{"id":"https://openalex.org/W7212016773","doi":"https://doi.org/10.3847/1538-4357/aea297","title":"Stage-dependent Superhump Waveform Evolution and Nonstationary Positive-superhump Timing in the Near-period-gap Dwarf Nova YZ Cancri","display_name":"Stage-dependent Superhump Waveform Evolution and Nonstationary Positive-superhump Timing in the Near-period-gap Dwarf Nova YZ Cancri","publication_year":2026,"publication_date":"2026-10-13","ids":{"openalex":"https://openalex.org/W7212016773","doi":"https://doi.org/10.3847/1538-4357/aea297"},"language":"en","primary_location":{"id":"doi:10.3847/1538-4357/aea297","doi":"https://doi.org/10.3847/1538-4357/aea297","is_oa":true,"landing_page_url":"https://doi.org/10.3847/1538-4357/aea297","pdf_url":"https://iopscience.iop.org/article/10.3847/1538-4357/aea297/pdf","source":{"id":"https://openalex.org/S1980519","display_name":"The Astrophysical Journal","issn_l":"0004-637X","issn":["0004-637X","1538-4357"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-a","jufo-1","ki-jl-1","norway-2","oarl","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astrophysical Journal","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://iopscience.iop.org/article/10.3847/1538-4357/aea297/pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5139345231","display_name":"Zhibin Dai","orcid":"https://orcid.org/0000-0002-4280-6630","observed_orcids":["https://orcid.org/0000-0002-4280-6630"]},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhibin Dai","raw_affiliation_strings":["Chinese Academy of Sciences","International Centre of Supernovae (ICESUN)","Key Laboratory for the Structure and Evolution of Celestial Objects"],"raw_orcid":"https://orcid.org/0000-0002-4280-6630","affiliations":[{"raw_affiliation_string":"Chinese Academy of Sciences","institution_ids":["https://openalex.org/I19820366"]},{"raw_affiliation_string":"International Centre of Supernovae (ICESUN)","institution_ids":[]},{"raw_affiliation_string":"Key Laboratory for the Structure and Evolution of Celestial Objects","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5140005056","display_name":"Xuefei Chen","orcid":"https://orcid.org/0000-0001-5284-8001","observed_orcids":["https://orcid.org/0000-0001-5284-8001"]},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xuefei Chen","raw_affiliation_strings":["Chinese Academy of Sciences","International Centre of Supernovae (ICESUN)","Key Laboratory for the Structure and Evolution of Celestial Objects"],"raw_orcid":"https://orcid.org/0000-0001-5284-8001","affiliations":[{"raw_affiliation_string":"Chinese Academy of Sciences","institution_ids":["https://openalex.org/I19820366"]},{"raw_affiliation_string":"International Centre of Supernovae (ICESUN)","institution_ids":[]},{"raw_affiliation_string":"Key Laboratory for the Structure and Evolution of Celestial Objects","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5095367088","display_name":"Zhanwen Han","orcid":"https://orcid.org/0000-0001-9204-7778","observed_orcids":["https://orcid.org/0000-0001-9204-7778"]},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhanwen Han","raw_affiliation_strings":["Chinese Academy of Sciences","International Centre of Supernovae (ICESUN)","Key Laboratory for the Structure and Evolution of Celestial Objects"],"raw_orcid":"https://orcid.org/0000-0001-9204-7778","affiliations":[{"raw_affiliation_string":"Chinese Academy of Sciences","institution_ids":["https://openalex.org/I19820366"]},{"raw_affiliation_string":"International Centre of Supernovae (ICESUN)","institution_ids":[]},{"raw_affiliation_string":"Key Laboratory for the Structure and Evolution of Celestial Objects","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5139345231"],"corresponding_institution_ids":["https://openalex.org/I19820366"],"apc_list":{"value":4499,"currency":"USD","value_usd":4499},"apc_paid":{"value":4499,"currency":"USD","value_usd":4499},"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.58439222,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"1010","issue":"2","first_page":"132","last_page":"132"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10744","display_name":"Astrophysical Phenomena and