Horsehead IC 434
The HorseHead Nebula

(Click on image for Full Resolution)

(Click here for my Vixen 102mm Flourite/ST-8E attempt on 12/02/2001)

Date: December 21, 2003
Exposure: Ha : 7 1/2 hrs : 15 x 1800s
Processing: CCDSoftV5 for image acquisition, MaxIm for Image calibration,(20 flats, dark subtracted and median combined, 40 bias frames median combined, 12 - 1800s darks median combined, alignment, normalization, and sigma reject combine. Photoshop CS for final balance and jpg conversion.
Conditions: Average, Mag 3-4 Skies
Scope: AP155EDF @ f/7
Camera: SBIG ST-8XE/CFW-8, -25°
Comments: This was the last shot for 2003. I will be taking the refractors off the first weekend in 2004 and reinstalling the C14 with the Software Bisque mirror locking collar added.