3 papers
astro-ph2001
First results from multi-wavelength observations during the 2001 outburst of WZ Sge
Erik Kuulkers, Christian Knigge, Danny Steeghs +2
WZ Sge has shown superoutbursts in 1913, 1946 and 1978. On 2001 July 23 a new outburst was announced, about 10 years `too early'. Target of opportunity satellite observations with…
astro-ph2001
Emission from the secondary star in the old CV WZ Sge
D. Steeghs, T. Marsh, C. Knigge +3
We present the first detection of the mass donor star in the cataclysmic variable WZ Sge. Phase resolved spectroscopy reveals narrow Balmer emission components from the irradiated…
astro-ph1998
The rotation speed of the companion star in V395 Car (=2S0921--630)
T. Shahbaz, E. Kuulkers, P. A. Charles +3
We have obtained high resolution optical spectroscopy of the accretion disc corona source 2S0921--630 (=V395 Car) that constrains the spectral type of the companion star to be most…