3 papers
astro-ph.HE2025
Type Ibn supernovae from ultra-stripped supernova progenitors
Takashi J. Moriya, Bernhard Mueller, Sergei I. Blinnikov +4
Ultra-stripped supernovae are core-collapse supernovae from progenitors that lose a significant fraction of mass because of the binary interactions with their compact companion sta…
astro-ph.HE2024
Radio Follow-up Observations of SN 2023ixf by Japanese and Korean VLBIs
Yuhei Iwata, Masanori Akimoto, Tomoki Matsuoka +10
We report on radio follow-up observations of the nearby Type II supernova, SN 2023ixf, spanning from 1.7 to 269.9 days after the explosion, conducted using three very long baseline…
astro-ph.HE2024
A systematic search for rapid transients in the Subaru HSC-SSP transient survey
Seiji Toshikage, Masaomi Tanaka, Naoki Yasuda +9
Recent high-cadence transient surveys have discovered rapid transients whose light curve timescales are shorter than those of typical supernovae. In this paper, we present a system…