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OGS 12.5" RC @ f/9
SBIG STL11K
Astrodon LRGB + Ha
(HaL)(HaR)GB:
Ha= 20 min x 25, 1x1
L= 10 min x 12, 1x1
R= 10 min x 8, 2x2
G= 10 min x 8, 2x2
B= 10 min x 8, 2x2
Processed with
CCDsoft, Registar, Neat
Image, and Adobe PS
SBIG STL11K
Astrodon LRGB + Ha
(HaL)(HaR)GB:
Ha= 20 min x 25, 1x1
L= 10 min x 12, 1x1
R= 10 min x 8, 2x2
G= 10 min x 8, 2x2
B= 10 min x 8, 2x2
Processed with
CCDsoft, Registar, Neat
Image, and Adobe PS
The Bubble Nebula in
Cassiopeia is perfectly
named, and is probably
formed from a massive
star's emission of a
stellar wind of ionized
gas.
The Mouseover shows 2
stars to the left of the
Bubble in the older image
that are now virtually
absent from view! Are
these variable stars?
Cassiopeia is perfectly
named, and is probably
formed from a massive
star's emission of a
stellar wind of ionized
gas.
The Mouseover shows 2
stars to the left of the
Bubble in the older image
that are now virtually
absent from view! Are
these variable stars?
NGC7635 -- the Bubble Nebula
Click on image to enlarge
Mouseover to compare with Bubble from 3 years earlier
Click on image to enlarge
Mouseover to compare with Bubble from 3 years earlier
