{"id":"https://openalex.org/W2154020249","doi":"https://doi.org/10.1088/0004-637x/810/2/164","title":"THE QUEST\u2013La SILLA AGN VARIABILITY SURVEY","display_name":"THE QUEST\u2013La SILLA AGN VARIABILITY SURVEY","publication_year":2015,"publication_date":"2015-09-10","ids":{"openalex":"https://openalex.org/W2154020249","doi":"https://doi.org/10.1088/0004-637x/810/2/164","mag":"2154020249"},"language":"en","primary_location":{"id":"doi:10.1088/0004-637x/810/2/164","doi":"https://doi.org/10.1088/0004-637x/810/2/164","is_oa":true,"landing_page_url":"https://doi.org/10.1088/0004-637x/810/2/164","pdf_url":"https://iopscience.iop.org/article/10.1088/0004-637X/810/2/164/pdf","source":{"id":"https://openalex.org/S1980519","display_name":"The Astrophysical Journal","issn_l":"0004-637X","issn":["0004-637X","1538-4357"],"is_oa":false,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-a","jufo-1","ki-jl-1","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astrophysical Journal","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["arxiv","crossref","datacite","doaj"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://iopscience.iop.org/article/10.1088/0004-637X/810/2/164/pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5063578714","display_name":"R. Cartier","orcid":"https://orcid.org/0000-0003-4553-4033","observed_orcids":["https://orcid.org/0000-0003-4553-4033"]},"institutions":[{"id":"https://openalex.org/I4210095519","display_name":"Millennium Institute of Astrophysics","ror":"https://ror.org/00sgdxg36","country_code":"CL","type":"nonprofit","lineage":["https://openalex.org/I4210095519"]},{"id":"https://openalex.org/I43439940","display_name":"University of Southampton","ror":"https://ror.org/01ryk1543","country_code":"GB","type":"education","lineage":["https://openalex.org/I43439940"]},{"id":"https://openalex.org/I69737025","display_name":"University of Chile","ror":"https://ror.org/047gc3g35","country_code":"CL","type":"education","lineage":["https://openalex.org/I69737025"]}],"countries":["CL","GB"],"is_corresponding":false,"raw_author_name":"R\u00e9gis Cartier","raw_affiliation_strings":["Departamento de Astronom\u00eda, Universidad de Chile, Casilla 36-D, Santiago, Chile","Millennium Institute of Astrophysics MAS, Nuncio Monse\u00f5r S\u00f3tero Sanz 100 Providencia, Santiago, Chile","School of Physics & Astronomy, University of Southampton, Southampton, Hampshire, SO17 1BJ, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departamento de Astronom\u00eda, Universidad de Chile, Casilla 36-D, Santiago, Chile","institution_ids":["https://openalex.org/I69737025"]},{"raw_affiliation_string":"Millennium Institute of Astrophysics MAS, Nuncio Monse\u00f5r S\u00f3tero Sanz 100 Providencia, Santiago, Chile","institution_ids":["https://openalex.org/I4210095519"]},{"raw_affiliation_string":"School of Physics & Astronomy, University of Southampton, Southampton, Hampshire, SO17 1BJ, UK","institution_ids":["https://openalex.org/I43439940"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026945822","display_name":"Paulina Lira","orcid":"https://orcid.org/0000-0003-1523-9164","observed_orcids":["https://orcid.org/0000-0003-1523-9164"]},"institutions":[{"id":"https://openalex.org/I69737025","display_name":"University of Chile","ror":"https://ror.org/047gc3g35","country_code":"CL","type":"education","lineage":["https://openalex.org/I69737025"]}],"countries":["CL"],"is_corresponding":false,"raw_author_name":"Paulina Lira","raw_affiliation_strings":["Departamento de Astronom\u00eda, Universidad de Chile, Casilla 36-D, Santiago, Chile"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departamento de Astronom\u00eda, Universidad de Chile, Casilla 36-D, Santiago, Chile","institution_ids":["https://openalex.org/I69737025"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044794137","display_name":"P. Coppi","orcid":"https://orcid.org/0000-0001-9604-2325","observed_orcids":["https://orcid.org/0000-0001-9604-2325"]},"institutions":[{"id":"https://openalex.org/I32971472","display_name":"Yale University","ror":"https://ror.org/03v76x132","country_code":"US","type":"education","lineage":["https://openalex.org/I32971472"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Paolo