RC-Astro | Spiral Galaxy M77

Spiral Galaxy M77

Technical Details
Optics:	20" f/8 RCOS Ritchey-Chrétien Cassegrain
Camera:	SBIG STL-11000M
Mount:	Software Bisque Paramount ME
Filters:	SBIG Standard LRGB
Dates/Times:	October-November 2006
Location:	Dimension Point Observatory, Mayhill, New Mexico
Exposure Details:	LRGB = 450:240:210:150 minutes
Acquisition:	MaxIm DL/CCD 4, TheSky6, CCDAutoPilot3
Processing:	CCDStack, MaxIm DL/CCD 4, Photoshop CS3, prototype star tightening filter