Comet 153P/Ikeya-Zhang, 4 exposures on color negative film combined. M31 can be seen at right. Black and White version.
Lens: Pentax Takumar 400mm f/4.0 Camera Pentax 6×7 Film: Fuji Provia 400 Exposure: 10min. at f/4 Date: 2002-04-01 Scan: Umax Astra 1220S with transparency adaptor Processing: Removing of vignetting and gradient (light pollution) Comments: The bad quality of the scanner shows up in the irregular density and color variation across the frame.