Abell 78 in Cygnus
[OIII] image
[HII] image
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2014-06-18 + 2014-08-06+08+14
Gahberg observatory, Upper Austria
-[HII], [OIII]: Lacerta 10” f/4 Newtonian -RGB: 5” f/5 Newtonian
ASA DDM 60pro
[OIII] 11x20 min
8.6 h
planetary nebula
1.88’
?
Cygnus
?
Camera:
-RGB: Starlight Express SXV-H9, Baader Filters
-[HII], [OIII]: Sbig ST2000XM
[HII] 9x20 min RGB 4x10 min each channel
this was a first test to see how combining [HII] and [OIII] with low-resolution RGB-frames works. Color combination: [OIII] = green and blue; [HII] is red; [OIII] and [HII] were combined to a artificial luminance image
Animation [OIII] and [HII]
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