2 papers
astro-ph.GA2025
A Comprehensive Catalog of Emission-line Nebulae, Star Clusters, and Supergiants in M31 from the LAMOST Spectroscopic Survey
Pinjian Chen, Bingqiu Chen, Xuan Fang +5
Spectroscopic observations of various tracers in nearby galaxies, such as Andromeda (M31), play a crucial role in identifying and classifying individual stellar populations and neb…
astro-ph.GA2024
The rotation curve and mass distribution of M31
Xiangwei Zhang, Bingqiu Chen, Pinjian Chen +2
To gain a better understanding of the Andromeda galaxy M31 and its role in the Local Group, measuring its mass precisely is essential. In this work, we have constructed the rotatio…