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astro-ph2005
The rapidly oscillating Ap star HD 99563 and its distorted dipole pulsation mode
G. Handler, W. W. Weiss, R. R. Shobbrook +9
We undertook a time-series photometric multi-site campaign for the rapidly oscillating Ap star HD 99563 and also acquired mean light observations over two seasons. The pulsations o…
astro-ph2004
Whole Earth Telescope observations of BPM 37093: a seismological test of crystallization theory in white dwarfs
A. Kanaan, A. Nitta, D. E. Winget +3
BPM 37093 is the only hydrogen-atmosphere white dwarf currently known which has sufficient mass (~ 1.1 M_sun) to theoretically crystallize while still inside the ZZ Ceti instabilit…
astro-ph2003
The DA+dMe eclipsing binary EC13471-1258: its cup runneth over...just
D. O'Donoghue, C. Koen, D. Kilkenny +5
EC13471-1258 is a detached eclipsing binary with Porb = 3h37m, comprising a DA white dwarf and a dMe dwarf. Total eclipses of the white dwarf lasting 14 min, and a large amplitude…