Y Cygni / Y Cyg
Light curve and phase diagram for the EA type eclipsing binary Y Cygni / Y Cyg. These were constructed from photometry of 69 images taken with the Bradford Robotic Telescope Cluster Camera (BRT) between 2014 July 11 and 2016 October 1, through a tri-colour green filter.
The catalogue period for this star is 2.9963328d (GCVS, AAVSO VSX) and 2.996237d (Kreiner). There is considerable o-c activity with this star due to apsidal motion (Kreiner, GCVS). (Accessed 2018 November 19)
[ This page updated 2018 November 19 ]