2 papers
astro-ph.SR2009
DD Mon and XY UMa: CCD Photometry and modelling of two close binary systems with solar-type components
K. Gazeas, A. Liakos, P. Niarchos
We present our ground-based CCD observations of the close binary systems DD Mon and XY UMa in B, V, R and I bands. The light curves are analyzed using the Wilson-Devinney code (W-D…
astro-ph.SR2009
Multi-ring structure of the eclipsing disk in EE Cep - possible planets?
C. Galan, M. Mikolajewski, T. Tomov +57
The photometric and spectroscopic observational campaign organized for the 2008/9 eclipse of EE Cep revealed features, which indicate that the eclipsing disk in the EE Cep system h…