Messier 100
Spiral Galaxy, Coma Berenices
Click image for 1500x1000 view

ASA N16 f3.6
AP 3600GTO "El Capitan"
SBIG STL-11000M

SBIG STL-Internal
January 2012. Cave Creek Canyon Observatory, Arizona Sky Village
Equipment:

Telescope:
Mount:
Camera:
Guider:
Filters:

- Luminance (Astrodon) 75x5 mins     = 375 mins
- Red
(Astrodon) 24x5 mins                   = 120 mins
- Green
(Astrodon) 24x5 mins               = 120 mins
- Blue
(Astrodon) 24x5 mins                  = 120 mins
 
Total Exposure Time =  12h 15m
Details:
Data Imaged remotely over 7 nights (Dec 28, 29, 30, 31, 2011, Jan 1, 2, & 3, 2012).
2012, David A. Churchill
Links:

The ASA N16 Telescope           Wide Field View