Hot Subdwarf Stars Identified in LAMOST DR8 with Single-lined and Composite Spectra

A total of 222 hot subdwarf stars were identified with LAMOST DR8 spectra, among which 131 stars show composite spectra and have been decomposed, while 91 stars present single-lined spectra. Atmospheric parameters of all sample stars were obtained by fitting hydrogen (H) and helium (He) line profile...

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Bibliographic Details
Main Authors: Zhenxin Lei, Ruijie He, Péter Németh, Joris Vos, Xuan Zou, Ke Hu, Huaping Xiao, Huahui Yan, Jingkun Zhao
Format: Article
Language:English
Published: IOP Publishing 2023-01-01
Series:The Astrophysical Journal
Subjects:
Online Access:https://doi.org/10.3847/1538-4357/aca542