M42 Great Nebula in Orion (Narrowband)
Telescope:
TEC140 f7 APO @ f5.1 (715mm)
Camera:
SBIG ST-10XE
Mount:
AP900GTO
Exposure:
30:30:30min
Hydrogen Alpha
Oxygen III
Helium II
Date:
Apr 05
Location:
New Mexico
Author:
Michael J. Chapa
