{"id":1608683,"slug":"iras-20307-4015","name":"IRAS 20307+4015","domain":"deep-sky","class":"star","otype":"*","otype_label":"Star","ra":308.15052514867,"dec":40.42168438436,"coo_err_mas":0.0152,"coo_bibcode":"2020yCat.1350....0G","plx_mas":1.0454,"pmra":-1.853,"pmdec":-3.948,"rv_kms":null,"redshift":null,"dist_pc":null,"vmag":null,"bmag":null,"gmag":14.632731,"jmag":10.924,"kmag":9.688,"sp_type":null,"morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":5,"simbad_oid":52428,"gaia_dr3":2064721556649196032,"jpl_spkid":null,"ned_name":null,"exo_name":null,"host_object_id":null,"depth":1,"deep_at":"2026-09-10T05:52:01.263166+00:00","views":9,"first_seen":"2026-08-14T16:49:53.050273+00:00","updated_at":"2026-08-14T16:49:53.050273+00:00","identifiers":["2MASS J20323612+4025180","Gaia DR2 2064721556649196032","Gaia DR3 2064721556649196032","IRAS 20307+4015","TIC 17131854","WISEA J203236.11+402518.2","WISE J203236.11+402518.3"],"measurements":[{"parameter":"distance","value":956.572,"value_text":null,"unit":"pc","err_plus":18.1176,"err_minus":-18.1176,"band":null,"method":"paral","source":"simbad","reference":"2020yCat.1350....0G","ref_year":2020},{"parameter":"distance","value":920.048,"value_text":null,"unit":"pc","err_plus":46.8954,"err_minus":-46.8954,"band":null,"method":"paral","source":"simbad","reference":"2018yCat.1345....0G","ref_year":2018},{"parameter":"magnitude","value":14.6327305,"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":14.632731,"value_text":null,"unit":"mag","err_plus":0.002813,"err_minus":0.002813,"band":"G","method":"V","source":"simbad","reference":"2020yCat.1350....0G","ref_year":2020},{"parameter":"magnitude","value":9.688,"value_text":null,"unit":"mag","err_plus":0.016,"err_minus":0.016,"band":"K","method":"V","source":"simbad","reference":"2003yCat.2246....0C","ref_year":2003},{"parameter":"magnitude","value":10.924,"value_text":null,"unit":"mag","err_plus":0.021,"err_minus":0.021,"band":"J","method":"V","source":"simbad","reference":"2003yCat.2246....0C","ref_year":2003},{"parameter":"magnitude","value":10.107,"value_text":null,"unit":"mag","err_plus":0.018,"err_minus":0.018,"band":"H","method":"V","source":"simbad","reference":"2003yCat.2246....0C","ref_year":2003},{"parameter":"parallax","value":1.04537521691609,"value_text":null,"unit":"mas","err_plus":0.01977774,"err_minus":0.01977774,"band":null,"method":"Gaia DR3","source":"gaia-dr3","reference":"2023A&A...674A...1G","ref_year":2023},{"parameter":"parallax","value":1.0454,"value_text":null,"unit":"mas","err_plus":0.0198,"err_minus":0.0198,"band":null,"method":null,"source":"simbad","reference":"2020yCat.1350....0G","ref_year":2020},{"parameter":"parallax","value":1.0869,"value_text":null,"unit":"mas","err_plus":0.0554,"err_minus":0.0554,"band":null,"method":null,"source":"simbad","reference":"2018yCat.1345....0G","ref_year":2018},{"parameter":"pm_dec","value":-3.948089653794388,"value_text":null,"unit":"mas/yr","err_plus":0.026736436,"err_minus":0.026736436,"band":null,"method":"Gaia DR3","source":"gaia-dr3","reference":"2023A&A...674A...1G","ref_year":2023},{"parameter":"pm_dec","value":-3.948,"value_text":null,"unit":"mas/yr","err_plus":0.027,"err_minus":0.027,"band":null,"method":"ICRS","source":"simbad","reference":"2020yCat.1350....0G","ref_year":2020},{"parameter":"pm_dec","value":-3.946,"value_text":null,"unit":"mas/yr","err_plus":0.1,"err_minus":0.1,"band":null,"method":"ICRS","source":"simbad","reference":"2018yCat.1345....0G","ref_year":2018},{"parameter":"pm_ra","value":-1.8533415372097408,"value_text":null,"unit":"mas/yr","err_plus":0.020195497,"err_minus":0.020195497,"band":null,"method":"Gaia DR3","source":"gaia-dr3","reference":"2023A&A...674A...1G","ref_year":2023},{"parameter":"pm_ra","value":-1.853,"value_text":null,"unit":"mas/yr","err_plus":0.02,"err_minus":0.02,"band":null,"method":"ICRS","source":"simbad","reference":"2020yCat.1350....0G","ref_year":2020},{"parameter":"pm_ra","value":-1.789,"value_text":null,"unit":"mas/yr","err_plus":0.089,"err_minus":0.089,"band":null,"method":"ICRS","source":"simbad","reference":"2018yCat.1345....0G","ref_year":2018},{"parameter":"ruwe","value":1.1154397,"value_text":null,"unit":null,"err_plus":null,"err_minus":null,"band":null,"method":"Gaia