Weakened Magnetic Braking in the Exoplanet Host Star 51 Peg

Weakened Magnetic Braking in the Exoplanet Host Star 51 Peg

The consistently low activity level of the old solar analog 51 Peg not only facilitated the discovery of the first hot Jupiter, but also led to the suggestion that the star could be experiencing a magnetic grand minimum. However, the 50 yr time series showing minimal chromospheric variability could...

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Bibliographic Details
Main Authors: Travis S. Metcalfe, Klaus G. Strassmeier, Ilya V. Ilyin, Derek Buzasi, Oleg Kochukhov, Thomas R. Ayres, Sarbani Basu, Ashley Chontos, Adam J. Finley, Victor See, Keivan G. Stassun, Jennifer L. van Saders, Aldo G. Sepulveda, George R. Ricker
Format: Article
Language:English
Published: IOP Publishing 2024-01-01
Series:The Astrophysical Journal Letters
Subjects:
Spectropolarimetry
Stellar evolution
Stellar magnetic fields
Stellar oscillations
Stellar winds
Online Access:https://doi.org/10.3847/2041-8213/ad0a95

Internet

https://doi.org/10.3847/2041-8213/ad0a95

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