{"id":"https://openalex.org/W158790282","doi":"https://doi.org/10.1017/s0074180900187583","title":"The relative number of flare stars in systems of different ages","display_name":"The relative number of flare stars in systems of different ages","publication_year":1990,"publication_date":"1990-01-01","ids":{"openalex":"https://openalex.org/W158790282","doi":"https://doi.org/10.1017/s0074180900187583","mag":"158790282"},"language":"en","primary_location":{"id":"doi:10.1017/s0074180900187583","doi":"https://doi.org/10.1017/s0074180900187583","is_oa":true,"landing_page_url":"https://doi.org/10.1017/s0074180900187583","pdf_url":"https://www.cambridge.org/core/services/aop-cambridge-core/content/view/52B7A14AEF3D3FAF51A6492819094E52/S0074180900187583a.pdf/div-class-title-the-relative-number-of-flare-stars-in-systems-of-different-ages-div.pdf","source":{"id":"https://openalex.org/S4306531450","display_name":"Symposium - International Astronomical Union","issn_l":"0074-1809","issn":["0074-1809","2352-2186"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Symposium - International Astronomical Union","raw_type":"journal-article"},"volume":null,"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://www.cambridge.org/core/services/aop-cambridge-core/content/view/52B7A14AEF3D3FAF51A6492819094E52/S0074180900187583a.pdf/div-class-title-the-relative-number-of-flare-stars-in-systems-of-different-ages-div.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5003781466","display_name":"V. V. Hambarian","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210087020","display_name":"Byurakan Astrophysical Observatory","ror":"https://ror.org/0010mjy66","country_code":"AM","type":"facility","lineage":["https://openalex.org/I4210087020","https://openalex.org/I99064381"]}],"countries":["AM"],"is_corresponding":false,"raw_author_name":"V.V. Hambarian","raw_affiliation_strings":["Byurakan Astrophisical Observatory Armenian Academy of Sciences, USSR"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Byurakan Astrophisical Observatory Armenian Academy of Sciences, USSR","institution_ids":["https://openalex.org/I4210087020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083484185","display_name":"A. T. Garibjanian","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210087020","display_name":"Byurakan Astrophysical Observatory","ror":"https://ror.org/0010mjy66","country_code":"AM","type":"facility","lineage":["https://openalex.org/I4210087020","https://openalex.org/I99064381"]}],"countries":["AM"],"is_corresponding":false,"raw_author_name":"A.T. Garibjanian","raw_affiliation_strings":["Byurakan Astrophisical Observatory Armenian Academy of Sciences, USSR"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Byurakan Astrophisical Observatory Armenian Academy of Sciences, USSR","institution_ids":["https://openalex.org/I4210087020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112590006","display_name":"L. V. Mirzoyan","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210087020","display_name":"Byurakan Astrophysical Observatory","ror":"https://ror.org/0010mjy66","country_code":"AM","type":"facility","lineage":["https://openalex.org/I4210087020","https://openalex.org/I99064381"]}],"countries":["AM"],"is_corresponding":false,"raw_author_name":"L.V. Mirzoyan","raw_affiliation_strings":["Byurakan Astrophisical Observatory Armenian Academy of Sciences, USSR"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Byurakan Astrophisical Observatory Armenian Academy of Sciences, USSR","institution_ids":["https://openalex.org/I4210087020"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5047039304","display_name":"A. L. Mirzoyan","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210087020","display_name":"Byurakan Astrophysical Observatory","ror":"https://ror.org/0010mjy66","country_code":"AM","type":"facility","lineage":["https://openalex.org/I4210087020","https://openalex.org/I99064381"]}],"countries":["AM"],"is_corresponding":false,"raw_author_name":"A.L. Mirzoyan","raw_affiliation_strings":["Byurakan Astrophisical Observatory Armenian Academy of Sciences, USSR"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Byurakan Astrophisical Observatory Armenian Academy of Sciences, USSR","institution_ids":["https://openalex.org/I4210087020"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I4210087020"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.06031934,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"137","issue":null,"first_page":"121","last_page":"124"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10039","display_name":"Stellar, planetary, and galactic studies","score":0.9994999766349792,"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/T10039","display_name":"Stellar, planetary, and galactic studies","score":0.9994999766349792,"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/T10477","display_name":"Astrophysics and Star Formation Studies","score":0.0003000000142492354,"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/T10251","display_name":"Solar and Space Plasma Dynamics","score":9.999999747378752e-05,"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/flare-stars","display_name":"flare stars","score":0.7940000295639038},{"id":"https://openalex.org/keywords/m-dwarfs","display_name":"M dwarfs","score":0.8610000014305115},{"id":"https://openalex.org/keywords/stellar-ages","display_name":"stellar