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Properties of high-redshift Type II supernovae discovered by the JADES transient survey

  • Takashi J. Moriya
  • , David A. Coulter
  • , Christa DeCoursey
  • , Justin D.R. Pierel
  • , Kevin Hainline
  • , Matthew R. Siebert
  • , Armin Rest
  • , Eiichi Egami
  • , Sebastian Gomez
  • , Robert M. Quimby
  • , Ori D. Fox
  • , Michael Engesser
  • , Fengwu Sun
  • , Wenlei Chen
  • , Yossef Zenati
  • , Suvi Gezari
  • , Bhavin A. Joshi
  • , Melissa Shahbandeh
  • , Louis Gregory Strolger
  • , Qinan Wang
  • Stacey Alberts, Rachana Bhatawdekar, Andrew J. Bunker, Pierluigi Rinaldi, Brant E. Robertson, Sandro Tacchella

Research output: Contribution to journalArticlepeer-review

Abstract

In this work we estimate the explosion and progenitor properties of six Type II supernovae (SNe) at (Formula presented) discovered by the James Webb Space Telescope (JWST) Advanced Deep Extragalactic Survey (JADES) transient survey by modeling their light curves. Two Type II SNe are found to have high explosion energies of (Formula presented)  erg, while the other four Type II SNe are estimated to have typical explosion energies found in the local Universe [(0.5–2) (Formula presented)  (Formula presented)  erg]. The fraction of Type II SNe with high explosion energies might be higher at high redshifts because of, e.g., lower metallicity, but it is still difficult to draw a firm conclusion because of the small sample size and potential observational biases. We found it difficult to constrain the progenitor masses for Type II SNe in our sample because of the sparse light-curve data. We found that two Type II SN light curves can be better reproduced by introducing confined, dense circumstellar matter. Thus, the confined, dense circumstellar matter frequently observed in nearby Type II SNe is likely to exist in Type II SNe at high redshifts as well. Two Type II SNe are estimated to have high host galaxy extinctions, showing the ability of JWST to discover dust-obscured SNe at high redshifts. More high-redshift Type II SNe are required to investigate the differences in the properties of Type II SNe near and far, but here we show the first glimpse into the high-redshift population of Type II SNe.

Original languageEnglish
Pages (from-to)851-862
Number of pages12
JournalPublications of the Astronomical Society of Japan
Volume77
Issue number4
DOIs
StatePublished - Aug 2025
Externally publishedYes

Bibliographical note

Publisher Copyright:
© The Author(s) 2025. Published by Oxford University Press on behalf of the Astronomical Society of Japan. All rights reserved. For commercial re-use, please contact [email protected] for reprints and translation rights for reprints. All other permissions can be obtained through our RightsLink service via the Permissions link on the article page on our site-for further information please contact [email protected]. This article is published and distributed under the terms of the Oxford University Press, Standard Journals Publication Model (https://academic.oup.com/journals/pages/open_access/funder_policies/chorus/standard_publication_model)

Keywords

  • stars: massive
  • supernovae: general
  • supernovae: individual (AT 2023adsv, AT 2023adte, AT 2023adtf, SN 2023adto, SN 2023adtu, AT 2023adtw)

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