{"id":"https://openalex.org/W7214640635","doi":"https://doi.org/10.48550/arxiv.2609.31510","title":"The 91T/99aa-like Type Ia Supernova 2019vrq, Part I: Photometry, Spectroscopy, and Spectropolarimetry of a Nearly Standard Candle","display_name":"The 91T/99aa-like Type Ia Supernova 2019vrq, Part I: Photometry, Spectroscopy, and Spectropolarimetry of a Nearly Standard Candle","publication_year":2026,"publication_date":"2026-09-25","ids":{"openalex":"https://openalex.org/W7214640635","doi":"https://doi.org/10.48550/arxiv.2609.31510"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:2609.31510","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.31510","pdf_url":"https://arxiv.org/pdf/2609.31510","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"},"volume":null,"type":"preprint","is_traditional":true,"indexed_in":["arxiv","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2609.31510","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5153265799","display_name":"Yi Yang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yang, Yi","raw_affiliation_strings":["Tsinghua University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tsinghua University","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109618365","display_name":"Peter Hoeflich","orcid":"https://orcid.org/0000-0002-4338-6586","observed_orcids":["https://orcid.org/0000-0002-4338-6586"]},"institutions":[{"id":"https://openalex.org/I103163165","display_name":"Florida State University","ror":"https://ror.org/05g3dte14","country_code":"US","type":"education","lineage":["https://openalex.org/I103163165"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Hoeflich, Peter","raw_affiliation_strings":["Florida State University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Florida State University","institution_ids":["https://openalex.org/I103163165"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5153348898","display_name":"J. Craig Wheeler","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I86519309","display_name":"The University of Texas at Austin","ror":"https://ror.org/00hj54h04","country_code":"US","type":"education","lineage":["https://openalex.org/I86519309"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Wheeler, J. Craig","raw_affiliation_strings":["UT Austin"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"UT Austin","institution_ids":["https://openalex.org/I86519309"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065590277","display_name":"D. Baade","orcid":"https://orcid.org/0000-0003-1637-9679","observed_orcids":["https://orcid.org/0000-0003-1637-9679"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Baade, Dietrich","raw_affiliation_strings":["ESO"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ESO","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006299486","display_name":"Lifan Wang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2801613365","display_name":"Mitchell Institute","ror":"https://ror.org/03ds72003","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I2801613365"]},{"id":"https://openalex.org/I91045830","display_name":"Texas A&M University","ror":"https://ror.org/01f5ytq51","country_code":"US","type":"education","lineage":["https://openalex.org/I91045830"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Wang, Lifan","raw_affiliation_strings":["Texas A&M University","Mitchell Institute"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Texas A&M University","institution_ids":["https://openalex.org/I91045830"]},{"raw_affiliation_string":"Mitchell Institute","institution_ids":["https://openalex.org/I2801613365"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027633201","display_name":"Aleksandar Cikota","orcid":"https://orcid.org/0000-0001-7101-9831","observed_orcids":["https://orcid.org/0000-0001-7101-9831"]},"institutions":[{"id":"https://openalex.org/I4210141577","display_name":"NSF NOIRLab","ror":"https://ror.org/03zmsge54","country_code":"US","type":"facility","lineage":["https://openalex.org/I1311060795","https://openalex.org/I1313867356","https://openalex.org/I4210141577"]},{"id":"https://openalex.org/I4405261410","display_name":"International Gemini