Coppi","raw_affiliation_strings":["Department of Astronomy, Yale University, New Haven, CT 06520-8101, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Astronomy, Yale University, New Haven, CT 06520-8101, USA","institution_ids":["https://openalex.org/I32971472"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057449689","display_name":"P. Sanch\u00e9z-S\u00e1ez","orcid":"https://orcid.org/0000-0003-0820-4692","observed_orcids":["https://orcid.org/0000-0003-0820-4692"]},"institutions":[{"id":"https://openalex.org/I69737025","display_name":"University of Chile","ror":"https://ror.org/047gc3g35","country_code":"CL","type":"education","lineage":["https://openalex.org/I69737025"]}],"countries":["CL"],"is_corresponding":false,"raw_author_name":"Paula S\u00e1nchez","raw_affiliation_strings":["Departamento de Astronom\u00eda, Universidad de Chile, Casilla 36-D, Santiago, Chile"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departamento de Astronom\u00eda, Universidad de Chile, Casilla 36-D, Santiago, Chile","institution_ids":["https://openalex.org/I69737025"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Patricia Ar\u00e9valo","orcid":"https://orcid.org/0000-0001-8503-9809","observed_orcids":["https://orcid.org/0000-0001-8503-9809"]},"institutions":[{"id":"https://openalex.org/I79274474","display_name":"University of Valpara\u00edso","ror":"https://ror.org/00h9jrb69","country_code":"CL","type":"education","lineage":["https://openalex.org/I79274474"]}],"countries":["CL"],"is_corresponding":false,"raw_author_name":"Patricia Ar\u00e9valo","raw_affiliation_strings":["Instituto de F\u00edsica y Astronom\u00eda, Facultad de Ciencias, Universidad de Valpara\u00edso, Gran Breta\u00f1a 1111, Valpara\u00edso, Chile"],"raw_orcid":"https://orcid.org/0000-0001-8503-9809","affiliations":[{"raw_affiliation_string":"Instituto de F\u00edsica y Astronom\u00eda, Facultad de Ciencias, Universidad de Valpara\u00edso, Gran Breta\u00f1a 1111, Valpara\u00edso, Chile","institution_ids":["https://openalex.org/I79274474"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025718836","display_name":"F. E. Bauer","orcid":"https://orcid.org/0000-0002-8686-8737","observed_orcids":["https://orcid.org/0000-0002-8686-8737"]},"institutions":[{"id":"https://openalex.org/I1298453700","display_name":"Space Science Institute","ror":"https://ror.org/046a9q865","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I1298453700"]},{"id":"https://openalex.org/I162148367","display_name":"Pontificia Universidad Cat\u00f3lica de Chile","ror":"https://ror.org/04teye511","country_code":"CL","type":"education","lineage":["https://openalex.org/I162148367"]},{"id":"https://openalex.org/I4210095519","display_name":"Millennium Institute of Astrophysics","ror":"https://ror.org/00sgdxg36","country_code":"CL","type":"nonprofit","lineage":["https://openalex.org/I4210095519"]}],"countries":["CL","US"],"is_corresponding":false,"raw_author_name":"Franz E. Bauer","raw_affiliation_strings":["Instituto de Astrof\u00edsica, Pontif\u00edcia Universidad Cat\u00f3lica de Chile, Casilla 306, Santiago, Chile","Millennium Institute of Astrophysics MAS, Nuncio Monse\u00f5r S\u00f3tero Sanz 100 Providencia, Santiago, Chile","Space Institute, 4750 Walnut Street, Suite 205, Boulder, CO 80301, USA"],"raw_orcid":"https://orcid.org/0000-0002-8686-8737","affiliations":[{"raw_affiliation_string":"Instituto de Astrof\u00edsica, Pontif\u00edcia Universidad Cat\u00f3lica de Chile, Casilla 306, Santiago, Chile","institution_ids":["https://openalex.org/I162148367"]},{"raw_affiliation_string":"Millennium Institute of Astrophysics MAS, Nuncio Monse\u00f5r S\u00f3tero Sanz 100 Providencia, Santiago, Chile","institution_ids":["https://openalex.org/I4210095519"]},{"raw_affiliation_string":"Space Institute, 4750 Walnut Street, Suite 205, Boulder, CO 80301, USA","institution_ids":["https://openalex.org/I1298453700"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009555939","display_name":"David L. Rabinowitz","orcid":"https://orcid.org/0000-0003-4961-7653","observed_orcids":["https://orcid.org/0000-0003-4961-7653"]},"institutions":[{"id":"https://openalex.org/I32971472","display_name":"Yale