{"id":2132147,"slug":"ngc-6540","name":"NGC 6540","domain":"deep-sky","class":"cluster","otype":"GlC","otype_label":"GlobCluster","ra":271.53583333333336,"dec":-27.76527777777778,"coo_err_mas":null,"coo_bibcode":"2006MNRAS.365.1357D","plx_mas":0.18,"pmra":-3.702,"pmdec":-2.791,"rv_kms":-17.98,"redshift":-5.9973027e-05,"dist_pc":null,"vmag":null,"bmag":null,"gmag":null,"jmag":null,"kmag":null,"sp_type":null,"morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":146,"simbad_oid":2497190,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":null,"host_object_id":null,"depth":1,"deep_at":"2026-09-08T06:32:30.991856+00:00","views":7,"first_seen":"2026-08-14T16:50:56.835646+00:00","updated_at":"2026-08-14T16:50:56.835646+00:00","identifiers":["C 1803-278","Cl Djorg 3","Cl VDBH 258","[KPS2012] MWSC 2804","NGC 6540"],"measurements":[{"parameter":"metallicity","value":-1.02,"value_text":null,"unit":"dex","err_plus":null,"err_minus":null,"band":null,"method":null,"source":"simbad","reference":"2024MNRAS.528.1393S","ref_year":2024},{"parameter":"metallicity","value":-1.01,"value_text":null,"unit":"dex","err_plus":null,"err_minus":null,"band":null,"method":null,"source":"simbad","reference":"2020MNRAS.493.3363H","ref_year":2020},{"parameter":"metallicity","value":-1.29,"value_text":null,"unit":"dex","err_plus":null,"err_minus":null,"band":null,"method":null,"source":"simbad","reference":"2010MNRAS.402.1729V","ref_year":2010},{"parameter":"parallax","value":0.18,"value_text":null,"unit":"mas","err_plus":0.017,"err_minus":0.017,"band":null,"method":null,"source":"simbad","reference":"2021MNRAS.505.5978V","ref_year":2021},{"parameter":"pm_dec","value":-2.89,"value_text":null,"unit":"mas/yr","err_plus":0.1,"err_minus":0.1,"band":null,"method":null,"source":"simbad","reference":"2025A&A...695A..47A","ref_year":2025},{"parameter":"pm_dec","value":-2.791,"value_text":null,"unit":"mas/yr","err_plus":0.032,"err_minus":0.032,"band":null,"method":null,"source":"simbad","reference":"2021MNRAS.505.5978V","ref_year":2021},{"parameter":"pm_dec","value":-2.73,"value_text":null,"unit":"mas/yr","err_plus":0.05,"err_minus":0.05,"band":null,"method":"ICRS","source":"simbad","reference":"2019MNRAS.482.5138B","ref_year":2019},{"parameter":"pm_dec","value":1.9,"value_text":null,"unit":"mas/yr","err_plus":0.57,"err_minus":0.57,"band":null,"method":null,"source":"simbad","reference":"2015MNRAS.450.3270R","ref_year":2015},{"parameter":"pm_ra","value":-3.68,"value_text":null,"unit":"mas/yr","err_plus":0.04,"err_minus":0.04,"band":null,"method":null,"source":"simbad","reference":"2025A&A...695A..47A","ref_year":2025},{"parameter":"pm_ra","value":-3.702,"value_text":null,"unit":"mas/yr","err_plus":0.032,"err_minus":0.032,"band":null,"method":null,"source":"simbad","reference":"2021MNRAS.505.5978V","ref_year":2021},{"parameter":"pm_ra","value":-3.8,"value_text":null,"unit":"mas/yr","err_plus":0.05,"err_minus":0.05,"band":null,"method":"ICRS","source":"simbad","reference":"2019MNRAS.482.5138B","ref_year":2019},{"parameter":"pm_ra","value":0.07,"value_text":null,"unit":"mas/yr","err_plus":0.4,"err_minus":0.4,"band":null,"method":null,"source":"simbad","reference":"2015MNRAS.450.3270R","ref_year":2015},{"parameter":"radial_velocity","value":-17.98,"value_text":null,"unit":"km/s","err_plus":0.84,"err_minus":0.84,"band":null,"method":"v","source":"simbad","reference":"2019MNRAS.482.5138B","ref_year":2019},{"parameter":"sed_flux","value":0.426,"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":0.0813,"value_text":null,"unit":"Jy","err_plus":0.0848,"err_minus":0.0848,"band":"2MASS:Ks","method":"I/322A/out","source":"vizier","reference":"I/322A/out","ref_year":null},{"parameter":"sed_flux","value":0.111,"value_text":null,"unit":"Jy","err_plus":0.116,"err_minus":0.116,"band":"2MASS:H","method":"I/322A/out","source":"vizier","reference":"I/322A/out","ref_year":null},{"parameter":"sed_flux","value":0.0467,"value_text":null,"unit":"Jy","err_plus":0.0047,"err_minus":0.0047,"band":"2MASS:J