Observatory","ror":"https://ror.org/058tw4f12","country_code":"US","type":"government","lineage":["https://openalex.org/I1311060795","https://openalex.org/I1313867356","https://openalex.org/I4210141577","https://openalex.org/I4405261410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Cikota, Aleksandar","raw_affiliation_strings":["Gemini Observatory/NOIRLab"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Gemini Observatory/NOIRLab","institution_ids":["https://openalex.org/I4210141577","https://openalex.org/I4405261410"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5153337178","display_name":"D. Andrew Howell","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1287402277","display_name":"Las Cumbres Observatory Global Telescope Network","ror":"https://ror.org/02ar7h206","country_code":"US","type":"facility","lineage":["https://openalex.org/I1287402277"]},{"id":"https://openalex.org/I154570441","display_name":"University of California, Santa Barbara","ror":"https://ror.org/02t274463","country_code":"US","type":"education","lineage":["https://openalex.org/I154570441"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Howell, D. Andrew","raw_affiliation_strings":["Las Cumbres Observatory","UC Santa Barbara"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Las Cumbres Observatory","institution_ids":["https://openalex.org/I1287402277"]},{"raw_affiliation_string":"UC Santa Barbara","institution_ids":["https://openalex.org/I154570441"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068780680","display_name":"C. McCully","orcid":"https://orcid.org/0000-0001-5807-7893","observed_orcids":["https://orcid.org/0000-0001-5807-7893"]},"institutions":[{"id":"https://openalex.org/I1287402277","display_name":"Las Cumbres Observatory Global Telescope Network","ror":"https://ror.org/02ar7h206","country_code":"US","type":"facility","lineage":["https://openalex.org/I1287402277"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"McCully, Curtis","raw_affiliation_strings":["Las Cumbres Observatory"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Las Cumbres Observatory","institution_ids":["https://openalex.org/I1287402277"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044578338","display_name":"A. V. Filippenko","orcid":"https://orcid.org/0000-0003-3460-0103","observed_orcids":["https://orcid.org/0000-0003-3460-0103","https://orcid.org/0000-0002-1103-4244"]},"institutions":[{"id":"https://openalex.org/I91045830","display_name":"Texas A&M University","ror":"https://ror.org/01f5ytq51","country_code":"US","type":"education","lineage":["https://openalex.org/I91045830"]},{"id":"https://openalex.org/I95457486","display_name":"University of California, Berkeley","ror":"https://ror.org/01an7q238","country_code":"US","type":"education","lineage":["https://openalex.org/I95457486"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Filippenko, Alexei V.","raw_affiliation_strings":["UC Berkeley","Hagler Institute/TAMU"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"UC Berkeley","institution_ids":["https://openalex.org/I95457486"]},{"raw_affiliation_string":"Hagler Institute/TAMU","institution_ids":["https://openalex.org/I91045830"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078274655","display_name":"Ferdinando Patat","orcid":"https://orcid.org/0000-0002-0537-3573","observed_orcids":["https://orcid.org/0000-0002-0537-3573"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Patat, Ferdinando","raw_affiliation_strings":["ESO"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ESO","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091159368","display_name":"Chris Ashall","orcid":"https://orcid.org/0000-0002-5221-7557","observed_orcids":["https://orcid.org/0000-0002-5221-7557"]},"institutions":[{"id":"https://openalex.org/I117965899","display_name":"University of Hawai\u02bbi at M\u0101noa","ror":"https://ror.org/01wspgy28","country_code":"US","type":"education","lineage":["https://openalex.org/I117965899"]},{"id":"https://openalex.org/I1331384533","display_name":"University of Hawaii System","ror":"https://ror.org/03tzaeb71","country_code":"US","type":"education","lineage":["https://openalex.org/I1331384533"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ashall, Chris","raw_affiliation_strings":["University of