9-1-2011 M42 at PTC

Just a test. The exposure time is not enough. Blue cannot be pulled out....
5" refractor
AstroTech zero power flattener
40D
LVI II
350mm guide scope (A modified 9x50 finder scope)
LPS-P2
HEQ5Pro
ISO 800
Dark frame
M42 (4x3mins = 12mins)
5" refractor
AstroTech zero power flattener
40D
LVI II
350mm guide scope (A modified 9x50 finder scope)
LPS-P2
HEQ5Pro
ISO 800
Dark frame
M42 (4x3mins = 12mins)