2011-09-16 21:00-23:00
Half moon, semi-turbulent seeing

M27
Exposures:
3×40 LIGHT
2×40 DARK
8 FLAT
10 BIAS

Camera: Canon EOS-1Ds Mark II, ISO1600
Lens: Meade Model 2080 8-inch Schmidt-Cassegrain
Mount: Meade Standard Wedge and Tripod
Software: PixInsight, DeepSkyStacker

2011-09-16 21:00-23:00
Half moon, semi-turbulent seeing

M13
Exposures:
2×40 LIGHT
2×40 DARK
8 FLAT
10 BIAS

Camera: Canon EOS-1Ds Mark II, ISO1600
Lens: Meade Model 2080 8-inch Schmidt-Cassegrain
Mount: Meade Standard Wedge and Tripod
Software: PixInsight, DeepSkyStacker

2011-09-16 21:00-23:00
Half moon, semi-turbulent seeing

M57
Exposures:
6x40s LIGHT
2x40s DARK
8 FLAT
10 BIAS

Camera: Canon EOS-1Ds Mark II, ISO1600
Lens: Meade Model 2080 8-inch Schmidt-Cassegrain
Mount: Meade Standard Wedge and Tripod
Software: PixInsight, DeepSkyStacker