Pelican Nebula, IC 5070
The Pelican Nebula is located in the Cygnus (Swan) constellation about 2,000 light-years away. The Pelican is a large H II (ionized hydrogen) stellar nursery often associated with the North American nebula out of frame to the left.
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Equipment
- Celestron 11 on a CGEM mount, Atik 460EX monochrome, Starizona HyperStar, Orion off axis guider, and Starlight Xpress Lodestar X2 autoguider for guiding.
Image
- Luminance: 54X 1 minute exposures
RGB 30X 1 min. exposures each
2.4 Hour total exposure
Full size image scale at a distance of 2000 light-years
- Width: 2623 Pixels = 73.1 arcminutes
- Height: 2077 Pixels = 57.9 arcminutes
Object size (full size image) at a distance of 2000 light-years:
- Image width and height = 42.5 X 33.7 light-years
- Pixel size = 95.3 Billion (1.0E+11) miles, or 153.4 Billion (3.60E+11) kilometers.
- Each pixel would hold 290 of our solar systems (Neptune's orbit diameter).
Software
- Nebulosity for image capture, calibration, stacking, and preliminary processing. PHD2 for scope guiding. Final processing is with Photoshop CS5.1. Noiseware for noise reduction.
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