","method":"I/322A/out","source":"vizier","reference":"I/322A/out","ref_year":null},{"parameter":"sed_flux","value":0.00443,"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":0.0175,"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":0.0163,"value_text":null,"unit":"Jy","err_plus":0.0014,"err_minus":0.0014,"band":"2MASS:J","method":"I/339/hsoy","source":"vizier","reference":"I/339/hsoy","ref_year":null},{"parameter":"sed_flux","value":0.00442,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"Gaia:G","method":"I/339/hsoy","source":"vizier","reference":"I/339/hsoy","ref_year":null},{"parameter":"sed_flux","value":0.00995,"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":0.0084,"value_text":null,"unit":"Jy","err_plus":9e-05,"err_minus":9e-05,"band":"GAIA/GAIA2:Grp","method":"I/345/gaia2","source":"vizier","reference":"I/345/gaia2","ref_year":null},{"parameter":"sed_flux","value":0.00415,"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":0.00293,"value_text":null,"unit":"Jy","err_plus":4e-05,"err_minus":4e-05,"band":"GAIA/GAIA2:Gbp","method":"I/345/gaia2","source":"vizier","reference":"I/345/gaia2","ref_year":null},{"parameter":"sed_flux","value":0.0112,"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":0.00479,"value_text":null,"unit":"Jy","err_plus":2e-05,"err_minus":2e-05,"band":"GAIA/GAIA3:G","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":0.00349,"value_text":null,"unit":"Jy","err_plus":4e-05,"err_minus":4e-05,"band":"GAIA/GAIA3:Gbp","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":0.0041,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"WISE:W4","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.00484,"value_text":null,"unit":"Jy","err_plus":0.00033,"err_minus":0.00033,"band":"WISE:W3","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.04,"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":0.0722,"value_text":null,"unit":"Jy","err_plus":0.0016,"err_minus":0.0016,"band":"WISE:W1","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.00408,"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":0.000481,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"SDSS:r","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.0764,"value_text":null,"unit":"Jy","err_plus":0.0024,"err_minus":0.0024,"band":"SDSS:g","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.0138,"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":0.0176,"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":0.0163,"value_text":null,"unit":"Jy","err_plus":0.0014,"err_minus":0.0014,"band":"2MASS:J","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.0106,"value_text":null,"unit":"Jy","err_plus":0.0,"err_minus":0.0,"band":"SDSS:z","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.0025,"value_text":null,"unit":"Jy","err_plus":3e-05,"err_minus":3e-05,"band":"Gaia:G","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.0112,"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":0.00479,"value_text":null,"unit":"Jy","err_plus":2e-05,"err_minus":2e-05,"band":"GAIA/GAIA3:G","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":0.00349,"value_text":null,"unit":"Jy","err_plus":4e-05,"err_minus":4e-05,"band":"GAIA/GAIA3:Gbp","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":0.00803,"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":0.0101,"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":0.00509,"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":0.00463,"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":0.00306,"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":0.00188,"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":0.00146,"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":0.056,"value_text":null,"unit":"Jy","err_plus":0.0013,"err_minus":0.0013,"band":"Johnson:K","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":0.0663,"value_text":null,"unit":"Jy","err_plus":0.0016,"err_minus":0.0016,"band":"Johnson:H","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":0