Soap Bubble and Crescent Nebulae, Imaged with an AP 305mm f/3.8 Astrograph
Crescent Nebula and Soap Bubble. Instrument - 305mm F3.8 AP Astrograph, SBIG STL11K camera, Baader H-a and OIII narrow band filters,
approximately 5 hours exposure.
The elusive Soap Bubble was discovered by Dave Jurasevich with an Astro-Physics 160EDF refractor.
Closeup of Soap Bubble with f/3.8 astrograph | Closeup of Crescent with f/3.8 astrograph
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