Observations","score":0.861299991607666,"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/T10744","display_name":"Astrophysical Phenomena and Observations","score":0.861299991607666,"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":0.11240000277757645,"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/T10026","display_name":"Galaxies: Formation, Evolution, Phenomena","score":0.0019000000320374966,"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/su-uma-type-dwarf-novae","display_name":"SU UMa-type dwarf nova","score":0.8840000033378601},{"id":"https://openalex.org/keywords/superoutbursts","display_name":"superoutbursts","score":0.8759999871253967},{"id":"https://openalex.org/keywords/period-gap","display_name":"period gap","score":0.8320000171661377},{"id":"https://openalex.org/keywords/clock-stability","display_name":"clock stability","score":0.5180000066757202},{"id":"https://openalex.org/keywords/mass-ratio","display_name":"mass ratio","score":0.6430000066757202},{"id":"https://openalex.org/keywords/tess-photometry","display_name":"TESS photometry","score":0.671999990940094},{"id":"https://openalex.org/keywords/lomb-scargle-periodogram","display_name":"Lomb-Scargle periodogram","score":0.7210000157356262}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.7847999930381775},{"id":"https://openalex.org/C180205008","wikidata":"https://www.wikidata.org/wiki/Q159190","display_name":"Amplitude","level":2,"score":0.7764999866485596},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.6953999996185303},{"id":"https://openalex.org/C197424946","wikidata":"https://www.wikidata.org/wiki/Q1165717","display_name":"Waveform","level":3,"score":0.6571000218391418},{"id":"https://openalex.org/C64828349","wikidata":"https://www.wikidata.org/wiki/Q120200","display_name":"Ephemeris","level":3,"score":0.6539999842643738},{"id":"https://openalex.org/C68271606","wikidata":"https://www.wikidata.org/wiki/Q625648","display_name":"Photometry (optics)","level":3,"score":0.6136000156402588},{"id":"https://openalex.org/C2775961173","wikidata":"https://www.wikidata.org/wiki/Q244264","display_name":"Dwarf nova","level":4,"score":0.5292999744415283},{"id":"https://openalex.org/C163479331","wikidata":"https://www.wikidata.org/wiki/Q44559","display_name":"Exoplanet","level":3,"score":0.4603999853134155},{"id":"https://openalex.org/C91528185","wikidata":"https://www.wikidata.org/wiki/Q520952","display_name":"Maxima","level":3,"score":0.460099995136261},{"id":"https://openalex.org/C130726490","wikidata":"https://www.wikidata.org/wiki/Q675076","display_name":"Light curve","level":2,"score":0.4487000107765198},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.42239999771118164},{"id":"https://openalex.org/C195803813","wikidata":"https://www.wikidata.org/wiki/Q237604","display_name":"Accretion disc","level":2,"score":0.4147999882698059},{"id":"https://openalex.org/C2780030769","wikidata":"https://www.wikidata.org/wiki/Q4968575","display_name":"Plateau (mathematics)","level":2,"score":0.3732999861240387},{"id":"https://openalex.org/C2779919027","wikidata":"https://www.wikidata.org/wiki/Q62832","display_name":"Observatory","level":2,"score":0.3422999978065491},{"id":"https://openalex.org/C51244244","wikidata":"https://www.wikidata.org/wiki/Q634","display_name":"Planet","level":2,"score":0.34130001068115234},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.3361999988555908},{"id":"https://openalex.org/C29705727","wikidata":"https://www.wikidata.org/wiki/Q294562","display_name":"Polar","level":2,"score":0.33149999380111694},{"id":"https://openalex.org/C188414643","wikidata":"https://www.wikidata.org/wiki/Q3001183","display_name":"Harmonics","level":3,"score":0.3264000117778778},{"id":"https://openalex.org/C93682380","wikidata":"https://www.wikidata.org/wiki/Q2025226","display_name":"Static timing analysis","level":2,"score":0.31139999628067017},{"id":"https://openalex.org/C56956389","wikidata":"https://www.wikidata.org/wiki/Q3450","display_name":"Main sequence","level":3,"score":0.27480000257492065},{"id":"https://openalex.org/C2993273692","wikidata":"https://www.wikidata.org/wiki/Q1286914","display_name":"Polar