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Uranus
December
14,2007
Uploaded
1/14/2003
This is my first attempt to photograph
the planet Uranus, a very distant outer planet with a mere 3.6"
disk size. The top image here does reveal its greenish color,
and is at a size that the full moon would fill the entire frame.
Visually the disk was obvious and yellow green in color.
The lower image
was with a 3x barlow, and the seeing was not sharp enough to
show a clean disk, but the green color once again is pretty obvious.
So much for my first attempt. 500 to 1000 frames were registered
and stacked in Registax to make these.
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12.5"
f/5 Newtonian
Prime focus
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12.5"
f/5 Newtonian
3x Klee
Barlow
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Instrument: 12.5" f/5 Home made Newtonian
Platform: Astrophysics 1200 QMD
CCD Camera: Phillips Vestacam
Exposure: 1/15
Filters: RGB
Location: Payson, Arizona
Elevation: 5150 ft.
Sky: Seeing FMHW = 6 arcsec, Transparency 8/10
Outside Temperature: 45F
Processing: Registax, Photoshop
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