HS 2331+3905: The cataclysmic variable that has it all
HS 2331+3905: The cataclysmic variable that has it all
We report detailed follow-up observations of the cataclysmic variable HS 2331+3905, identified as an emission-line object in the Hamburg Quasar Survey. An orbital period of 81.08 min is unambiguously determined from the detection of eclipses in the light curves of HS 2331+3905. A second photometric period is consistently detected at …