DR3","source":"gaia-dr3","reference":"2023A&A...674A...1G","ref_year":2023},{"parameter":"sed_flux","value":0.0951,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:H","method":"I/327/cmc15","source":"vizier","reference":"I/327/cmc15","ref_year":null},{"parameter":"sed_flux","value":0.0673,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:J","method":"I/327/cmc15","source":"vizier","reference":"I/327/cmc15","ref_year":null},{"parameter":"sed_flux","value":0.00516,"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":0.0951,"value_text":null,"unit":"Jy","err_plus":0.0016,"err_minus":0.0016,"band":"2MASS:H","method":"I/339/hsoy","source":"vizier","reference":"I/339/hsoy","ref_year":null},{"parameter":"sed_flux","value":0.0673,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"2MASS:J","method":"I/339/hsoy","source":"vizier","reference":"I/339/hsoy","ref_year":null},{"parameter":"sed_flux","value":0.00516,"value_text":null,"unit":"Jy","err_plus":0.0,"err_minus":0.0,"band":"Gaia:G","method":"I/339/hsoy","source":"vizier","reference":"I/339/hsoy","ref_year":null},{"parameter":"sed_flux","value":0.0951,"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":0.0673,"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":0.00516,"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":0.012,"value_text":null,"unit":"Jy","err_plus":0.0,"err_minus":0.0,"band":"GAIA/GAIA2:Grp","method":"I/345/gaia2","source":"vizier","reference":"I/345/gaia2","ref_year":null},{"parameter":"sed_flux","value":0.0045,"value_text":null,"unit":"Jy","err_plus":0.0,"err_minus":0.0,"band":"GAIA/GAIA2:G","method":"I/345/gaia2","source":"vizier","reference":"I/345/gaia2","ref_year":null},{"parameter":"sed_flux","value":0.000868,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"GAIA/GAIA2:Gbp","method":"I/345/gaia2","source":"vizier","reference":"I/345/gaia2","ref_year":null},{"parameter":"sed_flux","value":0.0118,"value_text":null,"unit":"Jy","err_plus":0.0,"err_minus":0.0,"band":"GAIA/GAIA3:Grp","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":0.00453,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"GAIA/GAIA3:G","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":0.000882,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"GAIA/GAIA3:Gbp","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":0.635,"value_text":null,"unit":"Jy","err_plus":0.018,"err_minus":0.018,"band":"WISE:W4","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.0179,"value_text":null,"unit":"Jy","err_plus":0.0022,"err_minus":0.0022,"band":"WISE:W3","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.0404,"value_text":null,"unit":"Jy","err_plus":0.0008,"err_minus":0.0008,"band":"WISE:W2","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.055,"value_text":null,"unit":"Jy","err_plus":0.0012,"err_minus":0.0012,"band":"WISE:W1","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.09,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"2MASS:Ks","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.0951,"value_text":null,"unit":"Jy","err_plus":0.0016,"err_minus":0.0016,"band":"2MASS:H","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.0673,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"2MASS:J","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.00913,"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},{"parameter":"sed_flux","value":0.000741,"value_text":null,"unit":"Jy","err_plus":3e-06,"err_minus":3e-06,"band":"Gaia:G","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.00258,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"SDSS:r","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.000418,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"SDSS:g","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":3.05e-05,"value_text":null,"unit":"Jy","err_plus":1.4e-06,"err_minus":1.4e-06,"band":"SDSS:u","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.0118,"value_text":null,"unit":"Jy","err_plus":0.0,"err_minus":0.0,"band":"GAIA/GAIA3:Grp","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":0.00453,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"GAIA/GAIA3:G","