{"id":6606,"slug":"kmt-2018-blg-1990l","name":"KMT-2018-BLG-1990L","domain":"deep-sky","class":"star","otype":null,"otype_label":"Star","ra":268.435375,"dec":-22.1525389,"coo_err_mas":null,"coo_bibcode":null,"plx_mas":null,"pmra":null,"pmdec":null,"rv_kms":null,"redshift":null,"dist_pc":967.0,"vmag":null,"bmag":null,"gmag":null,"jmag":null,"kmag":null,"sp_type":"M","morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":0,"simbad_oid":null,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":null,"host_object_id":null,"depth":1,"deep_at":"2026-08-16T18:16:09.901004+00:00","views":9,"first_seen":"2026-08-14T16:25:51.971135+00:00","updated_at":"2026-08-14T16:25:51.971135+00:00","identifiers":[],"measurements":[{"parameter":"mass","value":0.095,"value_text":null,"unit":"M_sun","err_plus":0.053,"err_minus":0.027,"band":null,"method":null,"source":"nasa-exo","reference":"Ryu et al. 2019","ref_year":2019},{"parameter":"mass","value":0.094,"value_text":null,"unit":"M_sun","err_plus":0.036,"err_minus":0.024,"band":null,"method":null,"source":"nasa-exo","reference":"Ryu et al. 2019","ref_year":2019},{"parameter":"mass","value":0.073,"value_text":null,"unit":"M_sun","err_plus":0.018,"err_minus":0.014,"band":null,"method":null,"source":"nasa-exo","reference":"Ryu et al. 2019","ref_year":2019},{"parameter":"mass","value":0.153,"value_text":null,"unit":"M_sun","err_plus":0.311,"err_minus":0.054,"band":null,"method":null,"source":"nasa-exo","reference":"Ryu et al. 2019","ref_year":2019},{"parameter":"mass","value":0.076,"value_text":null,"unit":"M_sun","err_plus":0.023,"err_minus":0.016,"band":null,"method":null,"source":"nasa-exo","reference":"Ryu et al. 2019","ref_year":2019},{"parameter":"mass","value":0.141,"value_text":null,"unit":"M_sun","err_plus":0.202,"err_minus":0.061,"band":null,"method":null,"source":"nasa-exo","reference":"Ryu et al. 2019","ref_year":2019},{"parameter":"mass","value":0.111,"value_text":null,"unit":"M_sun","err_plus":0.057,"err_minus":0.031,"band":null,"method":null,"source":"nasa-exo","reference":"Ryu et al. 2019","ref_year":2019},{"parameter":"mass","value":0.083,"value_text":null,"unit":"M_sun","err_plus":0.039,"err_minus":0.02,"band":null,"method":null,"source":"nasa-exo","reference":"Ryu et al. 2019","ref_year":2019},{"parameter":"mass","value":0.235,"value_text":null,"unit":"M_sun","err_plus":0.187,"err_minus":0.104,"band":null,"method":null,"source":"nasa-exo","reference":"Ryu et al. 2019","ref_year":2019},{"parameter":"mass","value":0.084,"value_text":null,"unit":"M_sun","err_plus":0.026,"err_minus":0.019,"band":null,"method":null,"source":"nasa-exo","reference":"Ryu et al. 2019","ref_year":2019},{"parameter":"sed_flux","value":0.00102,"value_text":null,"unit":"Jy","err_plus":0.00047,"err_minus":0.00047,"band":"POSS-II:i","method":"I/305/out","source":"vizier","reference":"I/305/out","ref_year":null},{"parameter":"sed_flux","value":0.000719,"value_text":null,"unit":"Jy","err_plus":0.000306,"err_minus":0.000306,"band":"POSS-II:F","method":"I/305/out","source":"vizier","reference":"I/305/out","ref_year":null},{"parameter":"sed_flux","value":5.03e-05,"value_text":null,"unit":"Jy","err_plus":2.14e-05,"err_minus":2.14e-05,"band":"Johnson:B","method":"I/305/out","source":"vizier","reference":"I/305/out","ref_year":null},{"parameter":"sed_flux","value":0.000133,"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":0.000703,"value_text":null,"unit":"Jy","err_plus":2.8e-05,"err_minus":2.8e-05,"band":"GAIA/GAIA2:Grp","method":"I/345/gaia2","source":"vizier","reference":"I/345/gaia2","ref_year":null},{"parameter":"sed_flux","value":0.000134,"value_text":null,"unit":"Jy","err_plus":1e-06,"err_minus":1e-06,"band":"GAIA/GAIA2:G","method":"I/345/gaia2","source":"vizier","reference":"I/345/gaia2","ref_year":null},{"parameter":"sed_flux","value":0.000151,"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":0.000289,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"GAIA/GAIA3:Grp","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":0.000114,"value_text":null,"unit":"Jy","err_plus":0.0,"err_minus":0.0,"band":"GAIA/GAIA3:G","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":2.95e-05,"value_text":null,"unit":"Jy","err_plus":2.2e-06,"err_minus":2.2e-06,"band":"GAIA/GAIA3:Gbp","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":0.000685,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"SDSS:z","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.000453,"value_text":null,"unit":"Jy","err_plus":1.2e-05,"err_minus":1.2e-05,"band":"SDSS:i","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.000119,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"Gaia:G","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.000278,"value_text":null,"unit":"Jy","err_plus":3.4e-05,"err_minus":3.4e-05,"band":"SDSS:r","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":8.18e-05,"value_text":null,"unit":"Jy","err_plus":7e-07,"err_minus":7e-07,"band":"SDSS:g","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.000289,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"GAIA/GAIA3:Grp","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":0.000116,"value_text":null,"unit":"Jy","err_plus":0.0,"err_minus":0.0,"band":"GAIA/GAIA3:G","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":2.95e-05,"value_text":null,"unit":"Jy","err_plus":2.2e-06,"err_minus":2.2e-06,"band":"GAIA/GAIA3:Gbp","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":0.000545,"value_text":null,"unit":"Jy","err_plus":0.000107,"err_minus":0.000107,"band":"Spitzer/IRAC:4.5","method":"II/293/glimpse","source":"vizier","reference":"II/293/glimpse","ref_year":null},{"parameter":"sed_flux","value":0.00088,"value_text":null,"unit":"Jy","err_plus":0.000119,"err_minus":0.000119,"band":"Spitzer/IRAC:3.6","method":"II/293/glimpse","source":"vizier","reference":"II/293/glimpse","ref_year":null},{"parameter":"sed_flux","value":2.61e-05,"value_text":null,"unit":"Jy","err_plus":1.41e-05,"err_minus":1.41e-05,"band":"UKIDSS:K","method":"II/316/gps6","source":"vizier","reference":"II/316/gps6","ref_year":null},{"parameter":"sed_flux","value":0.000147,"value_text":null,"unit":"Jy","err_plus":3.2e-05,"err_minus":3.2e-05,"band":"VISTA:Ks","method":"II/337/vvv1","source":"vizier","reference":"II/337/vvv1","ref_year":null},{"parameter":"sed_flux","value":0.00015,"value_text":null,"unit":"Jy","err_plus":3.3e-05,"err_minus":3.3e-05,"band":"VISTA:H","method":"II/337/vvv1","source":"vizier","reference":"II/337/vvv1","ref_year":null},{"parameter":"sed_flux","value":0.000136,"value_text":null,"unit":"Jy","err_plus":2.4e-05,"err_minus":2.4e-05,"band":"VISTA:J","method":"II/337/vvv1","source":"vizier","reference":"II/337/vvv1","ref_year":null},{"parameter":"sed_flux","value":0.000889,"value_text":null,"unit":"Jy","err_plus":3.2e-05,"err_minus":3.2e-05,"band":"VISTA:Ks","method":"II/348/vvv2","source":"vizier","reference":"II/348/vvv2","ref_year":null},{"parameter":"sed_flux","value":0.000975,"value_text":null,"unit":"Jy","err_plus":3.3e-05,"err_minus":3.3e-05,"band":"VISTA:H","method":"II/348/vvv2","source":"vizier","reference":"II/348/vvv2","ref_year":null},{"parameter":"sed_flux","value":0.000691,"value_text":null,"unit":"Jy","err_plus":2.4e-05,"err_minus":2.4e-05,"band":"VISTA:J","method":"II/348/vvv2","source":"vizier","reference":"II/348/vvv2","ref_year