.0618,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:J","method":"II/246/out","source":"vizier","reference":"II/246/out","ref_year":null},{"parameter":"sed_flux","value":0.00403,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"WISE:W4","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.00478,"value_text":null,"unit":"Jy","err_plus":0.00028,"err_minus":0.00028,"band":"WISE:W3","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.0403,"value_text":null,"unit":"Jy","err_plus":0.0009,"err_minus":0.0009,"band":"WISE:W2","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.0706,"value_text":null,"unit":"Jy","err_plus":0.0015,"err_minus":0.0015,"band":"WISE:W1","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.0813,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:Ks","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.111,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:H","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.0467,"value_text":null,"unit":"Jy","err_plus":0.0048,"err_minus":0.0048,"band":"2MASS:J","method":"II/311/wise","source":"vizier","reference":"II/311/wise","ref_year":null},{"parameter":"sed_flux","value":0.0041,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"WISE:W4","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.00484,"value_text":null,"unit":"Jy","err_plus":0.00033,"err_minus":0.00033,"band":"WISE:W3","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.0399,"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":0.0722,"value_text":null,"unit":"Jy","err_plus":0.0016,"err_minus":0.0016,"band":"WISE:W1","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.0813,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:Ks","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.111,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:H","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.0467,"value_text":null,"unit":"Jy","err_plus":0.0048,"err_minus":0.0048,"band":"2MASS:J","method":"II/328/allwise","source":"vizier","reference":"II/328/allwise","ref_year":null},{"parameter":"sed_flux","value":0.0957,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"SDSS:i'","method":"II/336/apass9","source":"vizier","reference":"II/336/apass9","ref_year":null},{"parameter":"sed_flux","value":0.0592,"value_text":null,"unit":"Jy","err_plus":0.0004,"err_minus":0.0004,"band":"SDSS:r'","method":"II/336/apass9","source":"vizier","reference":"II/336/apass9","ref_year":null},{"parameter":"sed_flux","value":0.0401,"value_text":null,"unit":"Jy","err_plus":0.0006,"err_minus":0.0006,"band":"Johnson:V","method":"II/336/apass9","source":"vizier","reference":"II/336/apass9","ref_year":null},{"parameter":"sed_flux","value":0.0227,"value_text":null,"unit":"Jy","err_plus":0.0005,"err_minus":0.0005,"band":"SDSS:g'","method":"II/336/apass9","source":"vizier","reference":"II/336/apass9","ref_year":null},{"parameter":"sed_flux","value":0.0165,"value_text":null,"unit":"Jy","err_plus":0.0003,"err_minus":0.0003,"band":"Johnson:B","method":"II/336/apass9","source":"vizier","reference":"II/336/apass9","ref_year":null},{"parameter":"sed_flux","value":0.0094,"value_text":null,"unit":"Jy","err_plus":4e-05,"err_minus":4e-05,"band":"VISTA:J","method":"II/337/vvv1","source":"vizier","reference":"II/337/vvv1","ref_year":null},{"parameter":"sed_flux","value":0.00418,"value_text":null,"unit":"Jy","err_plus":4e-05,"err_minus":4e-05,"band":"VISTA:Ks","method":"II/337/vvv1","source":"vizier","reference":"II/337/vvv1","ref_year":null},{"parameter":"sed_flux","value":0.00299,"value_text":null,"unit":"Jy","err_plus":5e-05,"err_minus":5e-05,"band":"VISTA:H","method":"II/337/vvv1","source":"vizier","reference":"II/337/vvv1","ref_year":null},{"parameter":"sed_flux","value":4.64e-05,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"UVOT:UVW2","method":"II/339/uvotssc1","source":"vizier","reference":"II/339/uvotssc1","ref_year":null},{"parameter":"sed_flux","value":2.83e-05,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"