{"id":3855193,"slug":"ubc-557","name":"UBC 557","domain":"deep-sky","class":"cluster","otype":"OpC","otype_label":"OpenCluster","ra":256.1791666666667,"dec":-38.98333333333333,"coo_err_mas":null,"coo_bibcode":"2020A&A...640A...1C","plx_mas":0.63,"pmra":1.464,"pmdec":-0.414,"rv_kms":-10.763,"redshift":-3.590086e-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":9,"simbad_oid":18226364,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":null,"host_object_id":null,"depth":1,"deep_at":"2026-10-17T21:07:03.606584+00:00","views":13,"first_seen":"2026-08-14T16:54:35.861346+00:00","updated_at":"2026-08-14T16:54:35.861346+00:00","identifiers":["UBC 557"],"measurements":[{"parameter":"distance","value":1489.0,"value_text":null,"unit":"pc","err_plus":48.0,"err_minus":-48.0,"band":null,"method":"paral","source":"simbad","reference":"2021MNRAS.504..356D","ref_year":2021},{"parameter":"distance","value":1617.0,"value_text":null,"unit":"pc","err_plus":null,"err_minus":null,"band":null,"method":"paral","source":"simbad","reference":"2021A&A...651A.104P","ref_year":2021},{"parameter":"metallicity","value":0.203,"value_text":null,"unit":"dex","err_plus":null,"err_minus":null,"band":null,"method":null,"source":"simbad","reference":"2021MNRAS.504..356D","ref_year":2021},{"parameter":"parallax","value":0.686,"value_text":null,"unit":"mas","err_plus":0.02,"err_minus":0.02,"band":null,"method":null,"source":"simbad","reference":"2023A&A...674A..37G","ref_year":2023},{"parameter":"parallax","value":0.647,"value_text":null,"unit":"mas","err_plus":0.07,"err_minus":0.07,"band":null,"method":null,"source":"simbad","reference":"2021MNRAS.504..356D","ref_year":2021},{"parameter":"parallax","value":0.656,"value_text":null,"unit":"mas","err_plus":0.014,"err_minus":0.014,"band":null,"method":null,"source":"simbad","reference":"2021A&A...651A.104P","ref_year":2021},{"parameter":"parallax","value":0.6337,"value_text":null,"unit":"mas","err_plus":0.0227,"err_minus":0.0227,"band":null,"method":null,"source":"simbad","reference":"2020A&A...635A..45C","ref_year":2020},{"parameter":"parallax","value":0.63,"value_text":null,"unit":"mas","err_plus":0.021,"err_minus":0.021,"band":null,"method":null,"source":"simbad","reference":"2020A&A...640A...1C","ref_year":2020},{"parameter":"pm_dec","value":-0.421,"value_text":null,"unit":"mas/yr","err_plus":0.079,"err_minus":0.079,"band":null,"method":null,"source":"simbad","reference":"2023A&A...674A..37G","ref_year":2023},{"parameter":"pm_dec","value":-0.414,"value_text":null,"unit":"mas/yr","err_plus":0.08,"err_minus":0.08,"band":null,"method":null,"source":"simbad","reference":"2021A&A...651A.104P","ref_year":2021},{"parameter":"pm_dec","value":-0.39,"value_text":null,"unit":"mas/yr","err_plus":0.112,"err_minus":0.112,"band":null,"method":null,"source":"simbad","reference":"2021MNRAS.504..356D","ref_year":2021},{"parameter":"pm_dec","value":-0.406,"value_text":null,"unit":"mas/yr","err_plus":0.086,"err_minus":0.086,"band":null,"method":"ICRS","source":"simbad","reference":"2020A&A...635A..45C","ref_year":2020},{"parameter":"pm_dec","value":-0.4,"value_text":null,"unit":"mas/yr","err_plus":0.059,"err_minus":0.059,"band":null,"method":"ICRS","source":"simbad","reference":"2020A&A...640A...1C","ref_year":2020},{"parameter":"pm_ra","value":1.456,"value_text":null,"unit":"mas/yr","err_plus":0.058,"err_minus":0.058,"band":null,"method":null,"source":"simbad","reference":"2023A&A...674A..37G","ref_year":2023},{"parameter":"pm_ra","value":1.464,"value_text":null,"unit":"mas/yr","err_plus":0.048,"err_minus":0.048,"band":null,"method":null,"source":"simbad","reference":"2021A&A...651A.104P","ref_year":2021},{"parameter":"pm_ra","value":1.458,"value_text":null,"unit":"mas/yr","err_plus":0.127,"err_minus":0.127,"band":null,"method":null,"source":"simbad","reference":"2021MNRAS.504..356D","ref_year":2021},{"parameter":"pm_ra","value":1.456,"value_text":null,"unit":"mas/yr","err_plus":0.066,"err_minus":0.066,"band":null,"method":"ICRS","source":"simbad","reference":"2020A&A...640A...1C","ref_year":2020},{"parameter":"pm_ra","value":1.454,"value_text":null,"unit":"mas/yr","err_plus":0.079,"err_minus":0.079,"band":null,"method":"ICRS","source":"simbad","reference":"2020A&A...635A..45C","ref_year":2020},{"parameter":"radial_velocity","value":-10.763,"value_text":null,"unit":"km/s","err_plus":3.006,"err_minus":3.006,"band":null,"method":"v","source":"simbad","reference":"2023A&A...674A..37G","ref_year":2023},{"parameter":"sed_flux","value":0.000657,"value_text":null,"unit":"Jy","err_plus":1.2e-05,"err_minus":1.2e-05,"band":"VISTA:H","method":"II/376/vvv4","source":"vizier","reference":"II/376/vvv4","ref_year":null},{"parameter":"sed_flux","value":0.000617,"value_text":null,"unit":"Jy","err_plus":9e-06,"err_minus":9e-06,"band":"VISTA:J","method":"II/376/vvv4","source":"vizier","reference":"II/376/vvv4","ref_year":null},{"parameter":"sed_flux","value":0.000449,"value_text":null,"unit":"Jy","err_plus":6e-06,"err_minus":6e-06,"band":"VISTA:Y","method":"II/376/vvv4","source":"vizier","reference":"II/376/vvv4","ref_year":null},{"parameter":"sed_flux","value":0.000294,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"VISTA:Z","method":"II/376/vvv4","source":"vizier","reference":"II/376/vvv4","ref_year":null},{"parameter":"sed_flux","value":0.000144,"value_text":null,"unit":"Jy","err_plus":7e-06,"err_minus":7e-06,"band":"SkyMapper/SkyMapper:z","method":"II/379/smssdr4","source":"vizier","reference":"II/379/smssdr4","ref_year":null},{"parameter":"sed_flux","value":9.33e-05,"value_text":null,"unit":"Jy","err_plus":4.8e-06,"err_minus":4.8e-06,"band":"SkyMapper/SkyMapper:i","method":"II/379/smssdr4","source":"vizier","reference":"II/379/smssdr4","ref_year":null},{"parameter":"sed_flux","value":4.51e-05,"value_text":null,"unit":"Jy","err_plus":2.1e-06,"err_minus":2.1e-06,"band":"SkyMapper/SkyMapper:r","method":"II/379/smssdr4","source":"vizier","reference":"II/379/smssdr4","ref_year":null},{"parameter":"sed_flux","value":0.00059,"value_text":null,"unit":"Jy","err_plus":2e-05,"err_minus":2e-05,"band":"VISTA:Ks","method":"II/387/virac2","source":"vizier","reference":"II/387/virac2","ref_year":null},{"parameter":"sed_flux","value":0.000716,"value_text":null,"unit":"Jy","err_plus":7e-06,"err_minus":7e-06,"band":"VISTA:H","method":"II/387/virac2","source":"vizier","reference":"II/387/virac2","ref_year":null},{"parameter":"sed_flux","value":0.000599,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"VISTA:J","method":"II/387/virac2","source":"vizier","reference":"II/387/virac2","ref_year":null},{"parameter":"sed_flux","value":0.000458,"value_text":null,"unit":"Jy","err_plus":7e-06,"err_minus":7e-06,"band":"VISTA:Y","method":"II/387/virac2","source":"vizier","reference":"II/387/virac2","ref_year":null},{"parameter":"sed_flux","value":0.00028,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"VISTA:Z","method":"II/387/virac2","source":"vizier","reference":"II/387/virac2","ref_year":null},{"parameter":"sed_flux","value":1.13e-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":2.93e-05,"value_text":null,"unit":"Jy","err_plus":2.5e-06,"err_minus":2.5e-06,"band":"Johnson:V","method":"IV/38/tic","source":"vizier","reference":"IV/38/tic","ref_year":null},{"parameter":"sed_flux","value":1.13e-05,"value_text":null,"unit":"Jy","err_plus":3e-07,"err_minus":3e-07,"band":"Gaia:G","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":2.93e-05,"value_text":null,"unit":"Jy","err_plus":2.5e-06,"err_minus":2.5e-06,"band":"Johnson:V","method":"IV/39/tic82","source":"vizier","reference":"IV/39/tic82","ref_year":null},{"parameter":"sed_flux","value":0.00019,"value_text":null,"unit":"Jy","err_plus":7e-06,"err_minus":7e-06,"band":"Gaia:G","method