":null},{"parameter":"sed_flux","value":0.000449,"value_text":null,"unit":"Jy","err_plus":1.8e-05,"err_minus":1.8e-05,"band":"VISTA:Y","method":"II/348/vvv2","source":"vizier","reference":"II/348/vvv2","ref_year":null},{"parameter":"sed_flux","value":0.000229,"value_text":null,"unit":"Jy","err_plus":1.1e-05,"err_minus":1.1e-05,"band":"VISTA:Z","method":"II/348/vvv2","source":"vizier","reference":"II/348/vvv2","ref_year":null},{"parameter":"sed_flux","value":0.000832,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"PAN-STARRS/PS1:y","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.000685,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"PAN-STARRS/PS1:z","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.000452,"value_text":null,"unit":"Jy","err_plus":1.2e-05,"err_minus":1.2e-05,"band":"PAN-STARRS/PS1:i","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.000277,"value_text":null,"unit":"Jy","err_plus":3.4e-05,"err_minus":3.4e-05,"band":"PAN-STARRS/PS1:r","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":8.16e-05,"value_text":null,"unit":"Jy","err_plus":7e-07,"err_minus":7e-07,"band":"PAN-STARRS/PS1:g","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.000239,"value_text":null,"unit":"Jy","err_plus":6.1e-05,"err_minus":6.1e-05,"band":"SkyMapper/SkyMapper:r","method":"II/358/smss","source":"vizier","reference":"II/358/smss","ref_year":null},{"parameter":"sed_flux","value":0.000347,"value_text":null,"unit":"Jy","err_plus":1.3e-05,"err_minus":1.3e-05,"band":"Johnson:K","method":"II/364/virac","source":"vizier","reference":"II/364/virac","ref_year":null},{"parameter":"sed_flux","value":0.00036,"value_text":null,"unit":"Jy","err_plus":9e-06,"err_minus":9e-06,"band":"WISE:W2","method":"II/365/catwise","source":"vizier","reference":"II/365/catwise","ref_year":null},{"parameter":"sed_flux","value":0.00105,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"WISE:W1","method":"II/365/catwise","source":"vizier","reference":"II/365/catwise","ref_year":null},{"parameter":"sed_flux","value":0.000146,"value_text":null,"unit":"Jy","err_plus":3.1e-05,"err_minus":3.1e-05,"band":"VISTA:Ks","method":"II/376/vvv4","source":"vizier","reference":"II/376/vvv4","ref_year":null},{"parameter":"sed_flux","value":0.000148,"value_text":null,"unit":"Jy","err_plus":3.3e-05,"err_minus":3.3e-05,"band":"VISTA:H","method":"II/376/vvv4","source":"vizier","reference":"II/376/vvv4","ref_year":null},{"parameter":"sed_flux","value":0.000136,"value_text":null,"unit":"Jy","err_plus":2.4e-05,"err_minus":2.4e-05,"band":"VISTA:J","method":"II/376/vvv4","source":"vizier","reference":"II/376/vvv4","ref_year":null},{"parameter":"sed_flux","value":9.48e-05,"value_text":null,"unit":"Jy","err_plus":1.82e-05,"err_minus":1.82e-05,"band":"VISTA:Y","method":"II/376/vvv4","source":"vizier","reference":"II/376/vvv4","ref_year":null},{"parameter":"sed_flux","value":5.59e-05,"value_text":null,"unit":"Jy","err_plus":1.13e-05,"err_minus":1.13e-05,"band":"VISTA:Z","method":"II/376/vvv4","source":"vizier","reference":"II/376/vvv4","ref_year":null},{"parameter":"sed_flux","value":0.000996,"value_text":null,"unit":"Jy","err_plus":8e-05,"err_minus":8e-05,"band":"SkyMapper/SkyMapper:z","method":"II/379/smssdr4","source":"vizier","reference":"II/379/smssdr4","ref_year":null},{"parameter":"sed_flux","value":0.000831,"value_text":null,"unit":"Jy","err_plus":0.000109,"err_minus":0.000109,"band":"SkyMapper/SkyMapper:i","method":"II/379/smssdr4","source":"vizier","reference":"II/379/smssdr4","ref_year":null},{"parameter":"sed_flux","value":0.000579,"value_text":null,"unit":"Jy","err_plus":2.6e-05,"err_minus":2.6e-05,"band":"SkyMapper/SkyMapper:r","method