ages","score":0.8289999961853027},{"id":"https://openalex.org/keywords/stellar-luminosity","display_name":"stellar luminosity","score":0.8529999852180481},{"id":"https://openalex.org/keywords/orion","display_name":"Orion","score":0.32199999690055847},{"id":"https://openalex.org/keywords/pleiades","display_name":"Pleiades","score":0.9909999966621399},{"id":"https://openalex.org/keywords/solar-neighborhood","display_name":"solar neighborhood","score":0.7870000004768372},{"id":"https://openalex.org/keywords/stellar-evolution","display_name":"stellar evolution","score":0.36800000071525574}],"concepts":[{"id":"https://openalex.org/C150846664","wikidata":"https://www.wikidata.org/wiki/Q7602306","display_name":"Stars","level":2,"score":0.9026248455047607},{"id":"https://openalex.org/C2779588948","wikidata":"https://www.wikidata.org/wiki/Q628261","display_name":"Flare","level":2,"score":0.8389331698417664},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.7865912914276123},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.7846894264221191},{"id":"https://openalex.org/C12287442","wikidata":"https://www.wikidata.org/wiki/Q105902","display_name":"Luminosity","level":3,"score":0.702450156211853},{"id":"https://openalex.org/C164546044","wikidata":"https://www.wikidata.org/wiki/Q285400","display_name":"Flare star","level":5,"score":0.6910518407821655},{"id":"https://openalex.org/C2780846721","wikidata":"https://www.wikidata.org/wiki/Q13423","display_name":"Pleiades","level":3,"score":0.6846180558204651},{"id":"https://openalex.org/C188198153","wikidata":"https://www.wikidata.org/wiki/Q1613840","display_name":"Limiting","level":2,"score":0.523299515247345},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.5064526796340942},{"id":"https://openalex.org/C178075534","wikidata":"https://www.wikidata.org/wiki/Q6232","display_name":"T Tauri star","level":3,"score":0.4563165605068207},{"id":"https://openalex.org/C80518518","wikidata":"https://www.wikidata.org/wiki/Q863936","display_name":"K-type main-sequence star","level":4,"score":0.39611175656318665},{"id":"https://openalex.org/C98444146","wikidata":"https://www.wikidata.org/wiki/Q318","display_name":"Galaxy","level":2,"score":0.0},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1017/s0074180900187583","doi":"https://doi.org/10.1017/s0074180900187583","is_oa":true,"landing_page_url":"https://doi.org/10.1017/s0074180900187583","pdf_url":"https://www.cambridge.org/core/services/aop-cambridge-core/content/view/52B7A14AEF3D3FAF51A6492819094E52/S0074180900187583a.pdf/div-class-title-the-relative-number-of-flare-stars-in-systems-of-different-ages-div.pdf","source":{"id":"https://openalex.org/S4306531450","display_name":"Symposium - International Astronomical Union","issn_l":"0074-1809","issn":["0074-1809","2352-2186"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Symposium - International Astronomical Union","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1017/s0074180900187583","doi":"https://doi.org/10.1017/s0074180900187583","is_oa":true,"landing_page_url":"https://doi.org/10.1017/s0074180900187583","pdf_url":"https://www.cambridge.org/core/services/aop-cambridge-core/content/view/52B7A14AEF3D3FAF51A6492819094E52/S0074180900187583a.pdf/div-class-title-the-relative-number-of-flare-stars-in-systems-of-different-ages-div.pdf","source":{"id":"https://openalex.org/S4306531450","display_name":"Symposium - International Astronomical Union","issn_l":"0074-1809","issn":["0074-1809","2352-2186"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Symposium - International Astronomical Union","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W158790282.pdf","grobid_xml":"https://content.openalex.org/works/W158790282.grobid-xml"},"referenced_works_count":8,"referenced_works":["https://openalex.org/W2987830209","https://openalex.org/W3020284364","https://openalex.org/W3092198067","https://openalex.org/W3171846560","https://openalex.org/W4210831278","https://openalex.org/W4244975592","https://openalex.org/W6770431859","https://openalex.org/W6783958274"],"related_works":["https://openalex.org/W2060451949","https://openalex.org/W3214505089","https://openalex.org/W2285703410","https://openalex.org/W2071060358","https://openalex.org/W2009411261","https://openalex.org/W3026849011","https://openalex.org/W4243224879","https://openalex.org/W2907947108","https://openalex.org/W3048211251","https://openalex.org/W4296592005"],"abstract_inverted_index":{"The":[0,12,50],"problem":[1],"of":[2,31,72,82],"flare":[3,32,51,77],"activity":[4],"frequency":[5],"among":[6,34],"red":[7,36],"dwarf":[8,37],"stars":[9,16,33,38,52],"is":[10,26,43,86],"discussed.":[11],"observational":[13],"data":[14],"on":[15],"in":[17,39,55],"Orion,":[18],"Pleiades":[19],"and":[20],"solar":[21],"vicinity":[22],"are":[23,53],"used.":[24],"It":[25],"shown,":[27],"that":[28],"relative":[29],"number":[30],"all":[35],"the":[40,46,56,70,73,83],"considered":[41,57],"samples":[42,58],"increasing":[44],"towards":[45],"lower":[47],"luminosity":[48,66],"stars.":[49,78],"found":[54],"begining":[59],"with":[60,69],"a":[61],"definite":[62],"luminosity,":[63],"this":[64],"limiting":[65],"being":[67],"decreased":[68],"aging":[71],"system":[74],"which":[75],"includes":[76],"A":[79],"possible":[80],"explanation":[81],"observed":[84],"phenomenon":[85],"given.":[87]},"counts_by_year":[],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2016-06-24T00:00:00"}