Crescent Nebula & Region.
Emission Nebulae, Cygnus
AstroPhysics 130GTX f6.3 (FF)
FLI Microline 50100 / FLI 10-7 FW
Meade DSI-pro/SBIG efinder
July 2016. Irvine, California (my backyard)
- H-Alpha 5nm (Astrodon) 23x15 mins = 345 mins
Total Exposure Time = 5h 45m
Image using the Astro-Physics 130GTX Refractor coupled with the Field-Flattener (FF) @ f6.3 along with the FLI Microline 50100 camera with FLI 10-7 filter-wheel from my backyard in light-polluted Irvine, CA. over 4 nights (July 10, 11, 12, & 13, 2016)
The FOV of this setup is 3.4x2.6 degrees @ 1.51 ArcSec/Pixel.
Auto-focus was available for this sequence using the Optec FocusLynx system.
© 2016, David A. Churchill