UVOT:UVM2","method":"II/339/uvotssc1","source":"vizier","reference":"II/339/uvotssc1","ref_year":null},{"parameter":"sed_flux","value":8.32e-05,"value_text":null,"unit":"Jy","err_plus":1.04e-05,"err_minus":1.04e-05,"band":"XMM-OT:V","method":"II/340/xmmom2_1","source":"vizier","reference":"II/340/xmmom2_1","ref_year":null},{"parameter":"sed_flux","value":1.77e-05,"value_text":null,"unit":"Jy","err_plus":2.2e-06,"err_minus":2.2e-06,"band":"XMM-OT:UVM2","method":"II/340/xmmom2_1","source":"vizier","reference":"II/340/xmmom2_1","ref_year":null},{"parameter":"sed_flux","value":0.0145,"value_text":null,"unit":"Jy","err_plus":0.0001,"err_minus":0.0001,"band":"VISTA:H","method":"II/348/vvv2","source":"vizier","reference":"II/348/vvv2","ref_year":null},{"parameter":"sed_flux","value":0.0134,"value_text":null,"unit":"Jy","err_plus":0.0,"err_minus":0.0,"band":"VISTA:J","method":"II/348/vvv2","source":"vizier","reference":"II/348/vvv2","ref_year":null},{"parameter":"sed_flux","value":0.0598,"value_text":null,"unit":"Jy","err_plus":0.0005,"err_minus":0.0005,"band":"VISTA:Ks","method":"II/348/vvv2","source":"vizier","reference":"II/348/vvv2","ref_year":null},{"parameter":"sed_flux","value":0.00407,"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":0.000479,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"PAN-STARRS/PS1:r","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.00797,"value_text":null,"unit":"Jy","err_plus":0.00133,"err_minus":0.00133,"band":"PAN-STARRS/PS1:y","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.00282,"value_text":null,"unit":"Jy","err_plus":0.00021,"err_minus":0.00021,"band":"PAN-STARRS/PS1:z","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":0.000164,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"PAN-STARRS/PS1:g","method":"II/349/ps1","source":"vizier","reference":"II/349/ps1","ref_year":null},{"parameter":"sed_flux","value":2.06e-05,"value_text":null,"unit":"Jy","err_plus":2.7e-06,"err_minus":2.7e-06,"band":"XMM-OT:UVM2","method":"II/356/xmmom41s","source":"vizier","reference":"II/356/xmmom41s","ref_year":null},{"parameter":"sed_flux","value":0.176,"value_text":null,"unit":"Jy","err_plus":0.001,"err_minus":0.001,"band":"SkyMapper/SkyMapper:r","method":"II/358/smss","source":"vizier","reference":"II/358/smss","ref_year":null},{"parameter":"sed_flux","value":0.0976,"value_text":null,"unit":"Jy","err_plus":0.0006,"err_minus":0.0006,"band":"SkyMapper/SkyMapper:g","method":"II/358/smss","source":"vizier","reference":"II/358/smss","ref_year":null},{"parameter":"sed_flux","value":0.00271,"value_text":null,"unit":"Jy","err_plus":6e-05,"err_minus":6e-05,"band":"Johnson:K","method":"II/364/virac","source":"vizier","reference":"II/364/virac","ref_year":null},{"parameter":"sed_flux","value":0.0268,"value_text":null,"unit":"Jy","err_plus":0.0002,"err_minus":0.0002,"band":"WISE:W2","method":"II/365/catwise","source":"vizier","reference":"II/365/catwise","ref_year":null},{"parameter":"sed_flux","value":0.0567,"value_text":null,"unit":"Jy","err_plus":0.0006,"err_minus":0.0006,"band":"WISE:W1","method":"II/365/catwise","source":"vizier","reference":"II/365/catwise","ref_year":null},{"parameter":"sed_flux","value":2.06e-05,"value_text":null,"unit":"Jy","err_plus":2.7e-06,"err_minus":2.7e-06,"band":"XMM-OT:UVM2","method":"II/370/xmmom5s","source":"vizier","reference":"II/370/xmmom5s","ref_year":null},{"parameter":"sed_flux","value":0.00119,"value_text":null,"unit":"Jy","err_plus":4e-05,"err_minus":4e-05,"band":"VISTA:J","method":"II/376/vvv4","source":"vizier","reference":"II/376/vvv4","ref_year":null},{"parameter":"sed_flux","value":0.00238,"value_text":null,"unit":"Jy","err_plus":4e-05,"err_minus":4e-05,"band":"VISTA:Ks","method":"II/376/vvv4","source":"vizier","reference":"II/376/vvv4","ref_year":null},{"parameter":"sed_flux","value":0.00327,"value_text":null,"unit":"Jy","err_plus":5e-05,"err_minus":5e-05,"band":"VISTA:H","method":"II/376/vvv4","source":"vizier","reference":"II/376/vvv4","ref_year":null},{"parameter":"sed_flux","value":0.032,"value_text":null,"unit":"Jy","err_plus":0.0001,"err_minus":0.0001,"band":"VISTA:Y","method":"II/376/vvv4","source":"vizier","reference":"II/376/vvv4","ref_year":null},{"parameter":"sed_flux","value":0.00244,"value_text":null,"unit":"Jy","err_plus":3e-05,"err_minus":3e-05,"band":"VISTA:Z","method":"II/376/vvv4","source":"vizier","reference":"II/376/vvv4","ref_year":null},{"parameter":"sed_flux","value":2.02e-05,"value_text":null,"unit":"Jy","err_plus":2.6e-06,"err_minus":2.6e-06,"band":"XMM-OT:UVM2","method":"II/378/xmmom6s","source":"vizier","reference":"II/378/xmmom6s","ref_year":null},{"parameter":"sed_flux","value":0.276,"value_text":null,"unit":"Jy","err_plus":0.008,"err_minus":0.008,"band":"SkyMapper/SkyMapper:z","method":"II/379/smssdr4","source":"vizier","reference":"II/379/smssdr4","ref_year":null},{"parameter":"sed_flux","value":0.237,"value_text":null,"unit":"Jy","err_plus":0.012,"err_minus":0.012,"band":"SkyMapper/SkyMapper:i","method":"II/379/smssdr4","source":"vizier","reference":"II/379/smssdr4","ref_year":null},{"parameter":"sed_flux","value":0.185,"value_text":null,"unit":"Jy","err_plus":0.009,"err_minus":0.009,"band":"SkyMapper/SkyMapper:r","method":"II/379/smssdr4","source":"vizier","reference":"II/379/smssdr4","ref_year":null},{"parameter":"sed_flux","value":0.105,"value_text":null,"unit":"Jy","err_plus":0.009,"err_minus":0.009,"band":"SkyMapper/SkyMapper:g","method":"II/379/smssdr4","source":"vizier","reference":"II/379/smssdr4","ref_year":null},{"parameter":"sed_flux","value":0.0116,"value_text":null,"unit":"Jy","err_plus":0.0004,"err_minus":0.0004,"band":"SkyMapper/SkyMapper:v","method":"II/379/smssdr4","source":"vizier","reference":"II/379/smssdr4","ref_year":null},{"parameter":"sed_flux","value":0.00303,"value_text":null,"unit":"Jy","err_plus":0.0002,"err_minus":0.0002,"band":"SkyMapper/SkyMapper:u","method":"II/379/smssdr4","source":"vizier","reference":"II/379/smssdr4","ref_year":null},{"parameter":"sed_flux","value":0.0106,"value_text":null,"unit":"Jy","err_plus":0.0004,"err_minus":0.0004,"band":"VISTA:Ks","method":"II/387/virac2","source":"vizier","reference":"II/387/virac2","ref_year":null},{"parameter":"sed_flux","value":0.0142,"value_text":null,"unit":"Jy","err_plus":0.0005,"err_minus":0.0005,"band":"VISTA:H","method":"II/387/virac2","source":"vizier","reference":"II/387/virac2","ref_year":null},{"parameter":"sed_flux","value":0.0129,"value_text":null,"unit":"Jy","err_plus":0.0,"err_minus":0.0,"band":"VISTA:J","method":"II/387/virac2","source":"vizier","reference":"II/387/virac2","ref_year":null},{"parameter":"sed_flux","value":0.0124,"value_text":null,"unit":"Jy","err_plus":0.0001,"err_minus":0.0001,"band":"VISTA:Y","method":"II/387/virac2","source":"vizier","reference":"II/387/virac2","ref_year":null},{"parameter":"sed_flux","value":0.00923,"value_text":null,"unit":"Jy","err_plus":9e-05,"err_minus":9e-05,"band":"VISTA:Z","method":"II/387/virac2","source":"vizier","reference":"II/387/virac2","ref_year":null},{"parameter":"sed_flux","value":0.0121,"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":0.0103,"value_text":null,"unit":"Jy","err_plus":0.0003,"err_minus":0.0003,"band":"PAN-STARRS/PS1:z","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":0.00101,"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":0.00466,"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":0.00191,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"PAN-STARRS/PS1:g","method":"II/389/ps1_dr2","source":"vizier","reference":"II/389/ps1_dr2","ref_year":null},{"parameter":"sed_flux","value":0.04,"value_text":null,"unit":"Jy","err_plus":0.0008,"err_minus":0.0008,"band":"WISE:W2","method":"III/284/allstars","source":"vizier","reference":"III/284/allstars","ref_year":null},{"parameter":"sed_flux","value":0.0813,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:Ks","method":"III/284/allstars","source":"vizier","reference":"III/284/allstars","ref_year":null},{"parameter":"sed_flux","value":0.111,