Image Acquisition Information
Telescope: 16" RCOS Ritchey-Chretien Telescope (ion milled at f/9)
Location: The Lost Valley Observatory, loated at Sierra Remote
in the Sierra Nevada Mountains of California
Camera: SBIG STL-6303
Guiding: Astrodon MOAG AOG (SBIG 237 with .65 FLR)
Filters: Astrodon Ha, R, G, B
Mount: Software Bisque Paramount ME
Acquisition Programs: The Sky,CCDAutopliot III, CCD Soft.
Processing Programs: CCDStack, Maxim DL, Photoshop CS3
Date:: January 1-January 19, 2008
Time: 21x20 min ( 7
hours) each for Ha, and 6x20 min for each of
(6 hrs) for a total of 13 hours
Processing: CCD Stack and PhotoShop CS/3
Image Information: An irregularly
lit planetary nebula in Taurus. It has an unusually bright central star, magnitude 9.5.
Processing Comments: Ha-Red
blend perforned in Photoshop CS/3. Ha-R/G/B assembled in Maxim DL. Further processing, including data
stretching (curves/levels), Shadows/Highlioghts, High Pass filer used in PS CS/3. As with the Ha image, the image was
challenging due to the presence of a full moon, manisfestd by some backgound noise.