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Chromospheric Activity of Periodic Variable Stars Based on the LAMOST Low- and Medium-resolution Spectral Survey

  • Authors: Liu Long, Li-yun Zhang*, Shao-Lan Bi, Jianrong Shi, Hong-Peng Lu, Xianming L. Han, Haifeng Wang, and Misra Prabhakar

2021 The Astrophysical Journal Supplement Series 253 51.

  • Provider: AAS Journals

Caption: Figure 19.

EW relations between the Hα and Ca II IRT lines for variable stars with different spectral types. The black dashed line in each panel denotes the fitted line.

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