University","ror":"https://ror.org/03v76x132","country_code":"US","type":"education","lineage":["https://openalex.org/I32971472"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"David Rabinowitz","raw_affiliation_strings":["Department of Astronomy, Yale University, New Haven, CT 06520-8101, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Astronomy, Yale University, New Haven, CT 06520-8101, USA","institution_ids":["https://openalex.org/I32971472"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049898816","display_name":"Robert J. Zinn","orcid":"https://orcid.org/0000-0003-2539-8759","observed_orcids":["https://orcid.org/0000-0003-2539-8759"]},"institutions":[{"id":"https://openalex.org/I32971472","display_name":"Yale University","ror":"https://ror.org/03v76x132","country_code":"US","type":"education","lineage":["https://openalex.org/I32971472"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Robert Zinn","raw_affiliation_strings":["Department of Astronomy, Yale University, New Haven, CT 06520-8101, USA"],"raw_orcid":"https://orcid.org/0000-0003-2539-8759","affiliations":[{"raw_affiliation_string":"Department of Astronomy, Yale University, New Haven, CT 06520-8101, USA","institution_ids":["https://openalex.org/I32971472"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047243571","display_name":"Ricardo R. Mu\u00f1oz","orcid":"https://orcid.org/0000-0002-0810-5558","observed_orcids":["https://orcid.org/0000-0002-0810-5558"]},"institutions":[{"id":"https://openalex.org/I69737025","display_name":"University of Chile","ror":"https://ror.org/047gc3g35","country_code":"CL","type":"education","lineage":["https://openalex.org/I69737025"]}],"countries":["CL"],"is_corresponding":false,"raw_author_name":"Ricardo R. Mu\u00f1oz","raw_affiliation_strings":["Departamento de Astronom\u00eda, Universidad de Chile, Casilla 36-D, Santiago, Chile"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departamento de Astronom\u00eda, Universidad de Chile, Casilla 36-D, Santiago, Chile","institution_ids":["https://openalex.org/I69737025"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5065604175","display_name":"N. Meza","orcid":"https://orcid.org/0000-0002-7015-3446","observed_orcids":["https://orcid.org/0000-0002-7015-3446"]},"institutions":[{"id":"https://openalex.org/I69737025","display_name":"University of Chile","ror":"https://ror.org/047gc3g35","country_code":"CL","type":"education","lineage":["https://openalex.org/I69737025"]}],"countries":["CL"],"is_corresponding":false,"raw_author_name":"Nicol\u00e1s Meza","raw_affiliation_strings":["Departamento de Astronom\u00eda, Universidad de Chile, Casilla 36-D, Santiago, Chile"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departamento de Astronom\u00eda, Universidad de Chile, Casilla 36-D, Santiago, Chile","institution_ids":["https://openalex.org/I69737025"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":7,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":4499,"currency":"USD","value_usd":4499},"apc_paid":null,"fwci":2.6526,"has_fulltext":true,"cited_by_count":28,"citation_normalized_percentile":{"value":0.88815413,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"810","issue":"2","first_page":"164","last_page":"164"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10026","display_name":"Galaxies: Formation, Evolution, Phenomena","score":0.8515999913215637,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10026","display_name":"Galaxies: Formation, Evolution, Phenomena","score":0.8515999913215637,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10744","display_name":"Astrophysical Phenomena and Observations","score":0.120899997651577,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10039","display_name":"Stellar, planetary, and galactic studies","score":0.008299999870359898,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/active-galactic-nuclei","display_name":"active galactic nuclei","score":0.9470000267028809},{"id":"https://openalex.org/keywords/agn-variability","display_name":"AGN variability","score":0.8600000143051147},{"id":"https://openalex.org/keywords/optical-light-curves","display_name":"optical light curves","score":0.8830000162124634},{"id":"https://openalex.org/keywords/broad-line-agn","display_name":"broad-line