Messier Number:
M42
NGC Number:
NGC 1976
Common Name:
The Great Nebula in Orion
Constellation:
Orion
Distance from Earth:
~2,000 Light Years
Visual Magnitude:
4.0
Size:
85 x 60 arc minutes
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Date Taken:
1/25/2010 - 1/26/2010
Location:
Black Forest, CO
Equipment:
RCOS 16" Ritchey-Chretien
Bisque Paramoune ME
AstroDon Narrowband Filters
SBIG STL-11000M
SBIG AO-L
Exposure Specs:
330 minutes total
S-II: 8x15 min
H-Alpha: 18x5 min
O-III: 24x5 min
Processed with:
CCDStack
Adobe Photoshop CS2
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