collaborators

6 papers

astro-ph.GA2025

Stellar masses and mass ratios for Gaia open cluster members

Sagar Malhotra, Alfred Castro-Ginard, Friedrich Anders +7

Context: Unresolved binaries in star clusters can bias stellar and cluster mass estimates, making their proper treatment essential for studying cluster dynamics and evolution. Aims…

astro-ph.EP2025

Understanding the Planetary Formation and Evolution in Star Clusters(UPiC)-II: Catalog of planets/candidates in Open Clusters and Moving Groups

Yuan-Zhe Dai, Hui-Gen Liu, Xiaoying Pang +4

Detecting planets in open clusters offers a unique opportunity to test planet formation theories in clustered environments. The precisely determined ages of young open clusters mak…

astro-ph.SR2025

A catalog of new blue stragglers in open clusters with Gaia DR3

Songmei Qin, Jing Zhong, Friedrich Anders +6

The high-precision {\it Gaia} data release 3 (DR3) enables the discovery of numerous open clusters in the Milky Way, providing an excellent opportunity to search for blue straggler…

astro-ph.GA2025

Binary clusters in the Galactic disk I: Systematic identification and classification using Gaia DR3

Guimei Liu, Yu Zhang, Jing Zhong +3

Aims. We aim to identify and classify BCs using high-precision astrometric and kinematic data, and to investigate their physical properties, mutual gravitational interactions, and…

astro-ph.SR2025

Selected open cluster sample for validating atmospheric parameters: Application to Gaia and other surveys

Tong Tang, Songmei Qin, Jing Zhong +2

Reliable stellar atmospheric parameters are essential for probing stellar structure and evolution, and for stellar population studies. However, various deviations appear in compari…

astro-ph.GA2024

Unveiling the Binary Nature of NGC 2323

Songmei Qin, Jing Zhong, Tong Tang +9

As a well-known open cluster, NGC 2323 (also called M50) has been widely investigated for over a hundred years and has always been considered a classical single cluster. In this wo…