M12 in Ophiuchus

Optics: CPC1100 at f6 on a Milburn Wedge
Camera: QHY8
Image Scale: 0.9 arcseconds per pixel, reduced 50%
Exposure: 11 x 5 minutes
Guiding: PHD Guiding, using a Meade DSI Pro II on a Taurus Tracker III off axis guider
Date: July 4, 2010
Capture: Nebulosity 2, Gain 0, Offset 140
Processing: Stacked with Deep Sky Stacker, post-processed with Photoshop CS2