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Hiramatsu, Daichi
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Howell, D. Andrew
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Moriya, Takashi J.
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Goldberg, Jared A.
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Hosseinzadeh, Griffin
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Arcavi, Iair
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Anderson, Joseph
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Gutiérrez, Claudia P.
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Burke, Jamison
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McCully, Curtis
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Valenti, Stefano
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Galbany, Lluís
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Fang, Qiliang
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Maeda, Keiichi
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Folatelli, Gaston
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Hsiao, Eric Y.
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Morrell, Nidia Irene
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Phillips, Mark M.
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Stritzinger, Maximilian D.
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Suntzeff, Nicholas B.
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Gromadzki, Mariusz
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Maguire, Kate
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Müller Bravo, Tomás E.
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Young, David R.
dc.date.available
2022-09-06T16:17:28Z
dc.date.issued
2021-05
dc.identifier.citation
Hiramatsu, Daichi; Howell, D. Andrew; Moriya, Takashi J.; Goldberg, Jared A.; Hosseinzadeh, Griffin; et al.; Luminous Type II Short-Plateau Supernovae 2006Y, 2006ai, and 2016egz: A Transitional Class from Stripped Massive Red Supergiants; IOP Publishing; Astrophysical Journal; 913; 1; 5-2021; 1-27
dc.identifier.issn
0004-637X
dc.identifier.uri
http://hdl.handle.net/11336/167603
dc.description.abstract
The diversity of Type II supernovae (SNe II) is thought to be driven mainly by differences in their progenitor´s hydrogen-rich (H-rich) envelope mass, with SNe IIP having long plateaus (∼100 days) and the most massive H-rich envelopes. However, it is an ongoing mystery why SNe II with short plateaus (tens of days) are rarely seen. Here, we present optical/near-infrared photometric and spectroscopic observations of luminous Type II short-plateau SNe 2006Y, 2006ai, and 2016egz. Their plateaus of about 50-70 days and luminous optical peaks (≲-18.4 mag) indicate significant pre-explosion mass loss resulting in partially stripped H-rich envelopes and early circumstellar material (CSM) interaction. We compute a large grid of MESA+STELLA single-star progenitor and light-curve models with various progenitor zero-age main-sequence (ZAMS) masses, mass-loss efficiencies, explosion energies, 56Ni masses, and CSM densities. Our model grid shows a continuous population of SNe IIP-IIL-IIb-like light-curve morphology in descending order of H-rich envelope mass. With large 56Ni masses (⪆0.05 M o˙), short-plateau SNe II lie in a confined parameter space as a transitional class between SNe IIL and IIb. For SNe 2006Y, 2006ai, and 2016egz, our findings suggest high-mass red supergiant (RSG) progenitors (M ZAMS ≃ 18-22 M o˙) with small H-rich envelope masses () that have experienced enhanced mass loss () for the last few decades before the explosion. If high-mass RSGs result in rare short-plateau SNe II, then these events might ease some of the apparent underrepresentation of higher-luminosity RSGs in observed SN II progenitor samples.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
IOP Publishing
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dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
SUPERNOVAE
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Astronomía
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Ciencias Físicas
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CIENCIAS NATURALES Y EXACTAS
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dc.title
Luminous Type II Short-Plateau Supernovae 2006Y, 2006ai, and 2016egz: A Transitional Class from Stripped Massive Red Supergiants
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2022-05-06T15:58:08Z
dc.journal.volume
913
dc.journal.number
1
dc.journal.pagination
1-27
dc.journal.pais
Reino Unido
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dc.description.fil
Fil: Hiramatsu, Daichi. University of California; Estados Unidos
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Fil: Howell, D. Andrew. University of California; Estados Unidos
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Fil: Moriya, Takashi J.. Monash University; Australia
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Fil: Goldberg, Jared A.. University of California; Estados Unidos
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Fil: Hosseinzadeh, Griffin. Harvard-Smithsonian Center for Astrophysics; Estados Unidos
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Fil: Arcavi, Iair. Tel Aviv University; Israel
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Fil: Anderson, Joseph. European Southern Observatory Santiago; Chile
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Fil: Gutiérrez, Claudia P.. University of Southampton; Reino Unido
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Fil: Burke, Jamison. University of California; Estados Unidos
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Fil: McCully, Curtis. University of California; Estados Unidos
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Fil: Valenti, Stefano. University of California at Davis; Estados Unidos
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Fil: Galbany, Lluís. Universidad de Granada; España
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Fil: Fang, Qiliang. Kyoto University; Japón
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Fil: Maeda, Keiichi. The University Of Tokyo; Japón
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Fil: Folatelli, Gaston. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata. Instituto de Astrofísica La Plata. Universidad Nacional de La Plata. Facultad de Ciencias Astronómicas y Geofísicas. Instituto de Astrofísica La Plata; Argentina
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Fil: Hsiao, Eric Y.. Florida State University; Estados Unidos
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Fil: Morrell, Nidia Irene. Las Campanas Observatory; Chile
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Fil: Phillips, Mark M.. Las Campanas Observatory; Chile
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Fil: Stritzinger, Maximilian D.. University Aarhus; Dinamarca
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Fil: Suntzeff, Nicholas B.. Texas A&M University; Estados Unidos
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Fil: Gromadzki, Mariusz. University of Warsaw; Polonia
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Fil: Maguire, Kate. Trinity College Dublin; Irlanda
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Fil: Müller Bravo, Tomás E.. University of Southampton; Reino Unido
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Fil: Young, David R.. The Queens University of Belfast; Irlanda
dc.journal.title
Astrophysical Journal
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dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.3847/1538-4357/abf6d6
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://iopscience.iop.org/article/10.3847/1538-4357/abf6d6
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