M81
Bodes Galaxy in Ursa Major

Click image for a larger view

Location & Date Backyard, Abbott Observatory April 18, 2006
Temperature 35F, Transparency - Good, Seeing - 4/5
Telescope Celestron C8-N OTA on a Losmandy G11 mount
8" Reflector F/5, Prime Focus, Image scale 1.52 arcsec/pixel
Camera SBIG ST-2000XCM
CCD temp -20C
Exposure Times 57 x 5 minutes - 4.75 hours
Other Information Guiding - Internal TC11 guider
Guiding program - CCDSoft V5
Baader MPCC Coma Corrector with Orion Skyglow LPR filter
Image Processing * Images Plus 2.75
Calibration (9 bias, 9 darks, and 9 flats median combined), Bayer Interpolate, Grading, Alignment, Adaptive Addition, DDP
*Adobe CS - Levels, Curves, Masks, Sharpening, RGB balance, Cropping, JPEG conversion

Close

© 2006 Michael A. Siniscalchi