{"id":"https://openalex.org/W7214926982","doi":"https://doi.org/10.1051/0004-6361/202660194","title":"Near-infrared periodicity in the SPICY catalog","display_name":"Near-infrared periodicity in the SPICY catalog","publication_year":2026,"publication_date":"2026-10-06","ids":{"openalex":"https://openalex.org/W7214926982","doi":"https://doi.org/10.1051/0004-6361/202660194"},"language":"en","primary_location":{"id":"doi:10.1051/0004-6361/202660194","doi":"https://doi.org/10.1051/0004-6361/202660194","is_oa":true,"landing_page_url":"https://doi.org/10.1051/0004-6361/202660194","pdf_url":null,"source":{"id":"https://openalex.org/S205231332","display_name":"Astronomy and Astrophysics","issn_l":"0004-6361","issn":["0004-6361","1432-0746"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-a","jufo-3","ki-jl-2","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310319748","host_organization_name":"EDP Sciences","host_organization_lineage":["https://openalex.org/P4310319748","https://openalex.org/P4310319982"],"host_organization_lineage_names":["EDP Sciences","Science Press"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Astronomy &amp; Astrophysics","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["arxiv","crossref","datacite","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1051/0004-6361/202660194","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5065881597","display_name":"C Ordenes-Huanca","orcid":null,"observed_orcids":[]},"institutions":[{"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/I172787465","display_name":"University of Concepci\u00f3n","ror":"https://ror.org/0460jpj73","country_code":"CL","type":"education","lineage":["https://openalex.org/I172787465"]}],"countries":["CL"],"is_corresponding":false,"raw_author_name":"C. Ordenes-Huanca","raw_affiliation_strings":["Departamento de Astronom\u00eda, Universidad de Concepci\u00f3n","Instituto de Astrof\u00edsica, Pontificia Universidad Cat\u00f3lica de Chile"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departamento de Astronom\u00eda, Universidad de Concepci\u00f3n","institution_ids":["https://openalex.org/I172787465"]},{"raw_affiliation_string":"Instituto de Astrof\u00edsica, Pontificia Universidad Cat\u00f3lica de Chile","institution_ids":["https://openalex.org/I162148367"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5153569728","display_name":"A. Bayo","orcid":"https://orcid.org/0000-0001-7868-7031","observed_orcids":["https://orcid.org/0000-0001-7868-7031"]},"institutions":[{"id":"https://openalex.org/I1321434546","display_name":"European Southern Observatory","ror":"https://ror.org/01qtasp15","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1321434546"]},{"id":"https://openalex.org/I4210129531","display_name":"European Southern Observatory","ror":"https://ror.org/0377t1328","country_code":"CL","type":"facility","lineage":["https://openalex.org/I4210129531"]}],"countries":["CL","DE"],"is_corresponding":false,"raw_author_name":"A. Bayo","raw_affiliation_strings":["European Southern Observatory"],"raw_orcid":"https://orcid.org/0000-0001-7868-7031","affiliations":[{"raw_affiliation_string":"European Southern Observatory","institution_ids":["https://openalex.org/I1321434546","https://openalex.org/I4210129531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5153629623","display_name":"M. Zoccali","orcid":"https://orcid.org/0000-0002-5829-2267","observed_orcids":["https://orcid.org/0000-0002-5829-2267"]},"institutions":[{"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"]}],"countries":["CL"],"is_corresponding":false,"raw_author_name":"M. Zoccali","raw_affiliation_strings":["Instituto de Astrof\u00edsica, Pontificia Universidad Cat\u00f3lica de Chile"],"raw_orcid":"https://orcid.org/0000-0002-5829-2267","affiliations":[{"raw_affiliation_string":"Instituto de Astrof\u00edsica, Pontificia Universidad Cat\u00f3lica de Chile","institution_ids":["https://openalex.org/I162148367"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5153657159","display_name":"V. Guzm\u00e1n","orcid":null,"observed_orcids":[]},"institutions":[{"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"]}],"countries":["CL"],"is_corresponding":false,"raw_author_name":"V. Guzm\u00e1n","raw_affiliation_strings":["Instituto