Image Acquisition Information
Telescope: 16" RCOS Ritchey-Chretien Telescope (ion milled at f/9)
Camera: SBIG STL-6303 M
Guiding: Astrodon MOAG AOG (SBIG 237 with .65 FLR)
Filters: Astrodon L, R, G, B
Mount: Software Bisque Paramount ME
Acquisition Programs: The Sky,CCDAutopliot III, CCD Soft.
Processing Programs: CCDStack, Maxim DL, Photoshop
Date:Sept 9 -Sept 16, 2007
Time:30 x 20 min for L (10 hrs) and 20
x 20 min for RGB ( 20 hrs).
Processing: CCD Stack and PhotoShop CS/2
Image Information: NGC 6946, at 10 million light years
distance, is known for it's unusually large number of supernovas.
Processing Comments: The image is an RGB Color image, combined in Maxim DL. L and
RGB combined in Photoshop CS2. Data stretching (curves) and further processing (minimal) in Photoshop CS/2. Image
intentionally under processed to decrease artifact.