ER Orionis / ER Ori
Light curve and phase diagram of the EW type eclipsing binary ER Orionis / ER Ori. These were constructed from photometry of 30 images taken with the Bradford Robotic Telescope Cluster Camera (BRT) between 2010 December 4 and 2016 October 1. The images were taken through a tri-colour green filter.
The catalogue period for this star is 0.4233987d (GCVS), 0.423406d (AAVSO VSX) and 0.42340579d (Kreiner). There is considerable o-c activity with this star (Kreiner).
[This page updated 2019 February 5.]