AGN","score":0.8399999737739563},{"id":"https://openalex.org/keywords/structure-functions","display_name":"structure functions","score":0.7099999785423279},{"id":"https://openalex.org/keywords/detector-nonlinearity","display_name":"detector nonlinearity","score":0.8069999814033508},{"id":"https://openalex.org/keywords/obscured-agn","display_name":"obscured AGN","score":0.6959999799728394},{"id":"https://openalex.org/keywords/low-luminosity-agn","display_name":"low-luminosity AGN","score":0.8510000109672546},{"id":"https://openalex.org/keywords/extragalactic-fields","display_name":"extragalactic fields","score":0.5789999961853027}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.8789790868759155},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.7076618075370789},{"id":"https://openalex.org/C68271606","wikidata":"https://www.wikidata.org/wiki/Q625648","display_name":"Photometry (optics)","level":3,"score":0.6849589943885803},{"id":"https://openalex.org/C2779919027","wikidata":"https://www.wikidata.org/wiki/Q62832","display_name":"Observatory","level":2,"score":0.6329320073127747},{"id":"https://openalex.org/C87791202","wikidata":"https://www.wikidata.org/wiki/Q891841","display_name":"Schmidt camera","level":3,"score":0.6158498525619507},{"id":"https://openalex.org/C133725777","wikidata":"https://www.wikidata.org/wiki/Q181505","display_name":"Astrometry","level":3,"score":0.5634366273880005},{"id":"https://openalex.org/C73329638","wikidata":"https://www.wikidata.org/wiki/Q527","display_name":"Sky","level":2,"score":0.5601025223731995},{"id":"https://openalex.org/C98444146","wikidata":"https://www.wikidata.org/wiki/Q318","display_name":"Galaxy","level":2,"score":0.550173819065094},{"id":"https://openalex.org/C130726490","wikidata":"https://www.wikidata.org/wiki/Q675076","display_name":"Light curve","level":2,"score":0.5498983860015869},{"id":"https://openalex.org/C180205008","wikidata":"https://www.wikidata.org/wiki/Q159190","display_name":"Amplitude","level":2,"score":0.5215030312538147},{"id":"https://openalex.org/C135041427","wikidata":"https://www.wikidata.org/wiki/Q83373","display_name":"Quasar","level":3,"score":0.47595497965812683},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.4665980339050293},{"id":"https://openalex.org/C43481613","wikidata":"https://www.wikidata.org/wiki/Q46587","display_name":"Active galactic nucleus","level":3,"score":0.43822893500328064},{"id":"https://openalex.org/C2780848835","wikidata":"https://www.wikidata.org/wiki/Q4213","display_name":"Telescope","level":2,"score":0.41625940799713135},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.15747284889221191},{"id":"https://openalex.org/C150846664","wikidata":"https://www.wikidata.org/wiki/Q7602306","display_name":"Stars","level":2,"score":0.0}],"mesh":[],"locations_count":6,"locations":[{"id":"doi:10.1088/0004-637x/810/2/164","doi":"https://doi.org/10.1088/0004-637x/810/2/164","is_oa":true,"landing_page_url":"https://doi.org/10.1088/0004-637x/810/2/164","pdf_url":"https://iopscience.iop.org/article/10.1088/0004-637X/810/2/164/pdf","source":{"id":"https://openalex.org/S1980519","display_name":"The Astrophysical Journal","issn_l":"0004-637X","issn":["0004-637X","1538-4357"],"is_oa":false,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-a","jufo-1","ki-jl-1","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astrophysical Journal","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:1507.08676","doi":null,"is_oa":true,"landing_page_url":"http://arxiv.org/abs/1507.08676","pdf_url":"https://arxiv.org/pdf/1507.08676","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"pmh:oai:americanae.aecid.es:3269714","doi":null,"is_oa":true,"landing_page_url":"http://americanae.aecid.es/americanae/es/registros/registro.do?tipoRegistro=MTD&idBib=3269714","pdf_url":null,"source":{"id":"https://openalex.org/S4306400786","display_name":"Americanae (AECID Library)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Astrophysical Journal","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:localhost:10533/146818","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/10533/146818","pdf_url":null,"source":{"id":"https://openalex.org/S4306402641","display_name":"LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Cient\u00edficas)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4383465926","host_organization_name":"LA