de Astrof\u00edsica, Pontificia Universidad Cat\u00f3lica de Chile","Millennium Nucleus on Young Exoplanets and their Moons (YEMS)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Instituto de Astrof\u00edsica, Pontificia Universidad Cat\u00f3lica de Chile","institution_ids":["https://openalex.org/I162148367"]},{"raw_affiliation_string":"Millennium Nucleus on Young Exoplanets and their Moons (YEMS)","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5084825640","display_name":"\u00c1. Rojas-Arriagada","orcid":"https://orcid.org/0000-0003-0208-8854","observed_orcids":["https://orcid.org/0000-0003-0208-8854"]},"institutions":[{"id":"https://openalex.org/I10457146","display_name":"Universidad de Santiago de Chile","ror":"https://ror.org/02ma57s91","country_code":"CL","type":"education","lineage":["https://openalex.org/I10457146"]}],"countries":["CL"],"is_corresponding":false,"raw_author_name":"A. Rojas-Arriagada","raw_affiliation_strings":["Center for Interdisciplinary Research in Astrophysics and Space Exploration (CIRAS), Universidad de Santiago de Chile","Departamento de F\u00edsica, Universidad de Santiago de Chile"],"raw_orcid":"https://orcid.org/0000-0003-0208-8854","affiliations":[{"raw_affiliation_string":"Center for Interdisciplinary Research in Astrophysics and Space Exploration (CIRAS), Universidad de Santiago de Chile","institution_ids":["https://openalex.org/I10457146"]},{"raw_affiliation_string":"Departamento de F\u00edsica, Universidad de Santiago de Chile","institution_ids":["https://openalex.org/I10457146"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1650,"currency":"EUR","value_usd":1865},"apc_paid":{"value":1650,"currency":"EUR","value_usd":1865},"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.64239382,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"715","issue":null,"first_page":"A112","last_page":"A112"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10477","display_name":"Astrophysics and Star Formation Studies","score":0.5009999871253967,"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/T10477","display_name":"Astrophysics and Star Formation Studies","score":0.5009999871253967,"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":0.48660001158714294,"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/T12917","display_name":"Astronomy and Astrophysical Research","score":0.004399999976158142,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"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/young-stellar-objects","display_name":"young stellar objects","score":0.8960000276565552},{"id":"https://openalex.org/keywords/long-period-variability","display_name":"long-period variability","score":0.7020000219345093},{"id":"https://openalex.org/keywords/asymptotic-giant-branch-stars","display_name":"asymptotic giant branch stars","score":0.9480000138282776},{"id":"https://openalex.org/keywords/contamination","display_name":"contamination","score":0.49000000953674316},{"id":"https://openalex.org/keywords/near-infrared-light-curves","display_name":"near-infrared light curves","score":0.8659999966621399},{"id":"https://openalex.org/keywords/pulsation","display_name":"pulsation","score":0.5690000057220459},{"id":"https://openalex.org/keywords/cool-spots","display_name":"cool spots","score":0.6510000228881836},{"id":"https://openalex.org/keywords/galactic-bulge","display_name":"Galactic bulge","score":0.5849999785423279},{"id":"https://openalex.org/keywords/galactic-plane","display_name":"Galactic plane","score":0.5669999718666077},{"id":"https://openalex.org/keywords/star-formation","display_name":"star formation","score":0.4860000014305115},{"id":"https://openalex.org/keywords/vvv-survey","display_name":"VVV survey","score":0.5059999823570251}],"concepts":[{"id":"https://openalex.org/C23254167","wikidata":"https://www.wikidata.org/wiki/Q497654","display_name":"Young stellar