NGC 6357, Sh 2-12, Sh 2-13

Observing Site Nebraska Star Party
Date and time 7/16/2015 (2247-2331)
Lynds scale NGC 6357: 2 (est)
Sh 2-12: 4
Sh 2-13: 3 (est)
Sky Darkness 1
Sky Transparency poor
Moon magnitude not in sky
Imaging Telescope 200mm lens @ f/4
Imaging Camera ST-8300M
Acquisition L 13x180s
Calibration dark 20, bias 20