Referencia","host_organization_lineage":["https://openalex.org/I4383465926"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Astrophysical Journal","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:repositorio.uchile.cl:2250/135004","doi":null,"is_oa":true,"landing_page_url":"https://repositorio.uchile.cl/handle/2250/135004","pdf_url":null,"source":{"id":"https://openalex.org/S4306481413","display_name":"Universidad de Chile","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Art\u00edculo de revista"},{"id":"doi:10.48550/arxiv.1507.08676","doi":"https://doi.org/10.48550/arxiv.1507.08676","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.1507.08676","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article-journal"}],"best_oa_location":{"id":"doi:10.1088/0004-637x/810/2/164","doi":"https://doi.org/10.1088/0004-637x/810/2/164","is_oa":true,"landing_page_url":"https://doi.org/10.1088/0004-637x/810/2/164","pdf_url":"https://iopscience.iop.org/article/10.1088/0004-637X/810/2/164/pdf","source":{"id":"https://openalex.org/S1980519","display_name":"The Astrophysical Journal","issn_l":"0004-637X","issn":["0004-637X","1538-4357"],"is_oa":false,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-a","jufo-1","ki-jl-1","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astrophysical Journal","raw_type":"journal-article"},"sustainable_development_goals":[],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G249051994","display_name":null,"funder_award_id":"PFB-06","funder_id":"https://openalex.org/F4320334812","funder_display_name":"Comisi\u00f3n Nacional de Investigaci\u00f3n Cient\u00edfica y Tecnol\u00f3gica"},{"id":"https://openalex.org/G3143225424","display_name":null,"funder_award_id":"IC120009","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G3212984348","display_name":null,"funder_award_id":"IC 120009","funder_id":"https://openalex.org/F4320334812","funder_display_name":"Comisi\u00f3n Nacional de Investigaci\u00f3n Cient\u00edfica y Tecnol\u00f3gica"},{"id":"https://openalex.org/G4257222754","display_name":"The Rehydroxylation Dating of Unglazed Ceramics by Infrared Spectroscopy","funder_award_id":"1141218","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G7835920353","display_name":"Collaborative Research: The genomic basis of dramatic, rapid, convergent evolution in the killifish Fundulus heteroclitus","funder_award_id":"1120013","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320306084","display_name":"U.S. Department of Energy","ror":"https://ror.org/01bj3aw27"},{"id":"https://openalex.org/F4320306101","display_name":"National Aeronautics and Space Administration","ror":"https://ror.org/027ka1x80"},{"id":"https://openalex.org/F4320306151","display_name":"Alfred P. Sloan Foundation","ror":"https://ror.org/052csg198"},{"id":"https://openalex.org/F4320308380","display_name":"Yale University","ror":"https://ror.org/03v76x132"},{"id":"https://openalex.org/F4320309292","display_name":"Princeton University","ror":"https://ror.org/00hx57361"},{"id":"https://openalex.org/F4320309374","display_name":"Ohio State University","ror":"https://ror.org/00rs6vg23"},{"id":"https://openalex.org/F4320310094","display_name":"University of Washington","ror":"https://ror.org/00cvxb145"},{"id":"https://openalex.org/F4320310145","display_name":"Johns Hopkins University","ror":"https://ror.org/00za53h95"},{"id":"https://openalex.org/F4320310174","display_name":"University of Pittsburgh","ror":"https://ror.org/01an3r305"},{"id":"https://openalex.org/F4320310281","display_name":"Case Western Reserve University","ror":"https://ror.org/051fd9666"},{"id":"https://openalex.org/F4320310343","display_name":"Drexel University","ror":"https://ror.org/04bdffz58"},{"id":"https://openalex.org/F4320310466","display_name":"Universit\u00e4t Basel","ror":"https://ror.org/02s6k3f65"},{"id":"https://openalex.org/F4320311064","display_name":"University of Portsmouth","ror":"https://ror.org/03ykbk197"},{"id":"https://openalex.org/F4320311400","display_name":"New Mexico State