Paul Walker
Registered: November 2009
Location: Middlebury, Vermont
Posts: 116
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Horsehead Nebula, IC434, NGC2023 NGC2024
2010-03-06
Middlebury, VT
Constellation - Orion
The bright star in the upper left corner is the
middle star of Orion's belt and of coarse the one
just to the left of the Horsehead is the left most
(eastern) star of Orion's belt.
Exp 14x180sec (42min total)
ISO 1600
North - left
4.25 inch f/3.9 (422mm fl) reflector
Field of view: 1.9 x 2.9 deg.
German Equatorial Mount (Super Polaris model)
Camera - Modified Canon Rebel XT (350D) (modified by Hap Griffin)
with Orion Broadband Light Pollution Filter
with Baader Coma Corrector (MPCC)
Temperature - 27 to 22 degree F
Transparency 20.10 mag/arc sec (Sky Quality Meter)
Seeing 5 (1-10)
Stacking - Registax 5
Noise Reduction - Noise Ninja 2
Other - Picture Window Pro 5
Horsehead Neb_14x3min_4.25in f3.9_2010-03-06_chist-chist-unshp_NR2-hist2-cc (med).jpg
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