{"id":"https://openalex.org/W1680418448","doi":"https://doi.org/10.1177/002182867600700105","title":"Ritchey, Curtis and the Discovery of Novae in Spiral Nebulae","display_name":"Ritchey, Curtis and the Discovery of Novae in Spiral Nebulae","publication_year":1976,"publication_date":"1976-02-01","ids":{"openalex":"https://openalex.org/W1680418448","doi":"https://doi.org/10.1177/002182867600700105","mag":"1680418448"},"language":"en","primary_location":{"id":"doi:10.1177/002182867600700105","doi":"https://doi.org/10.1177/002182867600700105","is_oa":false,"landing_page_url":"https://doi.org/10.1177/002182867600700105","pdf_url":null,"source":{"id":"https://openalex.org/S147718537","display_name":"Journal for the History of Astronomy","issn_l":"0021-8286","issn":["0021-8286","1753-8556"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["anvur-class-a","anvur-scientific","erih-plus","jufo-1","norway-1","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal for the History of Astronomy","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"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/A5031332140","display_name":"Michael A. Hoskin","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I241749","display_name":"University of Cambridge","ror":"https://ror.org/013meh722","country_code":"GB","type":"education","lineage":["https://openalex.org/I241749"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"M. A. Hoskin","raw_affiliation_strings":["University of Cambridge"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Cambridge","institution_ids":["https://openalex.org/I241749"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5031332140"],"corresponding_institution_ids":["https://openalex.org/I241749"],"apc_list":{"value":3650,"currency":"USD","value_usd":3650},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":29,"citation_normalized_percentile":{"value":0.08618906,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"7","issue":"1","first_page":"47","last_page":"53"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12836","display_name":"History and Developments in Astronomy","score":0.9922000169754028,"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/T12836","display_name":"History and Developments in Astronomy","score":0.9922000169754028,"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":0.0032999999821186066,"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/T14475","display_name":"History of Science and Medicine","score":0.0012000000569969416,"subfield":{"id":"https://openalex.org/subfields/1207","display_name":"History and Philosophy of Science"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/novae","display_name":"novae","score":0.8339999914169312},{"id":"https://openalex.org/keywords/spiral-nebulae","display_name":"spiral nebulae","score":0.953000009059906},{"id":"https://openalex.org/keywords/history-of-astronomy","display_name":"history of astronomy","score":0.7549999952316284},{"id":"https://openalex.org/keywords/amateur-astronomers","display_name":"amateur astronomers","score":0.3880000114440918}],"concepts":[{"id":"https://openalex.org/C174128100","wikidata":"https://www.wikidata.org/wiki/Q846907","display_name":"Spiral (railway)","level":2,"score":0.5802804827690125},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.510134756565094},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.4614807963371277},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.42048245668411255},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.10134664177894592},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1177/002182867600700105","doi":"https://doi.org/10.1177/002182867600700105","is_oa":false,"landing_page_url":"https://doi.org/10.1177/002182867600700105","pdf_url":null,"source":{"id":"https://openalex.org/S147718537","display_name":"Journal for the History of Astronomy","issn_l":"0021-8286","issn":["0021-8286","1753-8556"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["anvur-class-a","anvur-scientific","erih-plus","jufo-1","norway-1","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal for the History of Astronomy","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1530188970","https://openalex.org/W1986038314","https://openalex.org/W2029101707","https://openalex.org/W2030310369","https://openalex.org/W2049583024","https://openalex.org/W2502043751","https://openalex.org/W3016639410","https://openalex.org/W3034091900","https://openalex.org/W4234857177","https://openalex.org/W4243193059"],"related_works":["https://openalex.org/W4237764216","https://openalex.org/W2574372674","https://openalex.org/W2159145300","https://openalex.org/W2030310369","https://openalex.org/W2995108182","https://openalex.org/W2087971961","https://openalex.org/W2995905423","https://openalex.org/W2029101707","https://openalex.org/W7139555351","https://openalex.org/W2972893038"],"abstract_inverted_index":null,"counts_by_year":[{"year":2019,"cited_by_count":28}],"updated_date":"2026-10-30T12:39:25.321706","created_date":"2016-06-24T00:00:00"}
