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Contains:  M 81, Bode's nebulae, NGC 3031
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M81, 





    
        

            Hilmi Al-Kindy
M81

M81

Technical card

Imaging telescope or lens:TeleVue TV60IS

Imaging camera:SBIG ST402ME

Mount:Losmandy G11

Software:Adobe Photoshop ElementsMaxim DL

Filter:Astronomik CLS CCD Filter

Resolution: 640x448

Dates:Dec. 16, 2011

Frames: 180x60" bin 1x1

Integration: 3.0 hours

Avg. Moon age: 20.54 days

Avg. Moon phase: 66.76%

Astrometry.net job: 120759

RA center: 148.588 degrees

DEC center: 69.076 degrees

Pixel scale: 5.755 arcsec/pixel

Orientation: 177.661 degrees

Field radius: 0.624 degrees

Locations: Muscat, None

Description

The same image of M81 as previously uploaded, but this time with flats. Still not perfect, but much better than before.

Comments

Author

Hilmi
Hilmi Al-Kindy
License: None (All rights reserved)
2540
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Sky plot

Sky plot

Histogram

M81, 





    
        

            Hilmi Al-Kindy