Photometry Using Kepler “Superstamps” of Open Clusters NGC 6791 & NGC 6819 Charles A. Kuehn III, Jason A. Drury, Beau R. Bellamy, Dennis Stello, Timothy R. Bedding, Mike Reed and Breanna Quick EPJ Web of Conferences, 101 (2015) 06040 Published online: 23 September 2015 DOI: 10.1051/epjconf/201510106040