{"id":1682544,"slug":"ngc-2687","name":"NGC 2687","domain":"deep-sky","class":"galaxy","otype":"G","otype_label":"Galaxy","ra":133.77097054371,"dec":49.15648951146001,"coo_err_mas":13.7833,"coo_bibcode":"2020yCat.1350....0G","plx_mas":null,"pmra":null,"pmdec":null,"rv_kms":null,"redshift":null,"dist_pc":null,"vmag":null,"bmag":17.0,"gmag":21.297672,"jmag":null,"kmag":null,"sp_type":null,"morph_type":null,"size_maj":0.23,"size_min":0.11,"size_angle":null,"nbref":6,"simbad_oid":510389,"gaia_dr3":1014363355674045696,"jpl_spkid":null,"ned_name":"WISEA J085504.12+490926.5","exo_name":null,"host_object_id":null,"depth":1,"deep_at":"2026-08-23T16:42:09.616530+00:00","views":9,"first_seen":"2026-08-14T16:50:07.010051+00:00","updated_at":"2026-08-14T16:50:07.010051+00:00","identifiers":["Gaia DR3 1014363355674045696","LEDA 25031","MCG+08-16-038","NGC 2687","NGC 2687A","SDSS J085505.01+490923.4","SDSS J085505.03+490923.3"],"measurements":[{"parameter":"magnitude","value":21.296207,"value_text":null,"unit":"mag","err_plus":null,"err_minus":null,"band":"G","method":"Gaia DR3","source":"gaia-dr3","reference":"2023A&A...674A...1G","ref_year":2023},{"parameter":"magnitude","value":21.297672,"value_text":null,"unit":"mag","err_plus":0.023427,"err_minus":0.023427,"band":"G","method":"V","source":"simbad","reference":"2020yCat.1350....0G","ref_year":2020},{"parameter":"magnitude","value":16.79,"value_text":null,"unit":"mag","err_plus":0.005,"err_minus":0.005,"band":"g","method":"A","source":"simbad","reference":"2012ApJS..203...21A","ref_year":2012},{"parameter":"magnitude","value":15.982,"value_text":null,"unit":"mag","err_plus":0.004,"err_minus":0.004,"band":"r","method":"A","source":"simbad","reference":"2012ApJS..203...21A","ref_year":2012},{"parameter":"magnitude","value":15.333,"value_text":null,"unit":"mag","err_plus":0.007,"err_minus":0.007,"band":"z","method":"A","source":"simbad","reference":"2012ApJS..203...21A","ref_year":2012},{"parameter":"magnitude","value":15.492,"value_text":null,"unit":"mag","err_plus":0.003,"err_minus":0.003,"band":"i","method":"A","source":"simbad","reference":"2012ApJS..203...21A","ref_year":2012},{"parameter":"magnitude","value":18.747,"value_text":null,"unit":"mag","err_plus":0.033,"err_minus":0.033,"band":"u","method":"A","source":"simbad","reference":"2012ApJS..203...21A","ref_year":2012},{"parameter":"magnitude","value":17.0,"value_text":null,"unit":"mag","err_plus":null,"err_minus":null,"band":"B","method":null,"source":"simbad","reference":null,"ref_year":null},{"parameter":"sed_flux","value":0.00154,"value_text":null,"unit":"Jy","err_plus":0.00017,"err_minus":0.00017,"band":"2MASS:J","method":"I/317/sample","source":"vizier","reference":"I/317/sample","ref_year":null},{"parameter":"sed_flux","value":0.00181,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:Ks","method":"I/331/apop","source":"vizier","reference":"I/331/apop","ref_year":null},{"parameter":"sed_flux","value":0.00199,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:H","method":"I/331/apop","source":"vizier","reference":"I/331/apop","ref_year":null},{"parameter":"sed_flux","value":0.00154,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:J","method":"I/331/apop","source":"vizier","reference":"I/331/apop","ref_year":null},{"parameter":"sed_flux","value":0.000639,"value_text":null,"unit":"Jy","err_plus":1.2e-05,"err_minus":1.2e-05,"band":"GAIA/GAIA3:Grp","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":9.77e-06,"value_text":null,"unit":"Jy","err_plus":2.1e-07,"err_minus":2.1e-07,"band":"GAIA/GAIA3:G","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":0.000217,"value_text":null,"unit":"Jy","err_plus":5e-06,"err_minus":5e-06,"band":"GAIA/GAIA3:Gbp","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":0.00181,"value_text":null,"unit":"Jy","err_plus":0.00018,"err_minus":0.00018,"band":"2MASS:Ks","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.00199,"value_text":null,"unit":"Jy","err_plus":0.00021,"err_minus":0.00021,