AK Herculis / AK Her
A primary minimum of the EW type eclipsing binary AK Herculis / AK Her obtained from Somerby Observatory with the 2" Titan on 7 May 2018. The images were unfiltered.
The catalogued period for this star is 0.42152201d (GCVS), 0.4215228d (AAVSO VSX) and 0.4215224d (Kreiner). [Accessed 2018 05 29]
There is o-c activity in this star (Kreiner).
There is o-c activity in this star (Kreiner).
[This page updated 2018 May 29]