Location & Date |
Backyard, Abbott Observatory August 22 & 25 & Sept 9, 2006 Temperature mid 70's°F, Transparency - Good, Seeing - 4/5 |
Telescope |
Celestron C8-N 8" Reflector F/5, Losmandy G11 mount, Prime Focus Image scale 1.52 arcsec/pixel |
Camera |
SBIG ST-2000XCM color camera CCD temp -15°C |
Exposure Times |
7 X 5 minutes - Color 20 X 15 minutes - 6.75 hours - Hydrogen Alpha |
Other Information |
Image acquisition - CCDSoft V5 Guiding - Internal TC11 guider w/ CCDSoft Dither plugin Focus - Moonlite Motorfocus & FocusMax Astronomik 13nm Ha filter for Ha Orion Skyglow filter stacked to a Baader UV/IR filter for color |
Image Processing |
* Images Plus 2.75 - Calibration, Bayer Interpolate, Grading, Alignment, Sigma Clipped Average Combine, mild DDP, 5 iterations of R/L deconvolution. * Adobe CS - Levels, Curves, Masks, Sharpening, Cropping, JPEG conversion |