object","level":4,"score":0.8565000295639038},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.7372000217437744},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.7333999872207642},{"id":"https://openalex.org/C150846664","wikidata":"https://www.wikidata.org/wiki/Q7602306","display_name":"Stars","level":2,"score":0.6159999966621399},{"id":"https://openalex.org/C98444146","wikidata":"https://www.wikidata.org/wiki/Q318","display_name":"Galaxy","level":2,"score":0.5978000164031982},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.5320000052452087},{"id":"https://openalex.org/C10767094","wikidata":"https://www.wikidata.org/wiki/Q854155","display_name":"Bulge","level":3,"score":0.4763999879360199},{"id":"https://openalex.org/C68709404","wikidata":"https://www.wikidata.org/wiki/Q1134475","display_name":"Flux (metallurgy)","level":2,"score":0.44530001282691956},{"id":"https://openalex.org/C125857072","wikidata":"https://www.wikidata.org/wiki/Q16744","display_name":"Star formation","level":3,"score":0.3734999895095825},{"id":"https://openalex.org/C180205008","wikidata":"https://www.wikidata.org/wiki/Q159190","display_name":"Amplitude","level":2,"score":0.3723999857902527},{"id":"https://openalex.org/C158355884","wikidata":"https://www.wikidata.org/wiki/Q11388","display_name":"Infrared","level":2,"score":0.30550000071525574},{"id":"https://openalex.org/C130726490","wikidata":"https://www.wikidata.org/wiki/Q675076","display_name":"Light curve","level":2,"score":0.2793999910354614},{"id":"https://openalex.org/C112570922","wikidata":"https://www.wikidata.org/wiki/Q60528603","display_name":"Contamination","level":2,"score":0.26759999990463257},{"id":"https://openalex.org/C555520305","wikidata":"https://www.wikidata.org/wiki/Q321","display_name":"Milky Way","level":3,"score":0.25920000672340393},{"id":"https://openalex.org/C110472602","wikidata":"https://www.wikidata.org/wiki/Q6472","display_name":"Stellar evolution","level":3,"score":0.25029999017715454}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.1051/0004-6361/202660194","doi":"https://doi.org/10.1051/0004-6361/202660194","is_oa":true,"landing_page_url":"https://doi.org/10.1051/0004-6361/202660194","pdf_url":null,"source":{"id":"https://openalex.org/S205231332","display_name":"Astronomy and Astrophysics","issn_l":"0004-6361","issn":["0004-6361","1432-0746"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-a","jufo-3","ki-jl-2","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310319748","host_organization_name":"EDP Sciences","host_organization_lineage":["https://openalex.org/P4310319748","https://openalex.org/P4310319982"],"host_organization_lineage_names":["EDP Sciences","Science Press"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Astronomy &amp; Astrophysics","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2609.37779","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.37779","pdf_url":"https://arxiv.org/pdf/2609.37779","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:edpsciences.org:dkey/10.1051/0004-6361/202660194","doi":null,"is_oa":true,"landing_page_url":"https://www.aanda.org/10.1051/0004-6361/202660194/pdf","pdf_url":"https://www.aanda.org/10.1051/0004-6361/202660194/pdf","source":{"id":"https://openalex.org/S4306400744","display_name":"Springer Link (Chiba Institute of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I8488066","host_organization_name":"Chiba Institute of Technology","host_organization_lineage":["https://openalex.org/I8488066"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"https://doi.org/10.1051/0004-6361/202660194","raw_type":"Text"},{"id":"pmh:oai:doaj.org/article:5cf83752f2b94fee939678c667999afb","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/5cf83752f2b94fee939678c667999afb","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Astronomy & Astrophysics, Vol 715, p A112 (2026)","raw_type":"article"},{"id":"doi:10.48550/arxiv.2609.37779","doi":"https://doi.org/10.48550/arxiv.2609.37779","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2609.37779","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":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"doi:10.1051/0004-6361/202660194","doi":"https://doi.org/10.1051/0004-6361/202660194","is_oa":true,"landing_page_url":"https://doi.org/10.1051/0004-6361/202660194","pdf_url":null,"source":{"id":"https://openalex.org/S205231332","display_name":"Astronomy