Contains: M 82, NGC 3034, M 81, Bode's nebulae, NGC 3031

Image of the day 03/06/2013

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M81-M82

Technical card

Resolution: 3326x2504

Dates: Feb. 13, 2013

Frames:
Astrodon Tru-Balance Generation 2 E-Series - B 50mm - NIR Blocked: 10x300" (gain: 0.42) -35C bin 1x1
Astrodon Tru-Balance Generation 2 E-Series - G 50mm - NIR Blocked: 10x300" (gain: 0.42) -35C bin 1x1
Astrodon Tru-Balance Generation 2 E-Series - L 50mm - NIR Blocked: 12x300" (gain: 0.42) -35C bin 1x1
Astrodon Tru-Balance Generation 2 E-Series - R 50mm - NIR Blocked: 10x300" (gain: 0.42) -35C bin 1x1

Integration: 3.5 hours

Darks: ~50

Bias: ~50

Avg. Moon age: 3.33 days

Avg. Moon phase: 12.01%

Bortle Dark-Sky Scale: 2.00

Mean SQM: 21.70

Astrometry.net job: 88603

RA center: 148.870 degrees

DEC center: 69.355 degrees

Pixel scale: 1.206 arcsec/pixel

Orientation: 84.046 degrees

Field radius: 0.698 degrees

Comments

Author

Dave (Photon)
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M81-M82, Dave (Photon)