":"J/ApJ/867/105/refcat2","source":"vizier","reference":"J/ApJ/867/105/refcat2","ref_year":null},{"parameter":"sed_flux","value":7.63e-05,"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":1.23e-05,"value_text":null,"unit":"Jy","err_plus":4e-07,"err_minus":4e-07,"band":"GAIA/GAIA2:G","method":"I/345/gaia2","source":"vizier","reference":"I/345/gaia2","ref_year":null},{"parameter":"sed_flux","value":0.000165,"value_text":null,"unit":"Jy","err_plus":7e-06,"err_minus":7e-06,"band":"GAIA/GAIA2:Grp","method":"I/345/gaia2","source":"vizier","reference":"I/345/gaia2","ref_year":null},{"parameter":"sed_flux","value":2.55e-05,"value_text":null,"unit":"Jy","err_plus":2e-06,"err_minus":2e-06,"band":"GAIA/GAIA2:Gbp","method":"I/345/gaia2","source":"vizier","reference":"I/345/gaia2","ref_year":null},{"parameter":"sed_flux","value":0.00015,"value_text":null,"unit":"Jy","err_plus":2e-06,"err_minus":2e-06,"band":"GAIA/GAIA3:Grp","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":6.66e-05,"value_text":null,"unit":"Jy","err_plus":2e-07,"err_minus":2e-07,"band":"GAIA/GAIA3:G","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":1.67e-05,"value_text":null,"unit":"Jy","err_plus":1.3e-06,"err_minus":1.3e-06,"band":"GAIA/GAIA3:Gbp","method":"I/350/gaiaedr3","source":"vizier","reference":"I/350/gaiaedr3","ref_year":null},{"parameter":"sed_flux","value":2.17e-05,"value_text":null,"unit":"Jy","err_plus":1.6e-06,"err_minus":1.6e-06,"band":"Gaia:G","method":"I/353/gsc242","source":"vizier","reference":"I/353/gsc242","ref_year":null},{"parameter":"sed_flux","value":0.00015,"value_text":null,"unit":"Jy","err_plus":2e-06,"err_minus":2e-06,"band":"GAIA/GAIA3:Grp","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":6.8e-05,"value_text":null,"unit":"Jy","err_plus":2e-07,"err_minus":2e-07,"band":"GAIA/GAIA3:G","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":1.67e-05,"value_text":null,"unit":"Jy","err_plus":1.3e-06,"err_minus":1.3e-06,"band":"GAIA/GAIA3:Gbp","method":"I/355/gaiadr3","source":"vizier","reference":"I/355/gaiadr3","ref_year":null},{"parameter":"sed_flux","value":0.000589,"value_text":null,"unit":"Jy","err_plus":1.3e-05,"err_minus":1.3e-05,"band":"VISTA:Ks","method":"II/348/vvv2","source":"vizier","reference":"II/348/vvv2","ref_year":null},{"parameter":"sed_flux","value":0.000661,"value_text":null,"unit":"Jy","err_plus":1.2e-05,"err_minus":1.2e-05,"band":"VISTA:H","method":"II/348/vvv2","source":"vizier","reference":"II/348/vvv2","ref_year":null},{"parameter":"sed_flux","value":0.000611,"value_text":null,"unit":"Jy","err_plus":9e-06,"err_minus":9e-06,"band":"VISTA:J","method":"II/348/vvv2","source":"vizier","reference":"II/348/vvv2","ref_year":null},{"parameter":"sed_flux","value":0.000457,"value_text":null,"unit":"Jy","err_plus":6e-06,"err_minus":6e-06,"band":"VISTA:Y","method":"II/348/vvv2","source":"vizier","reference":"II/348/vvv2","ref_year":null},{"parameter":"sed_flux","value":0.000307,"value_text":null,"unit":"Jy","err_plus":4e-06,"err_minus":4e-06,"band":"VISTA:Z","method":"II/348/vvv2","source":"vizier","reference":"II/348/vvv2","ref_year":null},{"parameter":"sed_flux","value":0.000548,"value_text":null,"unit":"Jy","err_plus":1e-05,"err_minus":1e-05,"band":"Johnson:K","method":"II/364/virac","source":"vizier","reference":"II/364/virac","ref_year":null},{"parameter":"sed_flux","value":0.000583,"value_text":null,"unit":"Jy","err_plus":1.3e-05,"err_minus":1.3e-05,"band":"VISTA:Ks","method":"II/376/vvv4","source":"vizier","reference":"II/376/vvv4","ref_year":null}],"orbit":null,"exoplanet":null,"sources":[{"source":"simbad","url":"https://simbad.cds.unistra.fr/simbad/sim-basic?Ident=UBC 557","fetched_at":"2026-10-17T21:06:40.501645+00:00"},{"source":"vizier","url":"https://vizier.cds.unistra.fr/viz-bin/VizieR-4?-c=256.179167%20-38.983333&-c.rs=5","fetched_at":"2026-10-17T21:07:03.602615+00:00"}]}