cap","level":3,"score":0.27000001072883606},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.26899999380111694},{"id":"https://openalex.org/C127532173","wikidata":"https://www.wikidata.org/wiki/Q179904","display_name":"Hourglass","level":2,"score":0.2669999897480011},{"id":"https://openalex.org/C2776401274","wikidata":"https://www.wikidata.org/wiki/Q3756855","display_name":"Accretion (finance)","level":2,"score":0.2615000009536743},{"id":"https://openalex.org/C186633575","wikidata":"https://www.wikidata.org/wiki/Q845060","display_name":"Maxima and minima","level":2,"score":0.2590000033378601}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.3847/1538-4357/aea297","doi":"https://doi.org/10.3847/1538-4357/aea297","is_oa":true,"landing_page_url":"https://doi.org/10.3847/1538-4357/aea297","pdf_url":"https://iopscience.iop.org/article/10.3847/1538-4357/aea297/pdf","source":{"id":"https://openalex.org/S1980519","display_name":"The Astrophysical Journal","issn_l":"0004-637X","issn":["0004-637X","1538-4357"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-a","jufo-1","ki-jl-1","norway-2","oarl","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astrophysical Journal","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2609.06566","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.06566","pdf_url":"https://arxiv.org/pdf/2609.06566","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:doaj.org/article:827e82242314411aac18abcd6d26bdc0","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/827e82242314411aac18abcd6d26bdc0","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":"The Astrophysical Journal, Vol 1010, Iss 2, p 132 (2026)","raw_type":"article"},{"id":"doi:10.48550/arxiv.2609.06566","doi":"https://doi.org/10.48550/arxiv.2609.06566","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2609.06566","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","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"doi:10.3847/1538-4357/aea297","doi":"https://doi.org/10.3847/1538-4357/aea297","is_oa":true,"landing_page_url":"https://doi.org/10.3847/1538-4357/aea297","pdf_url":"https://iopscience.iop.org/article/10.3847/1538-4357/aea297/pdf","source":{"id":"https://openalex.org/S1980519","display_name":"The Astrophysical Journal","issn_l":"0004-637X","issn":["0004-637X","1538-4357"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-a","jufo-1","ki-jl-1","norway-2","oarl","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astrophysical Journal","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7212016773.pdf","grobid_xml":"https://content.openalex.org/works/W7212016773.grobid-xml"},"referenced_works_count":61,"referenced_works":["https://openalex.org/W1483766336","https://openalex.org/W1500623199","https://openalex.org/W1556734223","https://openalex.org/W1645171824","https://openalex.org/W1897724538","https://openalex.org/W1974618482","https://openalex.org/W1976607207","https://openalex.org/W1981791945","https://openalex.org/W1986316936","https://openalex.org/W2003165648","https://openalex.org/W2006835341","https://openalex.org/W2011301426","https://openalex.org/W2017079905","https://openalex.org/W2017977879","https://openalex.org/W2024081693","https://openalex.org/W2025138321","https://openalex.org/W2030792167","https://openalex.org/W2031698840","https://openalex.org/W2058077898","https://openalex.org/W2061482475","https://openalex.org/W2062549207","https://openalex.org/W2075566847","https://openalex.org/W2096342711","https://openalex.org/W2106126787","https://openalex.org/W2114055127","https://openalex.org/W2117246160","https://openalex.org/W2124460777","https://openalex.org/W2127463917","https://openalex.org/W2133620426","https://openalex.org/W2135625048","https://openalex.org/W2154918938","https://openalex.org/W2165343138","https://openalex.org/W2173353311","https://openalex.org/W2397789938","https://openalex.org/W2499105366","https://openalex.org/W2596480648","https://openalex.org/W2600146507","https://openalex.org/W2627049202","https://openalex.org/W2750770169","https://openalex.org/W2761986865","https://openalex.org/W2797439311","https://openalex.org/W2886833629","https://openalex.org/W2905450617","https://openalex.org/W2911890654","https://openalex.org/W2951465561","https://openalex.org/W2971