Hawaii"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Hawaii","institution_ids":["https://openalex.org/I117965899","https://openalex.org/I1331384533"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037794639","display_name":"Mattia Bulla","orcid":"https://orcid.org/0000-0002-8255-5127","observed_orcids":["https://orcid.org/0000-0002-8255-5127"]},"institutions":[{"id":"https://openalex.org/I201324441","display_name":"University of Ferrara","ror":"https://ror.org/041zkgm14","country_code":"IT","type":"education","lineage":["https://openalex.org/I201324441"]},{"id":"https://openalex.org/I4210107105","display_name":"Istituto Nazionale di Fisica Nucleare, Sezione di Ferrara","ror":"https://ror.org/00zs3y046","country_code":"IT","type":"facility","lineage":["https://openalex.org/I160013858","https://openalex.org/I4210107105"]},{"id":"https://openalex.org/I875825670","display_name":"National Institute for Astrophysics","ror":"https://ror.org/02gh4kt33","country_code":"IT","type":"government","lineage":["https://openalex.org/I875825670"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Bulla, Mattia","raw_affiliation_strings":["University of Ferrara","INFN Sezione di Ferrara","INAF"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Ferrara","institution_ids":["https://openalex.org/I201324441"]},{"raw_affiliation_string":"INFN Sezione di Ferrara","institution_ids":["https://openalex.org/I4210107105"]},{"raw_affiliation_string":"INAF","institution_ids":["https://openalex.org/I875825670"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5153301352","display_name":"Avishay Gal-Yam","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I53964585","display_name":"Weizmann Institute of Science","ror":"https://ror.org/0316ej306","country_code":"IL","type":"education","lineage":["https://openalex.org/I53964585"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Gal-Yam, Avishay","raw_affiliation_strings":["Weizmann Institute of Science"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Weizmann Institute of Science","institution_ids":["https://openalex.org/I53964585"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076800283","display_name":"M. L. Graham","orcid":"https://orcid.org/0000-0002-9154-3136","observed_orcids":["https://orcid.org/0000-0002-9154-3136","https://orcid.org/0000-0002-3168-0139"]},"institutions":[{"id":"https://openalex.org/I201448701","display_name":"University of Washington","ror":"https://ror.org/00cvxb145","country_code":"US","type":"education","lineage":["https://openalex.org/I201448701"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Graham, Melissa. L.","raw_affiliation_strings":["University of Washington","DiRAC Institute"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Washington","institution_ids":["https://openalex.org/I201448701"]},{"raw_affiliation_string":"DiRAC Institute","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039438647","display_name":"D. Hiramatsu","orcid":"https://orcid.org/0000-0002-1125-9187","observed_orcids":["https://orcid.org/0000-0002-1125-9187"]},"institutions":[{"id":"https://openalex.org/I33213144","display_name":"University of Florida","ror":"https://ror.org/02y3ad647","country_code":"US","type":"education","lineage":["https://openalex.org/I33213144"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Hiramatsu, Daichi","raw_affiliation_strings":["University of Florida"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Florida","institution_ids":["https://openalex.org/I33213144"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057422804","display_name":"Divya Mishra","orcid":"https://orcid.org/0000-0001-5965-0997","observed_orcids":["https://orcid.org/0000-0001-5965-0997"]},"institutions":[{"id":"https://openalex.org/I2801613365","display_name":"Mitchell Institute","ror":"https://ror.org/03ds72003","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I2801613365"]},{"id":"https://openalex.org/I91045830","display_name":"Texas A&M University","ror":"https://ror.org/01f5ytq51","country_code":"US","type":"education","lineage":["https://openalex.org/I91045830"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Mishra, Divya","raw_affiliation_strings":["Texas A&M University","Mitchell Institute"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Texas A&M University","institution_ids":["https://openalex.org/I91045830"]},{"raw_affiliation_string":"Mitchell