collaborators

6 papers

astro-ph.GA2026

GSED: The Galactic Stellar Extinction Database

Baisong Zhang, Bingqiu Chen, Dongwei Fan +9

Reliable extinction correction is essential for nearly all astrophysical studies within the Galaxy. We present the Galactic Stellar Extinction Database (GSED, https://nadc.china-vo…

astro-ph.SR2025

Empirically Predicted Absolute Magnitudes for Red Clump Stars in Mephisto and CSST Filters

Zheng Yu, Bing-Qiu Chen, Xiao-Wei Liu

Red clump (RC) stars are reliable standard candles for studying the structure and evolution of the Milky Way. In this study, we present empirical calibrations of RC absolute magnit…

astro-ph.GA2025

A Massive Yellow Supergiant in the Far Outer Disk of M31: Evidence for In Situ Massive Star Formation Beyond the Optical Radius

Pinjian Chen, Bingqiu Chen, Haibo Yuan +5

While massive stars are known to shape galactic ecosystems, their formation has long been assumed to require the high-density environments of inner galactic disks. This paradigm is…

astro-ph.GA2025

Stellar parameters, extinction, and distances for stars in SMSS DR2 by SPar method

Mingxu Sun, Bingqiu Chen, Baokun Sun +8

The availability of large datasets containing stellar parameters, distances, and extinctions for stars in the Milky Way, particularly within the Galactic disk, is essential for adv…

astro-ph.GA2025

Identification of Star Clusters in M31 from PAndAS Images Based on Deep Learning

Baisong Zhang, Bingqiu Chen, Haibo Yuan +5

The identification of star clusters holds significant importance in studying galaxy formation and evolution history. However, the task of swiftly and accurately identifying star cl…

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…