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Evolution of Stellar Activity and Habitable Zone. IV. Calcium II Infrared Triplet Activity from Open Clusters and White Dwarf Binaries

  • Authors: Shidi Zhang, Song Wang, Henggeng Han, Wenyuan Cui

Shidi Zhang et al 2026 The Astrophysical Journal 1011 .

  • Provider: AAS Journals

Caption: Figure 7.

Comparison of log﹩{R}_{{\rm{IRT}},{\rm{cat}}}^{{\prime} }﹩ and log﹩{R}_{{\rm{IRT}},{\rm{base}}}^{{\prime} }﹩ at various Teff; diamonds show medians of individual age bins.

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