Institute","institution_ids":["https://openalex.org/I2801613365"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5152922569","display_name":"Estefania Padilla Gonzalez","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I145311948","display_name":"Johns Hopkins University","ror":"https://ror.org/00za53h95","country_code":"US","type":"education","lineage":["https://openalex.org/I145311948"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Gonzalez, Estefania Padilla","raw_affiliation_strings":["Johns Hopkins University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Johns Hopkins University","institution_ids":["https://openalex.org/I145311948"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018491730","display_name":"C. Pellegrino","orcid":"https://orcid.org/0000-0002-7472-1279","observed_orcids":["https://orcid.org/0000-0002-7472-1279"]},"institutions":[{"id":"https://openalex.org/I1306266525","display_name":"Goddard Space Flight Center","ror":"https://ror.org/0171mag52","country_code":"US","type":"facility","lineage":["https://openalex.org/I1306266525","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Pellegrino, Craig M.","raw_affiliation_strings":["NASA Goddard Space Flight Center"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NASA Goddard Space Flight Center","institution_ids":["https://openalex.org/I1306266525"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5147066747","display_name":"Steve Schulze","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I53964585","display_name":"Weizmann Institute of Science","ror":"https://ror.org/0316ej306","country_code":"IL","type":"education","lineage":["https://openalex.org/I53964585"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Schulze, Steve","raw_affiliation_strings":["Weizmann Institute of Science"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Weizmann Institute of Science","institution_ids":["https://openalex.org/I53964585"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":20,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11323","display_name":"Gamma-ray bursts and supernovae","score":0.9980000257492065,"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/T11323","display_name":"Gamma-ray bursts and supernovae","score":0.9980000257492065,"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":0.000699999975040555,"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":9.999999747378752e-05,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/type-ia-supernovae","display_name":"Type Ia supernovae","score":0.9769999980926514},{"id":"https://openalex.org/keywords/continuum-polarization","display_name":"continuum polarization","score":0.6970000267028809},{"id":"https://openalex.org/keywords/spectropolarimetry","display_name":"spectropolarimetry","score":0.9309999942779541},{"id":"https://openalex.org/keywords/white-dwarf-progenitors","display_name":"white dwarf progenitors","score":0.7319999933242798},{"id":"https://openalex.org/keywords/chandrasekhar-mass-white-dwarfs","display_name":"Chandrasekhar mass white dwarfs","score":0.7450000047683716},{"id":"https://openalex.org/keywords/intermediate-mass-elements","display_name":"intermediate-mass elements","score":0.7020000219345093},{"id":"https://openalex.org/keywords/viewing-angle-dependence","display_name":"viewing angle dependence","score":0.5339999794960022},{"id":"https://openalex.org/keywords/explosion-mechanism","display_name":"explosion mechanism","score":0.44999998807907104}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.8658000230789185},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.8499000072479248},{"id":"https://openalex.org/C92150305","wikidata":"https://www.wikidata.org/wiki/Q1321876","display_name":"Ejecta","level":3,"score":0.7595999836921692},{"id":"https://openalex.org/C127592171","wikidata":"https://www.wikidata.org/wiki/Q3937","display_name":"Supernova","level":2,"score":0.7059999704360962},{"id":"https://openalex.org/C205049153","wikidata":"https://www.wikidata.org/wiki/Q2698605","display_name":"Polarization (electrochemistry)","level":2,"score":0.5404999852180481},{"id":"https://openalex.org/C108884401","wikidata":"https://www.wikidata.org/wiki/Q6372","display_name":"Photosphere","level":3,"score":0.5289999842643738},{"id":"https://openalex.org/C4839761","wikidata":"https://www.wikidata.org/wiki/Q212111","display_name":"Spectral