TESS Observations of Stochastic Low-frequency Variability in Extreme Helium Stars

arXiv:2605.23209 · astro-ph.SR · Submitted 2026-05-22 · Read on arXiv

astro-ph.SR

Submitted: 2026-05-22

Updated: 2026-08-26

Code: https://github.com/keatonb/TESS_PRF

Terminology

• Aperture — 9× in this paper · explained in 1 episode
• Core — 7× in this paper · explained in 2 episodes
• Gaussian Process Regression — 3× in this paper
• Metallicity — 3× in this paper · explained in 3 episodes
• Consistency — 2× in this paper · explained in 3 episodes
• Robustness — 2× in this paper · explained in 5 episodes
• Adam — 1× in this paper · explained in 2 episodes
• Full Frame Image — 1× in this paper
• Mikulski Archive for Space Telescopes — 1× in this paper
• Pixel Response Function — 1× in this paper
• R Coronae Borealis — 1× in this paper

Sources

• Photometric detection of internal gravity waves in early-type stars observed by CoRoT

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