Comet C/2002 C1 (Ikeya-Zhang)

 

(Click on image for full size version)

 

Exposure Data: 3/25/2002.  RGB: 4x40s, 4x40s, 4x80s. -15C, 3.5 arc-sec./pixel.
 
Processing: Reduced, aligned, combined in Mira, gradient removal, color combine, Maxim, layering and post-processing in Photoshop.
 
Optical System: FSQ-106 @ F/5, ST-8E NABG/CFW-8A CCD camera, AP900GTO mount.
 
Comments: Combined comet image was layered into a single combined star field via Photoshop lighten 75% layer. Trailed stars removed from the comet layer. The comet was 10 above the horizon. Due to the wide FOV, gradient removal was required for each color in Maxim.