line","level":2,"score":0.5102999806404114},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.5059000253677368},{"id":"https://openalex.org/C197445014","wikidata":"https://www.wikidata.org/wiki/Q5871","display_name":"White dwarf","level":3,"score":0.4788999855518341},{"id":"https://openalex.org/C85107622","wikidata":"https://www.wikidata.org/wiki/Q245701","display_name":"Pair-instability supernova","level":4,"score":0.47780001163482666},{"id":"https://openalex.org/C96141758","wikidata":"https://www.wikidata.org/wiki/Q216817","display_name":"Emission spectrum","level":3,"score":0.41780000925064087},{"id":"https://openalex.org/C12287442","wikidata":"https://www.wikidata.org/wiki/Q105902","display_name":"Luminosity","level":3,"score":0.3598000109195709},{"id":"https://openalex.org/C68271606","wikidata":"https://www.wikidata.org/wiki/Q625648","display_name":"Photometry (optics)","level":3,"score":0.30709999799728394},{"id":"https://openalex.org/C6260449","wikidata":"https://www.wikidata.org/wiki/Q41364","display_name":"Wavelength","level":2,"score":0.3059000074863434},{"id":"https://openalex.org/C2779513048","wikidata":"https://www.wikidata.org/wiki/Q6227","display_name":"Subgiant","level":4,"score":0.266400009393692},{"id":"https://openalex.org/C198291218","wikidata":"https://www.wikidata.org/wiki/Q190382","display_name":"Ionization","level":3,"score":0.25949999690055847},{"id":"https://openalex.org/C2779588948","wikidata":"https://www.wikidata.org/wiki/Q628261","display_name":"Flare","level":2,"score":0.2565000057220459},{"id":"https://openalex.org/C2780580282","wikidata":"https://www.wikidata.org/wiki/Q4088293","display_name":"Blanketing","level":3,"score":0.25}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:2609.31510","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.31510","pdf_url":"https://arxiv.org/pdf/2609.31510","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":"doi:10.48550/arxiv.2609.31510","doi":"https://doi.org/10.48550/arxiv.2609.31510","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2609.31510","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":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2609.31510","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.31510","pdf_url":"https://arxiv.org/pdf/2609.31510","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"},"sustainable_development_goals":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G2413559199","display_name":"Collaborative Research: Searching for the Expelled Envelope of Stripped-Envelope Supernovae","funder_award_id":"1813825","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G3838205193","display_name":"CDS&E: WoU-MMA: The Treasure Map","funder_award_id":"2308113","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G433322167","display_name":null,"funder_award_id":"NAS5- 26555","funder_id":"https://openalex.org/F4320314503","funder_display_name":"Space Telescope Science Institute"},{"id":"https://openalex.org/G4357988991","display_name":"Thermonuclear Supernovae: Geometry as the Rosetta Stone of Explosions and Progenitors, with Implications for Precision Cosmology","funder_award_id":"2306395","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G4700080593","display_name":"Speeding up the messenger: immediate detection of multimessenger transients with  Las Cumbres Observatory","funder_award_id":"1911151","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G58316358","display_name":null,"funder_award_id":"NAS 526555","funder_id":"https://openalex.org/F4320306101","funder_display_name":"National Aeronautics and Space Administration"},{"id":"https://openalex.org/G6273510985","display_name":null,"funder_award_id":"26555","funder_id":"https://openalex.org/F4320314503","funder_display_name":"Space Telescope Science Institute"},{"id":"https://openalex.org/G7418462170","display_name":"Signatures of Type Ia Supernovae Explosions and their Cosmological Implications","funder_award_id":"1715133","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G92095433","display_name":null,"funder_award_id":"FIRD 2025","funder_id":"https://openalex.org/F4320324162","funder_display_name":"Universit\u00e0 