M3
Globular Cluster, Canes Venatici

AstroPhysics 175EDF f8
AP 3600GTO "El Capitan"
SBIG STT-8300
SBIG FW8G
(Guided Filter Wheel)
March 2017. Cave Creek Canyon Observatory, Arizona Sky Village
Equipment:

Telescope:
Mount:
Camera:
Guider:
Filters:

- Luminance (Astrodon) 24x5 mins   = 120 mins
- Red
(Astrodon) 12x5 mins                 = 60 mins
- Green
(Astrodon) 12x5 mins             = 60 mins
- Blue
(Astrodon) 12x5 mins                = 60 mins
 
Total Exposure Time =  5h 00m
Details:
Data Imaged remotely over 3 nights & two years (May 27, 28, 2016 & Mar 1, 2017).
2017, David A. Churchill
Links:

The Astro-Physics 175EDF Telescope