Kemble's Cascade and NGC 1502 in Camelopardalis
CLICK HERE FOR HIGH RESOLUTION - (2400x1599)
Scope: Megrez II 80 mm APO at f/5.6; Location: Laguna Mountains, CA; 19 September, 2009; Camera: Canon XT 350D (Baader ACF modified)
Exposure: 20 x 3 min (unfiltered) ISO 800 , 8 Darks, no Flats
Processing: Images were captured with DSLR Focus and saved as RAW file format. Exposures were decoded and dark corrected in IRIS. Exposures were aligned and stacked in IRIS with Sigma Median. Dark point equalization and rough color balance were done in IRIS. Gamma and saturation adjustments were also done in IRIS. Stretch and crop adjustments were done in Photoshop. Some star repair was performed on edge stars. Background noise reduction was performed by PixInsight LE (SGBNR). Final stretching and touch up was done in PhotoShop. Final Image size is approximately 3474x2314 - re-sampled to 2400x1554.
North is up in this image. This image is guided. This asterism is known as Kemble's Cascade. There is a cascade of stars running from the upper right to the lower left ending in a bright open cluster (NGC 1502). NGC 884 is approximately 6,800 light years distant from Earth. The Horizontal FOV is about 270 min.
Image Center is approximately - Equatorial 2000: RA: 03h 58m 53s Dec: +62°50'09"
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