":"II/379/smssdr4","source":"vizier","reference":"II/379/smssdr4","ref_year":null},{"parameter":"sed_flux","value":0.000194,"value_text":null,"unit":"Jy","err_plus":9e-06,"err_minus":9e-06,"band":"SkyMapper/SkyMapper:g","method":"II/379/smssdr4","source":"vizier","reference":"II/379/smssdr4","ref_year":null},{"parameter":"sed_flux","value":0.000338,"value_text":null,"unit":"Jy","err_plus":3.2e-05,"err_minus":3.2e-05,"band":"VISTA:Ks","method":"II/387/virac2","source":"vizier","reference":"II/387/virac2","ref_year":null},{"parameter":"sed_flux","value":0.000413,"value_text":null,"unit":"Jy","err_plus":2e-05,"err_minus":2e-05,"band":"VISTA:H","method":"II/387/virac2","source":"vizier","reference":"II/387/virac2","ref_year":null},{"parameter":"sed_flux","value":0.000353,"value_text":null,"unit":"Jy","err_plus":9e-06,"err_minus":9e-06,"band":"VISTA:J","method":"II/387/virac2","source":"vizier","reference":"II/387/virac2","ref_year":null},{"parameter":"sed_flux","value":0.000275,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"VISTA:Y","method":"II/387/virac2","source":"vizier","reference":"II/387/virac2","ref_year":null},{"parameter":"sed_flux","value":0.000181,"value_text":null,"unit":"Jy","err_plus":7e-06,"err_minus":7e-06,"band":"VISTA:Z","method":"II/387/virac2","source":"vizier","reference":"II/387/virac2","ref_year":null},{"parameter":"sed_flux","value":3.81e-05,"value_text":null,"unit":"Jy","err_plus":3.7e-06,"err_minus":3.7e-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":3.47e-05,"value_text":null,"unit":"Jy","err_plus":1.9e-06,"err_minus":1.9e-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":2.48e-05,"value_text":null,"unit":"Jy","err_plus":2.6e-06,"err_minus":2.6e-06,"band":"PAN-STARRS/PS1:i","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":5.29e-05,"value_text":null,"unit":"Jy","err_plus":1.3e-06,"err_minus":1.3e-06,"band":"PAN-STARRS/PS1:r","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":4.64e-05,"value_text":null,"unit":"Jy","err_plus":1e-06,"err_minus":1e-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":2.09e-05,"value_text":null,"unit":"Jy","err_plus":3e-07,"err_minus":3e-07,"band":"Gaia:G","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.000109,"value_text":null,"unit":"Jy","err_plus":6e-06,"err_minus":6e-06,"band":"Johnson:V","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":4.43e-05,"value_text":null,"unit":"Jy","err_plus":4e-07,"err_minus":4e-07,"band":"Gaia:G","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":3.78e-05,"value_text":null,"unit":"Jy","err_plus":3.8e-06,"err_minus":3.8e-06,"band":"Johnson:V","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.000512,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"VI/137/gum_mw","source":"vizier","reference":"VI/137/gum_mw","ref_year":null},{"parameter":"sed_flux","value":0.00196,"value_text":null,"unit":"Jy","err_plus":0.00029,"err_minus":0.00029,"band":"Johnson:J","method":"B/denis/denis","source":"vizier","reference":"B/denis/denis","ref_year":null},{"parameter":"sed_flux","value":0.000764,"value_text":null,"unit":"Jy","err_plus":5.6e-05,"err_minus":5.6e-05,"band":"Cousins:I","method":"B/denis/denis","source":"vizier","reference":"B/denis/denis","ref_year":null},{"parameter":"sed_flux","value":0.000809,"value_text":null,"unit":"Jy","err_plus":3e-05,"err_minus":3e-05,"band":"Gaia:G","method":"J/ApJ/867/105/refcat2","source":"vizier","reference":"J/ApJ/867/105/refcat2","ref_year":null}],"orbit":null,"exoplanet":null,"sources":[{"source":"vizier","url":"https://vizier.cds.unistra.fr/viz-bin/VizieR-4?-c=268.435375%20-22.152539&-c.rs=5","fetched_at":"2026-08-16T18:16:09.898913+00:00"}]}