degli Studi di Ferrara"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320306101","display_name":"National Aeronautics and Space Administration","ror":"https://ror.org/027ka1x80"},{"id":"https://openalex.org/F4320309398","display_name":"California Institute of Technology","ror":"https://ror.org/05dxps055"},{"id":"https://openalex.org/F4320314503","display_name":"Space Telescope Science Institute","ror":"https://ror.org/036f5mx38"},{"id":"https://openalex.org/F4320322252","display_name":"Israel Science Foundation","ror":"https://ror.org/04sazxf24"},{"id":"https://openalex.org/F4320322392","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549"},{"id":"https://openalex.org/F4320324162","display_name":"Universit\u00e0 degli Studi di Ferrara","ror":"https://ror.org/041zkgm14"},{"id":"https://openalex.org/F4320332375","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7214640635.pdf","grobid_xml":"https://content.openalex.org/works/W7214640635.grobid-xml"},"referenced_works_count":112,"referenced_works":["https://openalex.org/W1544145040","https://openalex.org/W1697705975","https://openalex.org/W1788028089","https://openalex.org/W1800903728","https://openalex.org/W1841090399","https://openalex.org/W1853767801","https://openalex.org/W1897518387","https://openalex.org/W1965712495","https://openalex.org/W1968409172","https://openalex.org/W1973442279","https://openalex.org/W1973677647","https://openalex.org/W1975948265","https://openalex.org/W1978267718","https://openalex.org/W1979503956","https://openalex.org/W1979742375","https://openalex.org/W1984438844","https://openalex.org/W1986288214","https://openalex.org/W1989357153","https://openalex.org/W1991913308","https://openalex.org/W1995832422","https://openalex.org/W2001114828","https://openalex.org/W2003685212","https://openalex.org/W2005243291","https://openalex.org/W2007252802","https://openalex.org/W2008782038","https://openalex.org/W2012150412","https://openalex.org/W2014472623","https://openalex.org/W2014586054","https://openalex.org/W2018329921","https://openalex.org/W2019295635","https://openalex.org/W2023072842","https://openalex.org/W2029343094","https://openalex.org/W2034528967","https://openalex.org/W2035033688","https://openalex.org/W2042330303","https://openalex.org/W2046549947","https://openalex.org/W2054323905","https://openalex.org/W2060249302","https://openalex.org/W2064724011","https://openalex.org/W2066886346","https://openalex.org/W2068526832","https://openalex.org/W2072358275","https://openalex.org/W2072851025","https://openalex.org/W2073832139","https://openalex.org/W2075349919","https://openalex.org/W2075578790","https://openalex.org/W2075700598","https://openalex.org/W2077411082","https://openalex.org/W2078503872","https://openalex.org/W2082378517","https://openalex.org/W2082592033","https://openalex.org/W2085504973","https://openalex.org/W2087313012","https://openalex.org/W2087660623","https://openalex.org/W2094963219","https://openalex.org/W2099827831","https://openalex.org/W2100428686","https://openalex.org/W2102748875","https://openalex.org/W2108786760","https://openalex.org/W2109037201","https://openalex.org/W2116474153","https://openalex.org/W2118143333","https://openalex.org/W2120787675","https://openalex.org/W2121428919","https://openalex.org/W2129703800","https://openalex.org/W2132326061","https://openalex.org/W2135628342","https://openalex.org/W2138038169","https://openalex.org/W2139440433","https://openalex.org/W2156537003","https://openalex.org/W2158230205","https://openalex.org/W2161874765","https://openalex.org/W2165008802","https://openalex.org/W2165422749","https://openalex.org/W2167635287","https://openalex.org/W2194080530","https://openalex.org/W2339590713","https://openalex.org/W2519226575","https://openalex.org/W2520473351","https://openalex.org/W2529269569","https://openalex.org/W2586309430","https://openalex.org/W2609965451","https://openalex.org/W2755485993","https://openalex.org/W2795084909","https://openalex.org/W2796705535","https://openalex.org/W2882944518","https://openalex.org/W2914011363","https://openalex.org/W2922600665","https://openalex.org/W2950529756","https://openalex.org/W2951800410","https://openalex.org/W2969600058","https://openalex.org/W3011725606","https://openalex.