2 papers
astro-ph.SR2026
Hot molecular cores in the W49A molecular cloud complex
Ryosuke Miyawaki, Masahiko Hayashi, Tetsuo Hasegawa
We present a comprehensive dataset of hot molecular cores (HMCs) in the W49A molecular cloud complex based on high-resolution ALMA observations, including the 1.3~mm continuum, 12…
astro-ph.GA2025
Nuclear Stellar Disk-like Nature in the Kinematics of SiO Maser Stars around Sagittarius A*
Masato Tsuboi, Takahiro Tsutsumi, Ryosuke Miyawaki +1
We present a detailed analysis of the kinematics of SiO maser stars around the center of the Milky Way, Sagittarius A* (Sgr A*). We used the archive data in the SiO v=1, J=2-1 emis…