Bridging between Type IIb and Ib Supernovae: SN IIb 2022crv with a Very Thin Hydrogen Envelope

Gangopadhyay, A; Maeda, K; Singh, A; Nayana, AJ; Nakaoka, T; Kawabata, KS; Taguchi, K; Singh, M; Chandra, P; Ryder, SD; Dastidar, R; Yamanaka, M; Kawabata, M; Alsaberi, RZE; Dukiya, N; Teja, RS; Ailawadhi, B; Dutta, A; Sahu, DK; Moriya, TJ; Misra, K; Tanaka, M; Chevalier, R; Tominaga, N; Uno, K; Imazawa, R; Hamada, T; Hori, T; Isogai, K

Gangopadhyay, A (通讯作者)，Hiroshima Univ, Hiroshima Astrophys Sci Ctr, 1-3-1 Kagamiyama, Higashihiroshima, Hiroshima 7398526, Japan.

ASTROPHYSICAL JOURNAL, 2023; 957 (2):

Abstract

We present optical, near-infrared, and radio observations of supernova (SN) SN IIb 2022crv. We show that it retained a very thin H envelope and transi......

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