66 citations · 256 across the 18 of their papers we have counts for
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astro-ph.GA2021★ 12 cited
The Milky Way Revealed by Variable Stars I: Sample Selection of RR Lyrae stars, and Evidence for the Merger History
I. Ablimit, G. Zhao, U. Teklimakan +2
In order to study the Milky Way, RR Lyrae (RRL) variable stars identified by Gaia, ASAS-SN and ZTF sky survey projects have been analyzed as tracers in this work. Photometric and s…
astro-ph.GA2021★ 25 cited
Contribution of Gaia Sausage to the Galactic Stellar Halo Revealed by K Giants and Blue Horizontal Branch Stars from the Large Sky Area Multi-Object Fiber Spectroscopic Telescope, Sloan Digital Sky Survey, and Gaia
Wenbo Wu, Gang Zhao, Xiang-Xiang Xue +2
We explore the contribution of the Gaia-Sausage to the stellar halo of the Milky Way by making use of a Gaussian Mixture model (GMM) and applying it to halo star samples of LAMOST…
astro-ph.SR2021★ 7 cited
Spectroscopic evidence for a large spot on the dimming Betelgeuse
Sofya Alexeeva, Gang Zhao, Dong-Yang Gao +4
During October 2019 and March 2020, the luminous red supergiant Betelgeuse demonstrated an unusually deep minimum of its brightness. It became fainter by more than one magnitude an…