2 papers
astro-ph.SR2023
A Surprising Periodicity Detected During a Super-outburst of V844 Herculis by TESS
A. Greiveldinger, P. Garnavich, C. Littlefield +6
We identify a previously undetected periodicity at a frequency of 49.080.01 d (period of 29.340.01 minutes) during a super-outburst of V844 Her observed by TESS. V…
astro-ph.SR2022
The Intermediate Polar FO Aquarii Has Not Been the Same Since Recovering from a Series of Low States
Peter Garnavich, Colin Littlefield, Rebecca S. Boyle +1
FO Aqr is a bright intermediate polar that has long displayed large amplitude photometric variations corresponding to the 20.9 min spin period of its white dwarf. Between 2016 and…