Thirty eclipses of the W Ursae Majoris system V523 Cas were observed in October and November 2012 and October and November 2013. The O--C diagram derived from this new data, combined with that of Samec et al. (2004), shows the influence of a third component to this system. The third component appears to have a mass of 0.49 solar masses with an orbital period of 101 years.
Information Bulletin on Variable Stars
- Pub Date:
- November 2014