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astro-ph.SR2024
HD 60435: The star that stopped pulsating
Donald W. Kurtz, Gerald Handler, Daniel L. Holdsworth +10
HD 60435 is a well-known rapidly oscillating (roAp) Ap star with a series of alternating even and odd degree modes, making it a prime asteroseismic target. It is also an oblique pu…
astro-ph.SR2024
HD 12098: a highly distorted dipole mode in an obliquely pulsating roAp star
D. W. Kurtz, H. Saio, D. L. Holdsworth +2
HD 12098 is an roAp star pulsating in the most distorted dipole mode yet observed in this class of star. Using TESS Sector 58 observations we show that there are photometric spots…