SN 2024iss: Double-Peaked Light Curves and Implications for a Yellow Supergiant Progenitor

Masayuki Yamanaka, Takahiro Nagayama, Tsukiha Horikiri

We report the multi-band photometric observations of the Type IIb supernova (SN) 2024iss with ultra-violet (UV), optical, and near-infrared (NIR) wavelengths starting one day after…