{"id":3222411,"slug":"ogle-blg-rrlyr-30307","name":"OGLE BLG-RRLYR-30307","domain":"deep-sky","class":"star","otype":"RR*","otype_label":"RRLyrae","ra":267.62754567847,"dec":-23.38571332361,"coo_err_mas":0.1677,"coo_bibcode":"2020yCat.1350....0G","plx_mas":0.0563,"pmra":-4.695,"pmdec":0.123,"rv_kms":null,"redshift":null,"dist_pc":null,"vmag":19.28,"bmag":null,"gmag":18.365137,"jmag":null,"kmag":null,"sp_type":null,"morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":5,"simbad_oid":10639305,"gaia_dr3":4068663618095750656,"jpl_spkid":null,"ned_name":null,"exo_name":null,"host_object_id":null,"depth":1,"deep_at":"2026-08-16T04:28:35.652777+00:00","views":3,"first_seen":"2026-08-14T16:53:15.166494+00:00","updated_at":"2026-08-14T16:53:15.166494+00:00","identifiers":["Gaia DR2 4068663618095750656","Gaia DR3 4068663618095750656","OGLE BLG638.4 98024","OGLE BLG-RRLYR-30307"],"measurements":[{"parameter":"distance","value":596.3982,"value_text":null,"unit":"pc","err_plus":null,"err_minus":null,"band":null,"method":"Gaia DR3","source":"gaia-dr3","reference":"2023A&A...674A...1G","ref_year":2023},{"parameter":"effective_temperature","value":4702.69,"value_text":null,"unit":"K","err_plus":null,"err_minus":null,"band":null,"method":"Gaia DR3","source":"gaia-dr3","reference":"2023A&A...674A...1G","ref_year":2023},{"parameter":"magnitude","value":18.351877,"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":18.365137,"value_text":null,"unit":"mag","err_plus":0.005603,"err_minus":0.005603,"band":"G","method":"V","source":"simbad","reference":"2020yCat.1350....0G","ref_year":2020},{"parameter":"magnitude","value":17.069,"value_text":null,"unit":"mag","err_plus":null,"err_minus":null,"band":"I","method":"V","source":"simbad","reference":"2014AcA....64..177S","ref_year":2014},{"parameter":"magnitude","value":19.28,"value_text":null,"unit":"mag","err_plus":null,"err_minus":null,"band":"V","method":"V","source":"simbad","reference":"2014AcA....64..177S","ref_year":2014},{"parameter":"metallicity","value":-1.0367,"value_text":null,"unit":"dex","err_plus":null,"err_minus":null,"band":null,"method":"Gaia DR3","source":"gaia-dr3","reference":"2023A&A...674A...1G","ref_year":2023},{"parameter":"parallax","value":0.05629407100813118,"value_text":null,"unit":"mas","err_plus":0.20477127,"err_minus":0.20477127,"band":null,"method":"Gaia DR3","source":"gaia-dr3","reference":"2023A&A...674A...1G","ref_year":2023},{"parameter":"parallax","value":0.0563,"value_text":null,"unit":"mas","err_plus":0.2048,"err_minus":0.2048,"band":null,"method":null,"source":"simbad","reference":"2020yCat.1350....0G","ref_year":2020},{"parameter":"parallax","value":0.5069,"value_text":null,"unit":"mas","err_plus":0.2666,"err_minus":0.2666,"band":null,"method":null,"source":"simbad","reference":"2018yCat.1345....0G","ref_year":2018},{"parameter":"pm_dec","value":0.12257494173036701,"value_text":null,"unit":"mas/yr","err_plus":0.13344952,"err_minus":0.13344952,"band":null,"method":"Gaia DR3","source":"gaia-dr3","reference":"2023A&A...674A...1G","ref_year":2023},{"parameter":"pm_dec","value":0.123,"value_text":null,"unit":"mas/yr","err_plus":0.133,"err_minus":0.133,"band":null,"method":"ICRS","source":"simbad","reference":"2020yCat.1350....0G","ref_year":2020},{"parameter":"pm_dec","value":-0.026,"value_text":null,"unit":"mas/yr","err_plus":0.323,"err_minus":0.323,"band":null,"method":"ICRS","source":"simbad","reference":"2018yCat.1345....0G","ref_year":2018},{"parameter":"pm_ra","value":-4.694807516767773,"value_text":null,"unit":"mas/yr","err_plus":0.20762345,"err_minus":0.20762345,"band":null,"method":"Gaia DR3","source":"gaia-dr3","reference":"2023A&A...674A...1G","ref_year":2023},{"parameter":"pm_ra","value":-4.695,"value_text":null,"unit":"mas/yr","err_plus":0.208,"err_minus":0.208,"band":null,"method":"ICRS","source":"simbad","reference":"2020yCat.1350....0G","ref_year":2020},{"parameter":"pm_ra","value":-5.882,"value_text":null,"unit":"mas/yr","err_plus":0.409,"err_minus":0.409,"band":null,"method":"ICRS","source":"simbad","reference":"2018yCat.1345....0G","ref_year":2018},{"parameter":"ruwe","value":1.0367744,"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":"surface_gravity","value":4.7457,"value_text":null,"unit":"log(cm/s2)","err_plus":null,"err_minus":null,"band":null,"method":"Gaia DR3","source":"gaia-dr3","reference":"2023A&A...674A...1G","ref_year":2023},{"parameter":"variability_period","value":0.224799,"value_text":null,"unit":"d","err_plus":null,"err_minus":null,"band":null,"method":"RRC","source":"simbad","reference":"2022yCat.1358....0G","ref_year":2022},{"parameter":"variability_period","value":0.224802,"value_text":null,"unit":"d","err_plus":null,"err_minus":null,"band":null,"method":"RRC","source":"simbad","reference":"2019AcA....69..321S","ref_year":2019},{"parameter":"variability_period","value":0.224802,"value_text":null,"unit":"d","err_plus":null,"err_minus":null,"band":null,"method":"RRC","source":"simbad","reference":"2017AcA....67..297S","ref_year":2017},{"parameter":"variability_period","value":0.224802,"value_text":null,"unit":"d","err_plus":null,"err_minus":null,"band":null,"method":"RRC","source":"simbad","reference":"2014AcA....64..177S","ref_year":2014}],"orbit":null,"exoplanet":null,"sources":[{"source":"simbad","url":"https://simbad.cds.unistra.fr/simbad/sim-basic?Ident=OGLE BLG-RRLYR-30307","fetched_at":"2026-08-16T04:28:32.098592+00:00"},{"source":"gaia-dr3","url":"https://vizier.cds.unistra.fr/viz-bin/VizieR-S?Gaia%20DR3%204068663618095750656","fetched_at":"2026-08-16T04:28:34.428656+00:00"}]}