org/W3100651611","https://openalex.org/W3211845639","https://openalex.org/W3215594952","https://openalex.org/W4221122945","https://openalex.org/W4233629529","https://openalex.org/W4244049257","https://openalex.org/W4255049821","https://openalex.org/W4286702585","https://openalex.org/W4292875581","https://openalex.org/W4296149842","https://openalex.org/W4304889418","https://openalex.org/W4306180648","https://openalex.org/W4310648975","https://openalex.org/W4316591686","https://openalex.org/W4377968195","https://openalex.org/W4386349665","https://openalex.org/W4400354388","https://openalex.org/W4400560825","https://openalex.org/W4415249955","https://openalex.org/W6941105277"],"related_works":["https://openalex.org/W7214583202","https://openalex.org/W1973156542","https://openalex.org/W7096460026","https://openalex.org/W7098324827","https://openalex.org/W4293791044","https://openalex.org/W4307631973","https://openalex.org/W3121271837","https://openalex.org/W2072851025","https://openalex.org/W2969600058","https://openalex.org/W3206343701"],"abstract_inverted_index":{"Among":[0],"the":[1,10,39,56,67,79,120,123,222],"various":[2],"major":[3,113],"subtypes":[4],"of":[5,66,122,189,226],"Type":[6,69],"Ia":[7,70],"supernovae":[8],"(SNe),":[9],"luminous":[11],"1991T-like":[12],"(Filippenko":[13],"et":[14,18,24,28,194,198],"al.":[15,19,25,29,195,199],"1992;":[16],"Phillips":[17,197],"1992)":[20],"and":[21,62,74,95,141,156,165,221],"1999aa-like":[22],"(Krisciunas":[23],"2000;":[26],"Garavini":[27],"2004)":[30],"events":[31],"stand":[32],"out":[33],"as":[34,89,106,163,230,244],"particularly":[35],"important":[36],"for":[37,206],"constraining":[38],"explosion":[40],"mechanism.":[41],"Their":[42],"white":[43],"dwarf":[44],"(WD)":[45],"progenitors":[46],"are":[47,167],"thought":[48],"to":[49,53,78,101],"have":[50],"masses":[51],"close":[52],"or":[54],"exceeding":[55],"Chandrasekhar":[57],"limit.":[58],"We":[59],"present":[60],"spectrophotometric":[61,228],"polarimetric":[63],"time-series":[64],"observations":[65],"overluminous":[68,190],"SN2019vrq.":[71],"Between":[72],"-9":[73],"+12":[75],"days":[76],"relative":[77],"light-curve":[80],"peak,":[81],"its":[82],"continuum":[83],"polarization":[84,133],"is":[85,116],"consistent":[86],"with":[87,119],"zero,":[88],"seen":[90,107,170],"in":[91,108,172,181],"most":[92],"normal-bright":[93],"SNeIa":[94,192],"despite":[96],"a":[97,135,207,212,245],"possible":[98],"rise":[99],"up":[100],"0.2%":[102],"toward":[103,218],"longer":[104],"wavelengths":[105],"subluminous":[109],"SNeIa.":[110,183],"Polarization":[111],"across":[112],"spectral":[114],"features":[115],"marginal":[117],"($\\lesssim$0.3%)":[118],"exception":[121],"high-velocity":[124],"CaII":[125,164],"near-infrared":[126],"triplet,":[127],"which":[128],"reaches":[129],"$\\sim$0.5%.":[130],"This":[131],"low":[132,235],"indicates":[134],"substantially":[136],"spherically":[137],"symmetric":[138],"electron-scattering":[139],"photosphere":[140],"minimal":[142],"large-scale":[143],"ejecta":[144,152],"asymmetry.":[145],"Early-time":[146],"spectra":[147],"reveal":[148],"hot,":[149],"doubly":[150],"ionized":[151],"dominated":[153],"by":[154],"SiIII":[155],"blended":[157],"iron-group":[158],"features.":[159],"Intermediate-mass-element":[160],"lines,":[161],"such":[162],"SiII,":[166],"more":[168,216],"clearly":[169],"than":[171,180],"91T-like":[173],"events,":[174],"though":[175],"these":[176],"lines":[177],"remain":[178],"weaker":[179],"normal":[182],"The":[184],"intrinsically":[185],"higher":[186],"peak":[187],"luminosity":[188],"91T/99aa-like":[191],"(Yang":[193],"2022;":[196],"2024),":[200],"their":[201,227,233],"comparatively":[202],"short":[203],"formation":[204],"timescale":[205],"massive":[208],"WD":[209],"progenitor":[210],"-":[211],"channel":[213],"that":[214,239],"becomes":[215],"common":[217],"high":[219,250],"redshift,":[220],"moderate":[223],"viewing-angle":[224],"dependence":[225],"properties":[229],"inferred":[231],"from":[232],"persistently":[234],"polarization,":[236],"together":[237],"suggest":[238],"this":[240],"subclass":[241],"may":[242],"serve":[243],"promising":[246],"standard":[247],"candle":[248],"at":[249],"redshift.":[251]},"counts_by_year":[],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2026-09-29T00:00:00"}