Messier 91
Barred Spiral Galaxy, Coma Berenices
Standard view             

AstroPhysics 175EDF f8
AP 3600GTO "El Capitan"
SBIG STT-8300
SBIG FW8G (Guided Filter Wheel)
March 2016. Cave Creek Canyon Observatory, Arizona Sky Village
Equipment:

Telescope:
Mount:
Camera:
Guider:
Filters:

- Luminance (Astrodon) 36x10 mins    = 360 mins
- Red (Astrodon) 21x10 mins                 = 210 mins
- Green (Astrodon) 21x10 mins             = 210 mins
- Blue (Astrodon) 21x10 mins                = 210 mins
 
Total Exposure Time =  16h 30m
Details:
Data Imaged remotely over 5 nights during March, 2016.
rch
© 2016, David A. Churchill
Links:

 The Astro-Physics 175EDF Telescope