and Astrophysics","issn_l":"0004-6361","issn":["0004-6361","1432-0746"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-a","jufo-3","ki-jl-2","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310319748","host_organization_name":"EDP Sciences","host_organization_lineage":["https://openalex.org/P4310319748","https://openalex.org/P4310319982"],"host_organization_lineage_names":["EDP Sciences","Science Press"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Astronomy &amp; Astrophysics","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G1035859061","display_name":"ASTROCHEMISTRY DURING STAR AND PLANET FORMATION","funder_award_id":"1221352","funder_id":"https://openalex.org/F4320331146","funder_display_name":"Agencia Nacional de Investigaci\u00f3n y Desarrollo"},{"id":"https://openalex.org/G1820675529","display_name":null,"funder_award_id":"FB210003","funder_id":"https://openalex.org/F4320323045","funder_display_name":"Centro de Astrof\u00edsica y Tecnolog\u00edas Afines"},{"id":"https://openalex.org/G2051214736","display_name":"UNDERSTANDING THE FORMATION OF THE GALACTIC BULGE","funder_award_id":"1230731","funder_id":"https://openalex.org/F4320331146","funder_display_name":"Agencia Nacional de Investigaci\u00f3n y Desarrollo"},{"id":"https://openalex.org/G2414231101","display_name":"MILLENNIUM NUCLEUS ON YOUNG EXOPLANETS AND THEIR MOONS","funder_award_id":"NCN2024_001","funder_id":"https://openalex.org/F4320331146","funder_display_name":"Agencia Nacional de Investigaci\u00f3n y Desarrollo"},{"id":"https://openalex.org/G8763546897","display_name":"CENTRO DE ASTROFISICA Y TECNOLOGIAS AFINES (CATA)","funder_award_id":"FB210003","funder_id":"https://openalex.org/F4320331146","funder_display_name":"Agencia Nacional de Investigaci\u00f3n y Desarrollo"}],"funders":[{"id":"https://openalex.org/F4320323045","display_name":"Centro de Astrof\u00edsica y Tecnolog\u00edas Afines","ror":"https://ror.org/04rwp2162"},{"id":"https://openalex.org/F4320327623","display_name":"Comit\u00e9 Mixto ESO-Gobierno de Chile","ror":null},{"id":"https://openalex.org/F4320331146","display_name":"Agencia Nacional de Investigaci\u00f3n y Desarrollo","ror":"https://ror.org/05btm5233"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7214926982.pdf","grobid_xml":"https://content.openalex.org/works/W7214926982.grobid-xml"},"referenced_works_count":63,"referenced_works":["https://openalex.org/W1598284642","https://openalex.org/W1932519802","https://openalex.org/W1969844271","https://openalex.org/W1972726488","https://openalex.org/W1974618482","https://openalex.org/W1984303403","https://openalex.org/W1986316936","https://openalex.org/W1988977509","https://openalex.org/W1998795526","https://openalex.org/W2003151887","https://openalex.org/W2022429968","https://openalex.org/W2026795906","https://openalex.org/W2028205101","https://openalex.org/W2052937506","https://openalex.org/W2059865549","https://openalex.org/W2065743354","https://openalex.org/W2067056886","https://openalex.org/W2070369841","https://openalex.org/W2088715920","https://openalex.org/W2089880545","https://openalex.org/W2091921785","https://openalex.org/W2092207390","https://openalex.org/W2099113014","https://openalex.org/W2099843519","https://openalex.org/W2121404382","https://openalex.org/W2128738047","https://openalex.org/W2135827194","https://openalex.org/W2159714423","https://openalex.org/W2166931875","https://openalex.org/W2167635287","https://openalex.org/W2173670823","https://openalex.org/W2489326964","https://openalex.org/W2903950532","https://openalex.org/W2950248033","https://openalex.org/W2979564421","https://openalex.org/W2981156909","https://openalex.org/W3107966079","https://openalex.org/W3160718078","https://openalex.org/W3164773098","https://openalex.org/W3182795930","https://openalex.org/W3200430733","https://openalex.org/W3208367086