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Contains:  M 82, NGC 3034, M 81, Bode's nebulae, NGC 3031
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M81 & M82 (with SN 2014J) HaRGB, 





    
        

            Mike Oates
M81 & M82 (with SN 2014J) HaRGB

M81 & M82 (with SN 2014J) HaRGB

Technical card

Resolution: 2949x2391

Dates:March 8, 2014April 26, 2014

Frames:
Blue: 12x300" -25C bin 1x1
Green: 12x300" -25C bin 1x1
Ha 5nm: 19x1800" -25C bin 1x1
Red: 12x300" -25C bin 1x1

Integration: 12.5 hours

Flats: ~30

Bias: ~100

Avg. Moon age: 16.98 days

Avg. Moon phase: 29.26%

Astrometry.net job: 313674

RA center: 148.515 degrees

DEC center: 69.309 degrees

Pixel scale: 1.436 arcsec/pixel

Orientation: 179.877 degrees

Field radius: 0.757 degrees

Locations: The Hills Observatory, Manchester, United Kingdom

Data source: Backyard

Description

Taken over a few nights from 2014/03/08 to 2014/04/26. M82 shows a fading SN 2014J. This is my first RGB image, with Ha added.

Comments

Author

MikeOates
Mike Oates
License: None (All rights reserved)
3550
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M81 & M82 (with SN 2014J) HaRGB, 





    
        

            Mike Oates