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:H","method":"III/284/allstars","source":"vizier","reference":"III/284/allstars","ref_year":null},{"parameter":"sed_flux","value":0.0467,"value_text":null,"unit":"Jy","err_plus":0.0048,"err_minus":0.0048,"band":"2MASS:J","method":"III/284/allstars","source":"vizier","reference":"III/284/allstars","ref_year":null},{"parameter":"sed_flux","value":0.00839,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"III/284/allstars","source":"vizier","reference":"III/284/allstars","ref_year":null},{"parameter":"sed_flux","value":0.04,"value_text":null,"unit":"Jy","err_plus":0.0008,"err_minus":0.0008,"band":"WISE:W2","method":"III/284/allvis","source":"vizier","reference":"III/284/allvis","ref_year":null},{"parameter":"sed_flux","value":0.0813,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:Ks","method":"III/284/allvis","source":"vizier","reference":"III/284/allvis","ref_year":null},{"parameter":"sed_flux","value":0.111,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:H","method":"III/284/allvis","source":"vizier","reference":"III/284/allvis","ref_year":null},{"parameter":"sed_flux","value":0.0467,"value_text":null,"unit":"Jy","err_plus":0.0048,"err_minus":0.0048,"band":"2MASS:J","method":"III/284/allvis","source":"vizier","reference":"III/284/allvis","ref_year":null},{"parameter":"sed_flux","value":0.04,"value_text":null,"unit":"Jy","err_plus":0.0008,"err_minus":0.0008,"band":"WISE:W2","method":"III/286/catalog","source":"vizier","reference":"III/286/catalog","ref_year":null},{"parameter":"sed_flux","value":0.0813,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:Ks","method":"III/286/catalog","source":"vizier","reference":"III/286/catalog","ref_year":null},{"parameter":"sed_flux","value":0.111,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:H","method":"III/286/catalog","source":"vizier","reference":"III/286/catalog","ref_year":null},{"parameter":"sed_flux","value":0.0467,"value_text":null,"unit":"Jy","err_plus":0.0048,"err_minus":0.0048,"band":"2MASS:J","method":"III/286/catalog","source":"vizier","reference":"III/286/catalog","ref_year":null},{"parameter":"sed_flux","value":0.00817,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"III/286/catalog","source":"vizier","reference":"III/286/catalog","ref_year":null},{"parameter":"sed_flux","value":0.04,"value_text":null,"unit":"Jy","err_plus":0.0008,"err_minus":0.0008,"band":"WISE:W2","method":"III/286/allvis","source":"vizier","reference":"III/286/allvis","ref_year":null},{"parameter":"sed_flux","value":0.0813,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:Ks","method":"III/286/allvis","source":"vizier","reference":"III/286/allvis","ref_year":null},{"parameter":"sed_flux","value":0.111,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:H","method":"III/286/allvis","source":"vizier","reference":"III/286/allvis","ref_year":null},{"parameter":"sed_flux","value":0.0467,"value_text":null,"unit":"Jy","err_plus":0.0048,"err_minus":0.0048,"band":"2MASS:J","method":"III/286/allvis","source":"vizier","reference":"III/286/allvis","ref_year":null},{"parameter":"sed_flux","value":0.0163,"value_text":null,"unit":"Jy","err_plus":0.0014,"err_minus":0.0014,"band":"2MASS:J","method":"IV/34/epic","source":"vizier","reference":"IV/34/epic","ref_year":null},{"parameter":"sed_flux","value":0.0698,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:Ks","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.0916,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:H","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.0268,"value_text":null,"unit":"Jy","err_plus":0.0036,"err_minus":0.0036,"band":"Johnson:J","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.0041,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"WISE:W4","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.00484,"value_text":null,"unit":"Jy","err_plus":0.00033,"err_minus":0.00033,"band":"WISE:W3","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.04,"