Sh2-254, 255, 256, & 257

Emission Nebula, Orion

March 2009. Cave Creek Canyon Observatory, Arizona Sky Village

Telescope: ASA N16 f3.6
Mount: Astro Physics 1200GTO
Camera: SBIG STL-11000M
Guider: SBIG STL-Internal

H-alpha: 16×10 mins = 160 mins

Total Imaging Time: 2h 40m

Data Imaged remotely over 4 nights during March 2009.
Data acquisition & Processing by David Churchill.