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":0.000882,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"GAIA/GAIA3:Gbp","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":0.013,"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":0.0238,"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":0.0038,"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":0.00251,"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":0.00106,"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":0.000322,"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":0.000164,"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":0.0863,"value_text":null,"unit":"Jy","err_plus":0.0005,"err_minus":0.0005,"band":"Johnson:K","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":0.0949,"value_text":null,"unit":"Jy","err_plus":0.0008,"err_minus":0.0008,"band":"Johnson:H","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":0.0691,"value_text":null,"unit":"Jy","err_plus":0.001,"err_minus":0.001,"band":"Johnson:J","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":0.66,"value_text":null,"unit":"Jy","err_plus":0.018,"err_minus":0.018,"band":"WISE:W4","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.0182,"value_text":null,"unit":"Jy","err_plus":0.0021,"err_minus":0.0021,"band":"WISE:W3","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.0415,"value_text":null,"unit":"Jy","err_plus":0.0008,"err_minus":0.0008,"band":"WISE:W2","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.0556,"value_text":null,"unit":"Jy","err_plus":0.0012,"err_minus":0.0012,"band":"WISE:W1","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.0899,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"2MASS:Ks","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.0951,"value_text":null,"unit":"Jy","err_plus":0.0016,"err_minus":0.0016,"band":"2MASS:H","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.0673,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"2MASS:J","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.000186,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"UKIDSS:J","method":"II/316/gps6","source":"vizier","reference":"II/316/gps6","ref_year":null},{"parameter":"sed_flux","value":4.98e-05,"value_text":null,"unit":"Jy","err_plus":9e-06,"err_minus":9e-06,"band":"UKIDSS:K","method":"II/316/gps6","source":"vizier","reference":"II/316/gps6","ref_year":null},{"parameter":"sed_flux","value":0.0381,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"UKIDSS:H","method":"II/316/gps6","source":"vizier","reference":"II/316/gps6","ref_year":null},{"parameter":"sed_flux","value":0.0102,"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":0.00358,"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":0.00264,"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":0.635,"value_text":null,"unit":"Jy","err_plus":0.018,"err_minus":0.018,"band":"WISE:W4","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.0179,"value_text":null,"unit":"Jy","err_plus":0.0022,"err_minus":0.0022,"band":"WISE:W3","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.0404,"value_text":null,"unit":"Jy","err_plus":0.0008,"err_minus":0.0008,"band":"WISE:W2","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.055,"value_text":null,"unit":"Jy","err_plus":0.0012,"err_minus":0.0012,"band":"WISE:W1","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.0899,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"2MASS:Ks","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.0951,"value_text":null,"unit":"Jy","err_plus":0.0016,"err_minus":0.0016,"band":"2MASS:H","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.0673,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"2MASS:J","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.00843,"value_text":null,"unit":"Jy","err_plus":0.00042,"err_minus":0.00042,"band":"SDSS:i'","method":"II/336/apass9","source":"vizier","reference":"II/336/apass9","ref_year":null},{"parameter":"sed_flux","value":0.00244,"value_text":null,"unit":"Jy","err_plus":7e-05,"err_minus":7e-05,"band":"SDSS:r'","method":"II/336/apass9","source":"vizier","reference":"II/336/apass9","ref_year":null},{"parameter":"sed_flux","value":0.000333