Location of photoOulu, Finland
Date/Time of photo26.09.2008
Baader 7nm H-alpha and Baader 8,5nm O-III
Tokina AT-X 300mm @ f2.8
5 X 1200s H-alpha 3 X 1200s O-III
4 X 1200s S-II + flats and bias
- Guiding, LX200 GPS 12" + PHD-guiding and Lodestar
DescriptionIn this image colors are showing difference between Double ionized Sulfur (Red),
Hydrogen alpha (Green) and triple ionized Oxygen (Blue).
This palette is generally known as a Hubble palette by the palette used to processing images
from Space telescope Hubble.