Takahashi FSQ106 @ f/5
SBIG ST10XME
CFW8 with standard RGB
plus Astrodon 6nm Ha
HaRGB:
Ha= 15 min x 20 , 1x1
R= 5 min x 20, 1x1
G= 5 min x 20, 1x1
B= 5 min x 20, 1x1
Processed with CCDsoft,
Registar, Neat Image, and
Adobe PS
This dark nebula,
B33, a collection of
gas and dust, is only
seen due to its
silhouetting against
the backround
emission nebula, IC
434 -- the Horsehead
may be the most
recognizable icon in
all astronomy
IC434/B33, the Horsehead Nebula
Click on image to enlarge