- Description: A large, faint patch of nebulosity in Cepheus, this field of view is about 9 x 6
full moons in size. On the left side on the nebula is IC1396A, also known as the Elephant Trunk
nebula. This was shot over several months using narrow band filters for the nebula and
RGB filters for the stars. For nebula colours I mapped Hydrogen-alpha to red, SII to blue and OIII to
yellow.
- Camera: ZWO ASI2600MM Pro at -15C, gain 100
- Filter: Antlia 3nm SHO amd RGB V-Pro filters
- Scope: Askar SQA55, 264mm f4.8
- Mount: ZWO AM5N Harmonic Mount
- Exposure: 3x4min per RGB filter, 28x15 min H-alpha, 11x15 min OIII, 12 x 15min SII. 13 hr 20m total
- Guiding: ASI210MM via ZWO OAG-L
- System Control: ASI Air+
- Location: S.W. Calgary, Alberta
- Dates: June 8, June 29, August 23 2025
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