,"value_text":null,"unit":"Jy","err_plus":3.6e-05,"err_minus":3.6e-05,"band":"SDSS:g'","method":"II/336/apass9","source":"vizier","reference":"II/336/apass9","ref_year":null},{"parameter":"sed_flux","value":0.0318,"value_text":null,"unit":"Jy","err_plus":0.0,"err_minus":0.0,"band":"PAN-STARRS/PS1:y","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.0232,"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":0.0091,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"PAN-STARRS/PS1:i","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.00257,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"PAN-STARRS/PS1:r","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.000417,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"PAN-STARRS/PS1:g","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.0376,"value_text":null,"unit":"Jy","err_plus":0.0003,"err_minus":0.0003,"band":"WISE:W2","method":"II/365/catwise","source":"vizier","reference":"II/365/catwise","ref_year":null},{"parameter":"sed_flux","value":0.0705,"value_text":null,"unit":"Jy","err_plus":0.0005,"err_minus":0.0005,"band":"WISE:W1","method":"II/365/catwise","source":"vizier","reference":"II/365/catwise","ref_year":null},{"parameter":"sed_flux","value":0.0318,"value_text":null,"unit":"Jy","err_plus":0.0001,"err_minus":0.0001,"band":"PAN-STARRS/PS1:y","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":0.0232,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"PAN-STARRS/PS1:z","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":0.0091,"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":0.00257,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-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":0.000417,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-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":0.00412,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"IV/35/wn18_b10","source":"vizier","reference":"IV/35/wn18_b10","ref_year":null},{"parameter":"sed_flux","value":0.00412,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"IV/36/giphasl","source":"vizier","reference":"IV/36/giphasl","ref_year":null},{"parameter":"sed_flux","value":0.635,"value_text":null,"unit":"Jy","err_plus":0.018,"err_minus":0.018,"band":"WISE:W4","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.0179,"value_text":null,"unit":"Jy","err_plus":0.0022,"err_minus":0.0022,"band":"WISE:W3","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.0404,"value_text":null,"unit":"Jy","err_plus":0.0008,"err_minus":0.0008,"band":"WISE:W2","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.055,"value_text":null,"unit":"Jy","err_plus":0.0012,"err_minus":0.0012,"band":"WISE:W1","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.09,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"2MASS:Ks","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.0942,"value_text":null,"unit":"Jy","err_plus":0.0016,"err_minus":0.0016,"band":"Johnson:H","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.0687,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"Johnson:J","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.00412,"value_text":null,"unit":"Jy","err_plus":0.0,"err_minus":0.0,"band":"Gaia:G","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.0011,"value_text":null,"unit":"Jy","err_plus":0.00021,"err_minus":0.00021,"band":"Johnson:V","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.000184,"value_text":null,"unit":"Jy","err_plus":2.7e-05,"err_minus":2.7e-05,"band":"Johnson:B","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.635,"value_text":null,"unit":"Jy","err_plus":0.018,"err_minus":0.018,"band":"WISE:W4","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":0.0022,"err_minus":0.0022,"band":"WISE:W3","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.0404,"value_text":null,"unit":"Jy","err_plus":0.0008,"err_minus":0.0008,"band":"WISE:W2","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.055,"value_text":null,"unit":"Jy","err_plus":0.0012,"err_minus":0.0012,"band":"WISE:W1","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.09,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"2MASS:Ks","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