University","ror":"https://ror.org/00hpz7z43"},{"id":"https://openalex.org/F4320321133","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35"},{"id":"https://openalex.org/F4320322434","display_name":"Max-Planck-Gesellschaft","ror":"https://ror.org/01hhn8329"},{"id":"https://openalex.org/F4320331606","display_name":"Max-Planck-Institut f\u00fcr Astronomie","ror":"https://ror.org/01vhnrs90"},{"id":"https://openalex.org/F4320334812","display_name":"Comisi\u00f3n Nacional de Investigaci\u00f3n Cient\u00edfica y Tecnol\u00f3gica","ror":"https://ror.org/02ap3w078"},{"id":"https://openalex.org/F4320337643","display_name":"U.S. Naval Observatory","ror":"https://ror.org/048s2rn92"},{"id":"https://openalex.org/F4320338288","display_name":"Fermilab","ror":"https://ror.org/020hgte69"},{"id":"https://openalex.org/F4320338304","display_name":"Los Alamos National Laboratory","ror":"https://ror.org/01e41cf67"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2154020249.pdf","grobid_xml":"https://content.openalex.org/works/W2154020249.grobid-xml"},"referenced_works_count":98,"referenced_works":["https://openalex.org/W269682840","https://openalex.org/W1484263073","https://openalex.org/W1490065512","https://openalex.org/W1624842220","https://openalex.org/W1757305573","https://openalex.org/W1967715705","https://openalex.org/W1967833739","https://openalex.org/W1968748884","https://openalex.org/W1971726014","https://openalex.org/W1975831993","https://openalex.org/W1981794429","https://openalex.org/W1985523694","https://openalex.org/W1985786875","https://openalex.org/W1986781091","https://openalex.org/W1991502431","https://openalex.org/W1995405841","https://openalex.org/W1995667613","https://openalex.org/W2000232297","https://openalex.org/W2000909045","https://openalex.org/W2006534755","https://openalex.org/W2007545849","https://openalex.org/W2015233973","https://openalex.org/W2017660056","https://openalex.org/W2018489450","https://openalex.org/W2018820911","https://openalex.org/W2019510552","https://openalex.org/W2020434357","https://openalex.org/W2022349089","https://openalex.org/W2022656620","https://openalex.org/W2023193194","https://openalex.org/W2023974358","https://openalex.org/W2024487072","https://openalex.org/W2025146648","https://openalex.org/W2027297109","https://openalex.org/W2028897546","https://openalex.org/W2036919467","https://openalex.org/W2037502800","https://openalex.org/W2041297422","https://openalex.org/W2042369320","https://openalex.org/W2043661969","https://openalex.org/W2044770006","https://openalex.org/W2056982911","https://openalex.org/W2060753691","https://openalex.org/W2060903742","https://openalex.org/W2066661763","https://openalex.org/W2067509014","https://openalex.org/W2068228723","https://openalex.org/W2076025692","https://openalex.org/W2080927234","https://openalex.org/W2083217178","https://openalex.org/W2085071653","https://openalex.org/W2089879597","https://openalex.org/W2095099252","https://openalex.org/W2096057826","https://openalex.org/W2100677756","https://openalex.org/W2101983938","https://openalex.org/W2103734248","https://openalex.org/W2103889499","https://openalex.org/W2108580572","https://openalex.org/W2109104929","https://openalex.org/W2111817932","https://openalex.org/W2112028701","https://openalex.org/W2121865931","https://openalex.org/W2121951232","https://openalex.org/W2124199755","https://openalex.org/W2127193339","https://openalex.org/W2128145861","https://openalex.org/W2128806658","https://openalex.org/W2130842508","https://openalex.org/W2133620426","https://openalex.org/W2133630783","https://openalex.org/W2142238829","https://openalex.org/W2147529393","https://openalex.org/W2155370651","https://openalex.org/W2155531598","https://openalex.org/W2157917411","https://openalex.org/W2158579247","https://openalex.org/W2159714423","https://openalex.org/W2162492486","https://openalex.org/W2163212281","https://openalex.org/W2165084703","https://openalex.org/W2167952501","https://openalex.org/W2170590141","https://openalex.org/W3098184747","https://openalex.org/W3098208149","https://openalex.org/W3099304242","https://openalex.org/W3100473572","https://openalex.org/W3103330033","https://openalex.org/W3103513438","https://openalex.org/W3103731502","https://openalex.org/W3103766383","https://openalex.org/W3