K-dwarf Radius Inflation and a 10-Gyr Spin-down Clock Unveiled Through Asteroseismology of HD 219134 from the Keck Planet Finder
Yaguang Li,Daniel Huber,J. M. Joel Ong,Jennifer van Saders, R. R. Costa, Jens Reersted Larsen,Sarbani Basu, Timothy R. Bedding,Fei Dai,Ashley Chontos,Theron W. Carmichael,Daniel Hey,Hans Kjeldsen,Marc Hon,Tiago L. Campante,Mário J. P. F. G. Monteiro,Mia Sloth Lundkvist,Nicholas Saunders,Howard Isaacson,Andrew W. Howard,Steven R. Gibson,Samuel Halverson,Kodi Rider,Arpita Roy,Ashley D. Baker,Jerry Edelstein, Chris Smith,Benjamin J. Fulton,Josh Walawender The Astrophysical Journal（2025）
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Stellar rotation,K dwarf stars,Stellar oscillations
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