Mizar–Alcor sextuple star system, Horse and Rider

Alcor can be seen at 12 arc minutes separation from Mizar

 

Details about this system: en.wikipedia.org/wiki/Mizar_and_Alcor

 

Works well for testing a scope for flex - 43 min total - red lines show how far.

 

Guide scope was 50mm FL f/3.5, shown on scope at: www.flickr.com/photos/edhiker/7177348970

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Mizar 120s X20 T1i 6in f3.8, 50mmFL guide AC Crop

Done