941699","https://openalex.org/W3003257820","https://openalex.org/W3003461361","https://openalex.org/W3010623885","https://openalex.org/W3035965352","https://openalex.org/W3098730612","https://openalex.org/W3157055559","https://openalex.org/W4221148180","https://openalex.org/W4283743339","https://openalex.org/W4313214031","https://openalex.org/W4323538821","https://openalex.org/W4386377479","https://openalex.org/W4400973382","https://openalex.org/W4404424602","https://openalex.org/W4406712100","https://openalex.org/W6889723384"],"related_works":["https://openalex.org/W4404424602","https://openalex.org/W2006835341","https://openalex.org/W2191636753","https://openalex.org/W3118707155","https://openalex.org/W2962856951","https://openalex.org/W7212938342","https://openalex.org/W2627049202","https://openalex.org/W2597019003","https://openalex.org/W3113318560","https://openalex.org/W2125667131"],"abstract_inverted_index":{"Abstract":[0],"We":[1],"present":[2],"a":[3,42,74,82,118,187,193,232],"photometric":[4],"and":[5,27,55,94,105,114,154,163,177,216,243,250],"timing":[6,127,152,184,189],"study":[7],"of":[8,199,214,221,239,252],"the":[9,37,50,58,63,102,144,149,155,183,236,240,246,253],"near-period-gap":[10],"SU":[11],"UMa-type":[12],"dwarf":[13],"nova":[14],"YZ":[15,230],"Cancri,":[16],"based":[17],"on":[18],"nearly":[19,88],"continuous":[20],"Transiting":[21],"Exoplanet":[22],"Survey":[23],"Satellite":[24],"(TESS)":[25],"photometry":[26],"long-baseline":[28,59],"ground-based":[29,60],"observations.":[30],"Our":[31],"main":[32],"observational":[33],"result":[34],"is":[35,108,148,158],"that":[36,99],"positive-superhump":[38],"(SH)":[39],"waveform":[40,65,135],"follows":[41],"repeatable,":[43],"stage-dependent":[44],"sequence":[45,128,228],"during":[46,110,263],"superoutbursts":[47],"(SOs).":[48],"In":[49],"two":[51],"well-covered":[52],"TESS":[53,125,168],"SOs,":[54,111],"consistently":[56],"in":[57,133],"SO":[61],"sample,":[62],"plateau":[64,147],"evolves":[66],"from":[67],"an":[68,211,217,258],"early":[69],"sawtooth":[70],"profile":[71,76,86],"(ST),":[72],"through":[73],"double-humped":[75,85],"with":[77,87,174,182,257],"unequal":[78],"maxima":[79,90],"(DHd),":[80],"to":[81,210],"more":[83],"symmetric":[84],"similar":[89],"(DHs).":[91],"The":[92,123,167,225],"global":[93],"time-resolved":[95],"Lomb\u2013Scargle":[96],"periodograms":[97],"show":[98],"power":[100],"near":[101,235],"positive-SH":[103,197],"timescale":[104],"its":[106],"harmonics":[107],"concentrated":[109],"whereas":[112],"quiescent":[113],"normal-outburst":[115],"intervals":[116],"lack":[117],"comparably":[119],"persistent":[120],"SH-band":[121],"signal.":[122],"dense":[124],"maxima\u2013minima":[126],"shows":[129],"different":[130,134],"clock":[131],"stability":[132],"stages:":[136],"precursor":[137],"modulations":[138],"have":[139],"slightly":[140],"longer":[141],"local":[142],"periods,":[143],"middle-to-late":[145],"DHs":[146],"most":[150],"regular":[151],"interval,":[153],"postplateau":[156],"evolution":[157],"affected":[159],"by":[160],"phase":[161],"switching":[162],"possible":[164],"secondary/late-SH":[165],"contamination.":[166],"data":[169],"also":[170],"reveal":[171],"profile-clock":[172],"coupling,":[173],"SH":[175,212],"amplitude":[176],"rise/decay":[178],"durations":[179],"evolving":[180],"together":[181],"residuals.":[185],"As":[186],"secondary":[188],"constraint,":[190],"we":[191],"obtain":[192],"common":[194],"TESS-timing-based":[195],"mean":[196],"period":[198,241],"P":[200],"sh":[201],"\u2032":[202],"=":[203,223],"0.09043":[204],"(":[205],"27":[206],")":[207],"day,":[208],"corresponding":[209],"excess":[213],"4.03(31)%":[215],"approximate":[218],"mass":[219],"ratio":[220],"q":[222],"0.175(11).":[224],"repeatable":[226],"ST\u2013DHd\u2013DHs":[227],"makes":[229],"Cnc":[231],"useful":[233],"system":[234],"lower":[237],"edge":[238],"gap":[242],"may":[244],"trace":[245],"growth,":[247],"redistribution,":[248],"stabilization,":[249],"decay":[251],"light":[254],"source":[255],"associated":[256],"eccentric,":[259],"precessing":[260],"accretion":[261],"disk":[262],"SOs.":[264]},"counts_by_year":[],"updated_date":"2026-11-08T12:12:28.789561","created_date":"2026-09-10T00:00:00"}