104233488","https://openalex.org/W3104599192","https://openalex.org/W3106089531","https://openalex.org/W3124191121","https://openalex.org/W3124221423","https://openalex.org/W3128285573","https://openalex.org/W4255263852"],"related_works":["https://openalex.org/W4295721945","https://openalex.org/W4231854959","https://openalex.org/W1970603351","https://openalex.org/W1510664535","https://openalex.org/W2105384636","https://openalex.org/W4231095492","https://openalex.org/W4247299355","https://openalex.org/W1492053766","https://openalex.org/W1996608084","https://openalex.org/W1981961231"],"abstract_inverted_index":{"We":[0,34,141,233],"present":[1,35],"the":[2,8,43,53,57,70,75,78,81,100,107,119,126,135,167,173,180,186,216,226,252,258,282],"characterization":[3],"and":[4,80,92,159,194,249,269,278,288,305],"initial":[5],"results":[6,311],"from":[7,38],"QUEST\u2013La":[9],"Silla":[10],"active":[11],"galactic":[12],"nucleus":[13],"(AGN)":[14],"variability":[15,175],"survey.":[16,325],"This":[17],"is":[18,188,272],"an":[19,85,146,155,160],"effort":[20],"to":[21,40,74,117,134,145,166,191,197,293,295,308],"obtain":[22,142],"well-sampled":[23],"optical":[24,174],"light":[25,317],"curves":[26,318],"in":[27,42,99,179,286],"extragalactic":[28],"fields":[29],"with":[30,213,315],"unique":[31],"multiwavelength":[32],"observations.":[33],"photometry":[36,144],"obtained":[37,319],"2010":[39],"2012":[41],"XMM-COSMOS":[44,181],"field,":[45,182],"which":[46],"was":[47],"observed":[48],"over":[49],"150":[50],"nights":[51],"using":[52,312],"QUEST":[54],"camera":[55,108],"on":[56],"European":[58],"Southern":[59],"Observatory":[60],"(ESO)":[61],"Schmidt":[62],"telescope.":[63],"The":[64,152,247],"survey":[65,187],"uses":[66],"a":[67,93,114,123,131,198],"broadband":[68],"filter,":[69],"Q":[71],"band,":[72],"similar":[73],"union":[76],"of":[77,89,96,106,125,138,150,158,163,176,215,225,238,251,257,322],"g":[79],"r":[82],"filters,":[83],"achieving":[84],"intrinsic":[86],"photometric":[87],"dispersion":[88],"0.05":[90,97],"mag":[91,98],"systematic":[94],"error":[95],"zero":[101,120],"point.":[102],"Since":[103],"some":[104],"detectors":[105],"show":[109,261],"significant":[110],"nonlinearity,":[111],"we":[112,183,306],"use":[113],"linear":[115],"correlation":[116],"fit":[118],"points":[121],"as":[122,220,231,241,320],"function":[124,254],"instrumental":[127],"magnitudes,":[128],"thus":[129],"obtaining":[130],"good":[132,143],"correction":[133],"nonlinear":[136],"behavior":[137],"these":[139,310],"detectors.":[140],"equivalent":[147],"limiting":[148],"magnitude":[149,199],".":[151,200,270],"astrometry":[153],"has":[154],"internal":[156],"precision":[157],"overall":[161],"accuracy":[162],"when":[164],"compared":[165],"Sloan":[168],"Digital":[169],"Sky":[170],"Survey.":[171],"Studying":[172],"X-ray-detected":[177],"sources":[178,260,280],"find":[184,235],"that":[185,236,262,275],"\u223c75%\u201380%":[189],"complete":[190,196],"magnitudes":[192],",":[193],"\u223c67%":[195],"Additionally,":[201],"broad-line":[202],"(BL)":[203],"AGNs":[204,218,228,265,277],"have":[205],"larger":[206,313],"variation":[207],"amplitude":[208],"than":[209],"non-broad-line":[210],"(NL)":[211],"AGNs,":[212],"\u223c80%":[214],"BL":[217,264],"classified":[219,230,240],"variable,":[221],"while":[222],"only":[223],"\u223c21%":[224],"NL":[227,276],"are":[229,244,266,290],"variable.":[232,246],"also":[234,245],"\u223c22%":[237],"objects":[239],"galaxies":[242],"(GALs)":[243],"determination":[248],"parameterization":[250],"structure":[253],"(":[255],")":[256],"variable":[259],"most":[263],"characterized":[267],"by":[268],"It":[271],"further":[273],"shown":[274],"GAL":[279],"occupying":[281],"same":[283],"parameter":[284],"space":[285],"A":[287],"\u03b3":[289],"very":[291],"likely":[292],"correspond":[294],"obscured":[296],"or":[297],"low-luminosity":[298],"AGNs.":[299],"Our":[300],"samples":[301,314],"are,":[302],"however,":[303],"small,":[304],"expect":[307],"revisit":[309],"longer":[316],"part":[321],"our":[323],"ongoing":[324]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2022,"cited_by_count":3},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":3}],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2025-10-10T00:00:00"}