.0942,"value_text":null,"unit":"Jy","err_plus":0.0016,"err_minus":0.0016,"band":"Johnson:H","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.0687,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"Johnson:J","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.00412,"value_text":null,"unit":"Jy","err_plus":0.0,"err_minus":0.0,"band":"Gaia:G","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.0011,"value_text":null,"unit":"Jy","err_plus":0.00021,"err_minus":0.00021,"band":"Johnson:V","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.000184,"value_text":null,"unit":"Jy","err_plus":2.7e-05,"err_minus":2.7e-05,"band":"Johnson:B","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.0227,"value_text":null,"unit":"Jy","err_plus":0.0001,"err_minus":0.0001,"band":"SDSS:z","method":"V/154/sdss16","source":"vizier","reference":"V/154/sdss16","ref_year":null},{"parameter":"sed_flux","value":0.0055,"value_text":null,"unit":"Jy","err_plus":6e-05,"err_minus":6e-05,"band":"SDSS:i","method":"V/154/sdss16","source":"vizier","reference":"V/154/sdss16","ref_year":null},{"parameter":"sed_flux","value":0.00258,"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":0.000317,"value_text":null,"unit":"Jy","err_plus":1e-06,"err_minus":1e-06,"band":"SDSS:g","method":"V/154/sdss16","source":"vizier","reference":"V/154/sdss16","ref_year":null},{"parameter":"sed_flux","value":2.87e-05,"value_text":null,"unit":"Jy","err_plus":1.4e-06,"err_minus":1.4e-06,"band":"SDSS:u","method":"V/154/sdss16","source":"vizier","reference":"V/154/sdss16","ref_year":null},{"parameter":"sed_flux","value":0.0951,"value_text":null,"unit":"Jy","err_plus":0.0014,"err_minus":0.0014,"band":"2MASS:H","method":"J/ApJ/867/105/refcat2","source":"vizier","reference":"J/ApJ/867/105/refcat2","ref_year":null},{"parameter":"sed_flux","value":0.0673,"value_text":null,"unit":"Jy","err_plus":0.0011,"err_minus":0.0011,"band":"2MASS:J","method":"J/ApJ/867/105/refcat2","source":"vizier","reference":"J/ApJ/867/105/refcat2","ref_year":null},{"parameter":"sed_flux","value":0.0139,"value_text":null,"unit":"Jy","err_plus":0.0,"err_minus":0.0,"band":"Gaia:G","method":"J/ApJ/867/105/refcat2","source":"vizier","reference":"J/ApJ/867/105/refcat2","ref_year":null},{"parameter":"sed_flux","value":0.00423,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"J/ApJ/954/134/table1","source":"vizier","reference":"J/ApJ/954/134/table1","ref_year":null},{"parameter":"sed_flux","value":0.00423,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"J/ApJS/262/7/members","source":"vizier","reference":"J/ApJS/262/7/members","ref_year":null},{"parameter":"sed_flux","value":0.635,"value_text":null,"unit":"Jy","err_plus":0.018,"err_minus":0.018,"band":"WISE:W4","method":"J/A+A/638/A21/sample","source":"vizier","reference":"J/A+A/638/A21/sample","ref_year":null},{"parameter":"sed_flux","value":0.0179,"value_text":null,"unit":"Jy","err_plus":0.0022,"err_minus":0.0022,"band":"WISE:W3","method":"J/A+A/638/A21/sample","source":"vizier","reference":"J/A+A/638/A21/sample","ref_year":null},{"parameter":"sed_flux","value":0.0404,"value_text":null,"unit":"Jy","err_plus":0.0008,"err_minus":0.0008,"band":"WISE:W2","method":"J/A+A/638/A21/sample","source":"vizier","reference":"J/A+A/638/A21/sample","ref_year":null},{"parameter":"sed_flux","value":0.055,"value_text":null,"unit":"Jy","err_plus":0.0012,"err_minus":0.0012,"band":"WISE:W1","method":"J/A+A/638/A21/sample","source":"vizier","reference":"J/A+A/638/A21/sample","ref_year":null},{"parameter":"sed_flux","value":0.09,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"2MASS:Ks","method":"J/A+A/638/A21/sample","source":"vizier","reference":"J/A+A/638/A21/sample","ref_year":null},{"parameter":"sed_flux","value":0.0951,"value_text":null,"unit":"Jy","err_plus":0.0016,"err_minus":0.0016,"band":"2MASS:H","method":"J/A+A/638/A21/sample","source":"vizier","reference":"J/A+A/638/A21/sample","ref_year":null},{"parameter":"sed_flux","value":0.0673,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"2MASS:J","method":"J/A+A/638/A21/sample","source":"vizier","reference":"J/A+A/638/A21/sample","ref_year":null},{"parameter":"sed_flux","value":0.012,