Last night I got S-II (ionized Sulfur) for the NGC 6888, the Crescent Nebula.
Now it was possible to compose a HST version (Hubble Space Telescope palette).
-
Camera QHY9,
Optics Meade LX200 GPS 12" forced to @ f4.65
Guiding with SXV-AO active optics unit 11Hz
Filters
Baader H-alpha 7nm, 4.5h 20min subs
Baader O-III 8,5nm 2h 40min 20min subs binned 2x2
S-II 1h 5 min subs binned 3x3
-
Note. a special technique of mine is used to balance weaker channels with Hydrogen alpha.
0 comments:
Post a Comment
Click to see the code!
To insert emoticon you must added at least one space before the code.