"band":"2MASS:H","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.00154,"value_text":null,"unit":"Jy","err_plus":0.00017,"err_minus":0.00017,"band":"2MASS:J","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.000515,"value_text":null,"unit":"Jy","err_plus":1.4e-05,"err_minus":1.4e-05,"band":"SDSS:z","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.00043,"value_text":null,"unit":"Jy","err_plus":1.6e-05,"err_minus":1.6e-05,"band":"SDSS:i","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.00043,"value_text":null,"unit":"Jy","err_plus":1.6e-05,"err_minus":1.6e-05,"band":"SDSS:r","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.000149,"value_text":null,"unit":"Jy","err_plus":8e-06,"err_minus":8e-06,"band":"SDSS:g","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.000116,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"SDSS:u","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.000639,"value_text":null,"unit":"Jy","err_plus":1.2e-05,"err_minus":1.2e-05,"band":"GAIA/GAIA3:Grp","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":9.78e-06,"value_text":null,"unit":"Jy","err_plus":2.1e-07,"err_minus":2.1e-07,"band":"GAIA/GAIA3:G","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":0.000217,"value_text":null,"unit":"Jy","err_plus":5e-06,"err_minus":5e-06,"band":"GAIA/GAIA3:Gbp","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":0.00308,"value_text":null,"unit":"Jy","err_plus":0.00017,"err_minus":0.00017,"band":"Johnson:K","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":0.00318,"value_text":null,"unit":"Jy","err_plus":0.00026,"err_minus":0.00026,"band":"Johnson:H","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":0.00256,"value_text":null,"unit":"Jy","err_plus":0.00012,"err_minus":0.00012,"band":"Johnson:J","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":0.000544,"value_text":null,"unit":"Jy","err_plus":8e-06,"err_minus":8e-06,"band":"PAN-STARRS/PS1:y","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.000515,"value_text":null,"unit":"Jy","err_plus":1.4e-05,"err_minus":1.4e-05,"band":"PAN-STARRS/PS1:z","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.000429,"value_text":null,"unit":"Jy","err_plus":1.6e-05,"err_minus":1.6e-05,"band":"PAN-STARRS/PS1:i","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.000428,"value_text":null,"unit":"Jy","err_plus":1.6e-05,"err_minus":1.6e-05,"band":"PAN-STARRS/PS1:r","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.000149,"value_text":null,"unit":"Jy","err_plus":8e-06,"err_minus":8e-06,"band":"PAN-STARRS/PS1:g","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.000544,"value_text":null,"unit":"Jy","err_plus":9e-06,"err_minus":9e-06,"band":"PAN-STARRS/PS1:y","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":0.000515,"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":0.000429,"value_text":null,"unit":"Jy","err_plus":1.5e-05,"err_minus":1.5e-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":0.000428,"value_text":null,"unit":"Jy","err_plus":1.6e-05,"err_minus":1.6e-05,"band":"PAN-STARRS/PS1:r","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":0.000149,"value_text":null,"unit":"Jy","err_plus":8e-06,"err_minus":8e-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":0.00181,"value_text":null,"unit":"Jy","err_plus":0.00018,"err_minus":0.00018,"band":"2MASS:Ks","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.00197,"value_text":null,"unit":"Jy","err_plus":0.0002,"err_minus":0.0002,"band":"Johnson:H","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.00157,"value_text":null,"unit":"Jy","err_plus":0.00018,"err_minus":0.00018,"band":"Johnson:J","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.00981,"value_text":null,"unit":"Jy","err_plus":0.00116,"err_minus":0.00116,"band":"Johnson:B","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.00181,"value_text":null,"unit":"Jy","err_plus":0.00018,"err_minus":0.00018,"band":"2MASS:Ks","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.00197