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"GAIA/GAIA2:Grp","method":"J/A+A/638/A21/sample","source":"vizier","reference":"J/A+A/638/A21/sample","ref_year":null},{"parameter":"sed_flux","value":0.00412,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"J/A+A/638/A21/sample","source":"vizier","reference":"J/A+A/638/A21/sample","ref_year":null},{"parameter":"sed_flux","value":0.000868,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"GAIA/GAIA2:Gbp","method":"J/A+A/638/A21/sample","source":"vizier","reference":"J/A+A/638/A21/sample","ref_year":null},{"parameter":"sed_flux","value":0.00423,"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":0.00423,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"J/A+A/711/A67/table2","source":"vizier","reference":"J/A+A/711/A67/table2","ref_year":null},{"parameter":"sed_flux","value":0.00423,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"J/A+A/711/A215/tableb2","source":"vizier","reference":"J/A+A/711/A215/tableb2","ref_year":null},{"parameter":"sed_flux","value":0.0951,"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":0.0673,"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":0.09,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:Ks","method":"I/304/out","source":"vizier","reference":"I/304/out","ref_year":null},{"parameter":"sed_flux","value":0.0951,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:H","method":"I/304/out","source":"vizier","reference":"I/304/out","ref_year":null},{"parameter":"sed_flux","value":0.0673,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:J","method":"I/304/out","source":"vizier","reference":"I/304/out","ref_year":null},{"parameter":"sed_flux","value":0.0126,"value_text":null,"unit":"Jy","err_plus":0.0055,"err_minus":0.0055,"band":"POSS-II:i","method":"I/305/out","source":"vizier","reference":"I/305/out","ref_year":null},{"parameter":"sed_flux","value":0.012,"value_text":null,"unit":"Jy","err_plus":0.0021,"err_minus":0.0021,"band":"POSS-II:F","method":"I/305/out","source":"vizier","reference":"I/305/out","ref_year":null},{"parameter":"sed_flux","value":0.000184,"value_text":null,"unit":"Jy","err_plus":7.3e-05,"err_minus":7.3e-05,"band":"POSS-II:J","method":"I/305/out","source":"vizier","reference":"I/305/out","ref_year":null},{"parameter":"sed_flux","value":0.000124,"value_text":null,"unit":"Jy","err_plus":5e-05,"err_minus":5e-05,"band":"Johnson:B","method":"I/305/out","source":"vizier","reference":"I/305/out","ref_year":null},{"parameter":"sed_flux","value":0.0899,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"2MASS:Ks","method":"I/317/sample","source":"vizier","reference":"I/317/sample","ref_year":null},{"parameter":"sed_flux","value":0.0951,"value_text":null,"unit":"Jy","err_plus":0.0016,"err_minus":0.0016,"band":"2MASS:H","method":"I/317/sample","source":"vizier","reference":"I/317/sample","ref_year":null},{"parameter":"sed_flux","value":0.0673,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"2MASS:J","method":"I/317/sample","source":"vizier","reference":"I/317/sample","ref_year":null},{"parameter":"sed_flux","value":0.0899,"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":0.0951,"value_text":null,"unit":"Jy","err_plus":0.0018,"err_minus":0.0018,"band":"2MASS:H","method":"I/322A/out","source":"vizier","reference":"I/322A/out","ref_year":null},{"parameter":"sed_flux","value":0.0673,"value_text":null,"unit":"Jy","err_plus":0.0012,"err_minus":0.0012,"band":"2MASS:J","method":"I/322A/out","source":"vizier","reference":"I/322A/out","ref_year":null},{"parameter":"sed_flux","value":0.09,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:Ks","method":"I/327/cmc15","source":"vizier","reference":"I/327/cmc15","ref_year":null}],"orbit":null,"exoplanet":null,"sources":[{"source":"simbad","url":"https://simbad.cds.unistra.fr/simbad/sim-basic?Ident=IRAS 20307+4015","fetched_at":"2026-09-10T05:51:54.230444+00:00"},{"source":"gaia-dr3","url":"https://vizier.cds.unistra.fr/viz-bin/VizieR-S?Gaia%20DR3%202064721556649196032","fetched_at":"2026-09-10T05:51:54.549536+00:00"},{"source":"vizier","url":"https://vizier.cds.unistra.fr/viz-bin/VizieR-4?-c=308.150525%20+40.421684&-c.rs=5","fetched_at":"2026-09-10T05:52:01.261322+00:00"}]}