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Empirical H- and K-band Limb Darkening for 31 CHARA Stars: A Near-infrared Benchmark for Stellar-Atmosphere Models

  • Authors: Narsireddy Anugu, John D. Monnier, Antoine Mérand, Becky Flores, Alexandre Gallenne, Douglas R. Gies, Mayra Gutierrez, Robert Klement, Stefan Kraus, Jayadev Rajagopal, Rachael M. Roettenbacher, Gail H. Schaefer

Narsireddy Anugu et al 2026 The Astronomical Journal 172 .

  • Provider: AAS Journals

Caption: Figure 1.

Hertzsprung–Russell diagram of the CHARA limb-darkening target sample. Points are colored by effective temperature and scaled by the physical star radius (see Table 1). Targets span Teff ∼ 3690 − 6570 K and include subgiants, giants, and supergiants.

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