{"id":"https://openalex.org/W3041049554","doi":null,"title":"The Quasar OJ 287 seems to have reached an optical maximum","display_name":"The Quasar OJ 287 seems to have reached an optical maximum","publication_year":2020,"publication_date":"2020-04-01","ids":{"openalex":"https://openalex.org/W3041049554","mag":"3041049554"},"language":"en","primary_location":{"id":"mag:3041049554","doi":null,"is_oa":false,"landing_page_url":"https://ui.adsabs.harvard.edu/abs/2020ATel13677....1R/abstract","pdf_url":null,"source":{"id":"https://openalex.org/S4306503678","display_name":"ATel","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":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"ATel","raw_type":null},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5086410906","display_name":"David Reinhart","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"David Reinhart","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048003147","display_name":"Remco Steineke","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Remco Steineke","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032717068","display_name":"Kilian Schoch","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Kilian Schoch","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091071471","display_name":"Lukas Waller","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Lukas Waller","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051640689","display_name":"Johannes Knoett","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Johannes Kn\u00f6tt","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083581843","display_name":"Dirk Seifert","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Dirk Seifert","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085539659","display_name":"Adrian Scherbantin","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Adrian Scherbantin","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001531680","display_name":"Nils Zottmann","orcid":"https://orcid.org/0000-0002-0383-8234","observed_orcids":["https://orcid.org/0000-0002-0383-8234"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Nils Zottmann","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-0383-8234","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087512180","display_name":"M. Feige","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"M. Feige","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108728965","display_name":"Christian Lorey","orcid":"https://orcid.org/0009-0002-5220-2993","observed_orcids":["https://orcid.org/0009-0002-5220-2993"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"C. Lorey","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091906254","display_name":"Karl Mannheim M","orcid":"https://orcid.org/0000-0002-2950-6641","observed_orcids":["https://orcid.org/0000-0002-2950-6641"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"K. Mannheim","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-2950-6641","affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5070175789","display_name":"D. Els\u00e4esser","orcid":"https://orcid.org/0000-0001-6796-3205","observed_orcids":["https://orcid.org/0000-0001-6796-3205"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"D. Els\u00e4esser","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0001-6796-3205","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0908,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.45928908,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":93},"biblio":{"volume":"13677","issue":null,"first_page":"1","last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10744","display_name":"Astrophysical Phenomena and Observations","score":0.489300012588501,"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":0.489300012588501,"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/T10818","display_name":"Astrophysics and Cosmic Phenomena","score":0.3698999881744385,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"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/T11323","display_name":"Gamma-ray bursts and supernovae","score":0.08349999785423279,"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/oj-287","display_name":"OJ 287","score":0.9940000176429749},{"id":"https://openalex.org/keywords/quasars","display_name":"quasars","score":0.8199999928474426},{"id":"https://openalex.org/keywords/optical-variability","display_name":"optical variability","score":0.7160000205039978},{"id":"https://openalex.org/keywords/active-galactic-nuclei","display_name":"active galactic nuclei","score":0.7260000109672546}],"concepts":[{"id":"https://openalex.org/C135041427","wikidata":"https://www.wikidata.org/wiki/Q83373","display_name":"Quasar","level":3,"score":0.6701368689537048},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.41869762539863586},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.30099013447761536},{"id":"https://openalex.org/C98444146","wikidata":"https://www.wikidata.org/wiki/Q318","display_name":"Galaxy","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:3041049554","doi":null,"is_oa":false,"landing_page_url":"https://ui.adsabs.harvard.edu/abs/2020ATel13677....1R/abstract","pdf_url":null,"source":{"id":"https://openalex.org/S4306503678","display_name":"ATel","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":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"ATel","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W3035204992","https://openalex.org/W3022169868","https://openalex.org/W3005765127","https://openalex.org/W3023712716","https://openalex.org/W3088866586","https://openalex.org/W3015234658","https://openalex.org/W2591641119","https://openalex.org/W3134352705","https://openalex.org/W3087795429","https://openalex.org/W2126180389"],"abstract_inverted_index":null,"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2026-10-17T09:40:24.721904","created_date":"2020-07-16T00:00:00"}