Group Challenge - Horsehead or Witch Head Nebula  
Horsehead and Flame Nebulae

Horsehead and Flame Nebulae(William J. Shaheen)

Acquisition Date : 30-Dec-2008
Camera : Nikon D50 w/Baader UV/IR filter.
Camera Settings : ISO 800; raw; pre-measured white balance; 12 - 12 min. subs, darks, flats, bias.
Telescope : TEC 140 5.5" f/7 APO refractor; guided with Q-Guide and PHD.
Mount : Losmandy G11
Adapter / Prime / Afocal / Other : Prime focus - 980mm f/7.
Processing Package / Processing Applied : ImagesPlus 3.75 beta 4 automatic image set processing; curves tool in Nebulosity2.
Web Site : Nikon D50 album
NOTES : No post processing noise reduction.

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