The Elephant Trunk Nebula, Cepheus
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AstroPhysics 175EDF f8
AP 3600GTO "El Capitan"
SBIG FW8G (Guided Filter Wheel)
November 2015. Cave Creek Canyon Observatory, Arizona Sky Village
- H-Alpha 5nm (Astrodon) 17x20 mins = 340 mins
- O-III 5nm (Astrodon) 29x20 mins = 580 mins
- S-II 5nm (Astrodon) 31x20 mins = 620 mins
Total Exposure Time = 25h 40m
Data Imaged remotely over 10 nights (Oct 13, 14, 17, 19, 21, 22, 23, 30, 31, & Nov 1, 2015).
IC 1396A is a part of the much larger molecular cloud IC 1396 in the constellation of Cepheus. It lies at a distance of about 2,400 light years.
© 2015, David A. Churchill