M12
Globular Cluster, Ophiuchus
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AstroPhysics 175EDF f8
AP 3600GTO "El Capitan"
SBIG STT-8300
External Borg 50mm/SBIGSTi
June 2018. Cave Creek Canyon Observatory, Arizona Sky Village
Equipment:

Telescope:
Mount:
Camera:
Guider:
Filters:

- Luminance (Astrodon) 34x5 mins   = 170 mins
- Red (Astrodon) 24x5 mins                 = 120 mins
- Green (Astrodon) 24x5 mins             = 120 mins
- Blue (Astrodon) 24x5 mins                = 120 mins
 
Total Exposure Time =  8h 50m
Details:
Data Imaged remotely over 6 nights during June 2018.
© 2018, David A. Churchill
Links:

 The Astro-Physics 175EDF Telescope