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Nebuleuse de la Sorcière

Contains: Ngc 1909

Technical card

Imaging telescopes or lenses: Borg 77 ED

Imaging cameras: SBIG STL-11000

Mounts: Celestron CI-700

Guiding telescopes or lenses: Borg 77 ED

Guiding cameras: SBIG STL-11000

Focal reducers: Borg f/4

Software: Maxim DL photoshopSoftware Bisque CCDSoft

Filters: RGB L

Resolution: 892x595

Dates: Dec. 27, 2011

Frames:
B: 3x300" -25C bin 2x2
Astronomik Green: 3x192" -25C bin 2x2
L: 18x300" -25C bin 1x1
R: 3x300" -25C bin 2x2

Integration: 2.2 hours

Darks: ~10

Flats: ~10

Bias: ~10

Avg. Moon age: 2.39 days

Avg. Moon phase: 6.34%

Bortle Dark-Sky Scale: 3.00

Mean FWHM: 8.00

RA center: 05:06:47.830

DEC center: -07:02:30.142

Pixel scale: 24.71 arcsec/pixel

Orientation: 4.19 degrees

Field width: 6.11 degrees

Field height: 4.09 degrees

Description

Few geostationary satellites left over in the photo for Kevin

Comments

License: None (All rights reserved)
Jan. 22, 2012
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Histogram

Histogram