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Contains:  Bode's nebulae, M 81, M 82, NGC 3031, NGC 3034, The star 22UMa, The star 24UMa, The star 27UMa
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M81/82 IFN, 


            Jeff Hall
M81/82 IFN
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M81/82 IFN

Technical card

Resolution: 3206x2334

Dates:Dec. 6, 2018Jan. 5, 2019Jan. 9, 2019

Astrodon Blue Tru-Balance E-Series Gen 2: 57x300" -20C bin 1x1
Astrodon Green Tru-Balance E-Series Gen 2: 68x300" -20C bin 1x1
Astrodon Luminance Tru-Balance E-Series Gen 2: 125x300" -21C bin 1x1
Astrodon Red Tru-Balance E-Series Gen 2: 60x300" -23C bin 1x1
Astrodon HA 36mm - 5nm: 29x300" -20C bin 1x1

Integration: 28.2 hours

Darks: 0

Flats: 0

Flat darks: 0

Bias: 0

Avg. Moon age: 20.28 days

Avg. Moon phase: 3.76%

Basic astrometry details job: 2466896

RA center: 9h 55' 24"

DEC center: +69° 3' 39"

Pixel scale: 8.614 arcsec/pixel

Orientation: 271.596 degrees

Field radius: 4.744 degrees

Data source: Own remote observatory

Remote source: DeepSkyWest


M81/82 widefield area and IFN. This is actually a combination of data from Dec 2018-Jan 2109 and March 2016-Apri 2016. Quite a bit of IFN revealed.



Jeff Hall
License: None (All rights reserved)

Sky plot

Sky plot


M81/82 IFN, 


            Jeff Hall

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