,"value_text":null,"unit":"Jy","err_plus":0.0002,"err_minus":0.0002,"band":"Johnson:H","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.00157,"value_text":null,"unit":"Jy","err_plus":0.00018,"err_minus":0.00018,"band":"Johnson:J","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.00981,"value_text":null,"unit":"Jy","err_plus":0.00116,"err_minus":0.00116,"band":"Johnson:B","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.00299,"value_text":null,"unit":"Jy","err_plus":2e-05,"err_minus":2e-05,"band":"SDSS:z","method":"V/154/sdss16","source":"vizier","reference":"V/154/sdss16","ref_year":null},{"parameter":"sed_flux","value":0.00135,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"SDSS:i","method":"V/154/sdss16","source":"vizier","reference":"V/154/sdss16","ref_year":null},{"parameter":"sed_flux","value":0.00137,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"SDSS:r","method":"V/154/sdss16","source":"vizier","reference":"V/154/sdss16","ref_year":null},{"parameter":"sed_flux","value":0.000566,"value_text":null,"unit":"Jy","err_plus":3e-06,"err_minus":3e-06,"band":"SDSS:g","method":"V/154/sdss16","source":"vizier","reference":"V/154/sdss16","ref_year":null},{"parameter":"sed_flux","value":8.51e-05,"value_text":null,"unit":"Jy","err_plus":3.7e-06,"err_minus":3.7e-06,"band":"SDSS:u","method":"V/154/sdss16","source":"vizier","reference":"V/154/sdss16","ref_year":null},{"parameter":"sed_flux","value":0.00199,"value_text":null,"unit":"Jy","err_plus":0.00021,"err_minus":0.00021,"band":"2MASS:H","method":"J/ApJ/867/105/refcat2","source":"vizier","reference":"J/ApJ/867/105/refcat2","ref_year":null},{"parameter":"sed_flux","value":0.00154,"value_text":null,"unit":"Jy","err_plus":0.00017,"err_minus":0.00017,"band":"2MASS:J","method":"J/ApJ/867/105/refcat2","source":"vizier","reference":"J/ApJ/867/105/refcat2","ref_year":null},{"parameter":"sed_flux","value":4.61e-05,"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":0.00014,"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":9.14e-06,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"J/A+A/706/A284/regalade","source":"vizier","reference":"J/A+A/706/A284/regalade","ref_year":null},{"parameter":"sed_flux","value":0.00199,"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":0.00154,"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":0.00665,"value_text":null,"unit":"Jy","err_plus":0.00264,"err_minus":0.00264,"band":"POSS-II:i","method":"I/305/out","source":"vizier","reference":"I/305/out","ref_year":null},{"parameter":"sed_flux","value":0.00848,"value_text":null,"unit":"Jy","err_plus":0.00336,"err_minus":0.00336,"band":"POSS-II:F","method":"I/305/out","source":"vizier","reference":"I/305/out","ref_year":null},{"parameter":"sed_flux","value":0.00152,"value_text":null,"unit":"Jy","err_plus":0.0006,"err_minus":0.0006,"band":"Johnson:B","method":"I/305/out","source":"vizier","reference":"I/305/out","ref_year":null},{"parameter":"sed_flux","value":0.00182,"value_text":null,"unit":"Jy","err_plus":0.00018,"err_minus":0.00018,"band":"2MASS:Ks","method":"I/317/sample","source":"vizier","reference":"I/317/sample","ref_year":null},{"parameter":"sed_flux","value":0.00199,"value_text":null,"unit":"Jy","err_plus":0.00021,"err_minus":0.00021,"band":"2MASS:H","method":"I/317/sample","source":"vizier","reference":"I/317/sample","ref_year":null}],"orbit":null,"exoplanet":null,"sources":[{"source":"gaia-dr3","url":"https://vizier.cds.unistra.fr/viz-bin/VizieR-S?Gaia%20DR3%201014363355674045696","fetched_at":"2026-08-23T16:41:55.318684+00:00"},{"source":"ned","url":"https://ned.ipac.caltech.edu/byname?objname=WISEA J085504.12+490926.5","fetched_at":"2026-08-23T16:41:56.643640+00:00"},{"source":"simbad","url":"https://simbad.cds.unistra.fr/simbad/sim-basic?Ident=NGC 2687","fetched_at":"2026-08-23T16:40:52.322267+00:00"},{"source":"vizier","url":"https://vizier.cds.unistra.fr/viz-bin/VizieR-4?-c=133.770971%20+49.156490&-c.rs=5","fetched_at":"2026-08-23T16:42:09.614501+00:00"}]}