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":0.0722,"value_text":null,"unit":"Jy","err_plus":0.0016,"err_minus":0.0016,"band":"WISE:W1","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.00839,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"Gaia:G","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.0144,"value_text":null,"unit":"Jy","err_plus":0.002,"err_minus":0.002,"band":"Johnson:V","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.0165,"value_text":null,"unit":"Jy","err_plus":0.0003,"err_minus":0.0003,"band":"Johnson:B","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":0.0698,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:Ks","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.0916,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:H","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.0268,"value_text":null,"unit":"Jy","err_plus":0.0036,"err_minus":0.0036,"band":"Johnson:J","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.000354,"value_text":null,"unit":"Jy","err_plus":5e-06,"err_minus":5e-06,"band":"Gaia:G","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.00375,"value_text":null,"unit":"Jy","err_plus":0.00016,"err_minus":0.00016,"band":"Johnson:V","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.0041,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"WISE:W4","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.00484,"value_text":null,"unit":"Jy","err_plus":0.00033,"err_minus":0.00033,"band":"WISE:W3","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.04,"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":0.0722,"value_text":null,"unit":"Jy","err_plus":0.0016,"err_minus":0.0016,"band":"WISE:W1","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.0165,"value_text":null,"unit":"Jy","err_plus":0.0003,"err_minus":0.0003,"band":"Johnson:B","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.000762,"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":0.00276,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:V","method":"VII/202/catalog","source":"vizier","reference":"VII/202/catalog","ref_year":null},{"parameter":"sed_flux","value":0.0131,"value_text":null,"unit":"Jy","err_plus":0.0012,"err_minus":0.0012,"band":"Johnson:K","method":"B/denis/denis","source":"vizier","reference":"B/denis/denis","ref_year":null},{"parameter":"sed_flux","value":0.0157,"value_text":null,"unit":"Jy","err_plus":0.0014,"err_minus":0.0014,"band":"Johnson:J","method":"B/denis/denis","source":"vizier","reference":"B/denis/denis","ref_year":null},{"parameter":"sed_flux","value":0.0101,"value_text":null,"unit":"Jy","err_plus":0.0005,"err_minus":0.0005,"band":"Cousins:I","method":"B/denis/denis","source":"vizier","reference":"B/denis/denis","ref_year":null},{"parameter":"sed_flux","value":0.00119,"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":0.023,"value_text":null,"unit":"Jy","err_plus":0.0047,"err_minus":0.0047,"band":"2MASS:H","method":"J/ApJ/867/105/refcat2","source":"vizier","reference":"J/ApJ/867/105/refcat2","ref_year":null},{"parameter":"sed_flux","value":0.0606,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:J","method":"J/ApJ/867/105/refcat2","source":"vizier","reference":"J/ApJ/867/105/refcat2","ref_year":null},{"parameter":"sed_flux","value":0.0222,"value_text":null,"unit":"Jy","err_plus":0.0017,"err_minus":0.0017,"band":"Johnson:K","method":"J/A+A/652/A120/oba-cat","source":"vizier","reference":"J/A+A/652/A120/oba-cat","ref_year":null},{"parameter":"sed_flux","value":0.0228,"value_text":null,"unit":"Jy","err_plus":0.0047,"err_minus":0.0047,"band":"Johnson:H","method":"J/A+A/652/A120/oba-cat","source":"vizier","reference":"J/A+A/652/A120/oba-cat","ref_year":null},{"parameter":"sed_flux","value":0.0618,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:J","method":"J/A+A/652/A120/oba-cat","source":"vizier","reference":"J/A+A/652/A120/oba-cat","ref_year":null},{"parameter":"sed_flux","value":0.0116,"value_text":null,"unit":"Jy","err_plus":0.0004,"err_minus":0.