy","err_plus":0.0,"err_minus":0.0,"band":"SDSS:g","method":"J/ApJS/279/20/cosmicl","source":"vizier","reference":"J/ApJS/279/20/cosmicl","ref_year":null},{"parameter":"sed_flux","value":0.00326,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"J/A+A/616/A12/tabled3","source":"vizier","reference":"J/A+A/616/A12/tabled3","ref_year":null},{"parameter":"sed_flux","value":0.0101,"value_text":null,"unit":"Jy","err_plus":0.0018,"err_minus":0.0018,"band":"Johnson:V","method":"J/AJ/128/1606/lmcps","source":"vizier","reference":"J/AJ/128/1606/lmcps","ref_year":null},{"parameter":"sed_flux","value":0.00702,"value_text":null,"unit":"Jy","err_plus":0.00122,"err_minus":0.00122,"band":"Johnson:B","method":"J/AJ/128/1606/lmcps","source":"vizier","reference":"J/AJ/128/1606/lmcps","ref_year":null},{"parameter":"sed_flux","value":0.00391,"value_text":null,"unit":"Jy","err_plus":0.00065,"err_minus":0.00065,"band":"Johnson:U","method":"J/AJ/128/1606/lmcps","source":"vizier","reference":"J/AJ/128/1606/lmcps","ref_year":null},{"parameter":"sed_flux","value":0.0115,"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}],"orbit":null,"exoplanet":null,"sources":[{"source":"simbad","url":"https://simbad.cds.unistra.fr/simbad/sim-basic?Ident=NGC 2157","fetched_at":"2026-09-16T01:32:38.206819+00:00"},{"source":"vizier","url":"https://vizier.cds.unistra.fr/viz-bin/VizieR-4?-c=89.397625%20-69.196853&-c.rs=5","fetched_at":"2026-09-16T01:32:45.363963+00:00"}]}