","https://openalex.org/W4220956720","https://openalex.org/W4221138504","https://openalex.org/W4224141138","https://openalex.org/W4225518646","https://openalex.org/W4229891156","https://openalex.org/W4280598946","https://openalex.org/W4282947323","https://openalex.org/W4290091346","https://openalex.org/W4307137788","https://openalex.org/W4323075704","https://openalex.org/W4385932809","https://openalex.org/W4386695668","https://openalex.org/W4400185560","https://openalex.org/W4405027097","https://openalex.org/W4405680602","https://openalex.org/W4412647098","https://openalex.org/W4412789043","https://openalex.org/W4413272951","https://openalex.org/W4417004796","https://openalex.org/W7119506902","https://openalex.org/W7165808556"],"related_works":["https://openalex.org/W3107966079","https://openalex.org/W4311001682","https://openalex.org/W7140110257","https://openalex.org/W7126206179","https://openalex.org/W4391539716","https://openalex.org/W6910468215","https://openalex.org/W1598284642","https://openalex.org/W1998795526","https://openalex.org/W2951823550","https://openalex.org/W2787729436"],"abstract_inverted_index":{"Context.":[0],"Infrared":[1],"(IR)":[2],"large-sky":[3],"surveys":[4],"allow":[5],"us":[6,101],"to":[7],"study":[8],"how":[9],"localized":[10],"star":[11],"formation":[12],"is,":[13],"enabling":[14],"searches":[15,40],"for":[16,132],"young":[17],"stellar":[18,28],"objects":[19,176],"(YSOs)":[20],"not":[21],"only":[22,206],"at":[23,236],"the":[24,33,64,76,83,107,121,216,220,232,237],"centers":[25],"of":[26,63,68,78,80,82,109,152,159,219],"known":[27],"nurseries":[29],"but":[30],"also":[31],"across":[32],"Galactic":[34],"plane.":[35],"However,":[36],"these":[37,97],"spatially":[38,85],"unbiased":[39,86],"suffer":[41],"from":[42,46],"contamination,":[43],"most":[44,84],"notably":[45],"dusty":[47],"asymptotic":[48],"giant":[49],"branch":[50],"stars":[51],"characterized":[52],"by":[53],"long-period":[54,71,183],"variability.":[55],"Aims.":[56],"Using":[57],"time-series":[58],"analysis,":[59],"and":[60,115,123,135,139,157,185,201,234],"taking":[61],"advantage":[62],"different":[65],"variability":[66],"timescales":[67],"YSOs":[69,111,235],"against":[70],"variables":[72],"(LPVs),":[73],"we":[74,172],"assess":[75],"level":[77],"contamination":[79],"one":[81],"YSO":[87,190],"catalogs":[88,125],"(":[89],"Spitzer":[90],"/IRAC":[91],"Candidate":[92],"YSO,":[93],"SPICY).":[94],"Distinguishing":[95],"between":[96],"two":[98],"groups":[99],"lets":[100],"draw":[102],"more":[103],"robust":[104],"conclusions":[105],"about":[106],"frequency":[108],"isolated":[110],"in":[112],"our":[113,225],"Galaxy":[114],"their":[116,137,182],"implications.":[117],"Methods.":[118],"We":[119],"cross-matched":[120],"SPICY":[122,175],"VIRAC2":[124],"(VVV/VVVX":[126],"Survey),":[127],"built":[128],"near-IR":[129],"light":[130],"curves":[131],"common":[133,170,211],"sources,":[134,171],"computed":[136],"periods":[138,151],"amplitudes.":[140],"Contaminants":[141],"were":[142],"identified":[143,221],"as":[144,177],"sources":[145],"with":[146,150,197,227,231],"periodic":[147,189],"flux":[148,194],"variations":[149],"P":[153],"\u2265":[154,163],"80":[155],"d":[156],"amplitudes":[158,203],"\u0394":[160],"K":[161],"s":[162],"0.35":[164],"mag.":[165],"Results.":[166],"From":[167],"58":[168],"737":[169],"identify":[173,186],"742":[174],"LPV":[178],"contaminants":[179],"based":[180],"on":[181],"variability,":[184],"307":[187],"high-confidence":[188],"candidates":[191],"exhibiting":[192],"short-period":[193],"changes":[195],"consistent":[196],"cool":[198],"spots.":[199],"Near-":[200],"mid-IR":[202],"are":[204],"correlated":[205],"among":[207],"LPVs,":[208],"suggesting":[209],"a":[210],"pulsation":[212],"origin.":[213],"In":[214],"addition,":[215],"spatial":[217],"distribution":[218],"populations":[222],"further":[223],"supports":[224],"classification,":[226],"LPVs":[228],"preferentially":[229],"associated":[230],"bulge":[233],"lowest":[238],"galactic":[239],"latitudes.":[240]},"counts_by_year":[],"updated_date":"2026-11-08T12:12:28.789561","created_date":"2026-10-01T00:00:00"}