0004,"band":"Gaia:G","method":"J/A+A/652/A120/oba-cat","source":"vizier","reference":"J/A+A/652/A120/oba-cat","ref_year":null},{"parameter":"sed_flux","value":0.00574,"value_text":null,"unit":"Jy","err_plus":0.00026,"err_minus":0.00026,"band":"Johnson:K","method":"J/A+A/669/A115/table1","source":"vizier","reference":"J/A+A/669/A115/table1","ref_year":null},{"parameter":"sed_flux","value":0.0222,"value_text":null,"unit":"Jy","err_plus":0.0017,"err_minus":0.0017,"band":"Johnson:K","method":"J/A+A/691/A242/tessobaf","source":"vizier","reference":"J/A+A/691/A242/tessobaf","ref_year":null},{"parameter":"sed_flux","value":0.0228,"value_text":null,"unit":"Jy","err_plus":0.0047,"err_minus":0.0047,"band":"Johnson:H","method":"J/A+A/691/A242/tessobaf","source":"vizier","reference":"J/A+A/691/A242/tessobaf","ref_year":null},{"parameter":"sed_flux","value":0.0618,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:J","method":"J/A+A/691/A242/tessobaf","source":"vizier","reference":"J/A+A/691/A242/tessobaf","ref_year":null},{"parameter":"sed_flux","value":0.0114,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"J/A+A/691/A242/tessobaf","source":"vizier","reference":"J/A+A/691/A242/tessobaf","ref_year":null},{"parameter":"sed_flux","value":0.000213,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Gaia:G","method":"J/A+A/697/A50/exoddr1u","source":"vizier","reference":"J/A+A/697/A50/exoddr1u","ref_year":null},{"parameter":"sed_flux","value":0.607,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:K","method":"J/MNRAS/402/1729/table1","source":"vizier","reference":"J/MNRAS/402/1729/table1","ref_year":null},{"parameter":"sed_flux","value":0.72,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:H","method":"J/MNRAS/402/1729/table1","source":"vizier","reference":"J/MNRAS/402/1729/table1","ref_year":null},{"parameter":"sed_flux","value":0.519,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"Johnson:J","method":"J/MNRAS/402/1729/table1","source":"vizier","reference":"J/MNRAS/402/1729/table1","ref_year":null},{"parameter":"sed_flux","value":0.023,"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":0.0606,"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":0.26,"value_text":null,"unit":"Jy","err_plus":0.137,"err_minus":0.137,"band":"POSS-II:i","method":"I/305/out","source":"vizier","reference":"I/305/out","ref_year":null},{"parameter":"sed_flux","value":0.674,"value_text":null,"unit":"Jy","err_plus":0.308,"err_minus":0.308,"band":"POSS-II:F","method":"I/305/out","source":"vizier","reference":"I/305/out","ref_year":null},{"parameter":"sed_flux","value":0.572,"value_text":null,"unit":"Jy","err_plus":0.25,"err_minus":0.25,"band":"Johnson:B","method":"I/305/out","source":"vizier","reference":"I/305/out","ref_year":null},{"parameter":"sed_flux","value":0.0229,"value_text":null,"unit":"Jy","err_plus":0.0017,"err_minus":0.0017,"band":"2MASS:Ks","method":"I/317/sample","source":"vizier","reference":"I/317/sample","ref_year":null},{"parameter":"sed_flux","value":0.023,"value_text":null,"unit":"Jy","err_plus":0.0047,"err_minus":0.0047,"band":"2MASS:H","method":"I/317/sample","source":"vizier","reference":"I/317/sample","ref_year":null},{"parameter":"sed_flux","value":0.0606,"value_text":null,"unit":"Jy","err_plus":null,"err_minus":null,"band":"2MASS:J","method":"I/317/sample","source":"vizier","reference":"I/317/sample","ref_year":null},{"parameter":"sed_flux","value":0.0229,"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":0.023,"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":0.0606,"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":0.00536,"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}],"orbit":null,"exoplanet":null,"sources":[{"source":"simbad","url":"https://simbad.cds.unistra.fr/simbad/sim-basic?Ident=NGC 6540","fetched_at":"2026-09-08T06:32:23.002674+00:00"},{"source":"vizier","url":"https://vizier.cds.unistra.fr/viz-bin/VizieR-4?-c=271.535833%20-27.765278&-c.rs=5","fetched_at":"2026-09-08T06:32:30.990379+00:00"}]}