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Contains:  M 101, NGC 5457
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M101 - Pinwheel Galaxy (NGC 5457), 





    
        

            Ara Jerahian
M101 - Pinwheel Galaxy (NGC 5457)

M101 - Pinwheel Galaxy (NGC 5457)

Technical card

Resolution: 3336x2752

Dates:Feb. 6, 2019

Frames:
ZWO Ha 7nm 1.25": 15x180" (gain: 139.00) -20C bin 1x1
ZWO LRGB 1.25" optimized for ASI1600: 60x180" (gain: 139.00) -20C bin 1x1

Integration: 3.8 hours

Darks: ~50

Flats: ~50

Flat darks: ~50

Bias: ~50

Avg. Moon age: 1.45 days

Avg. Moon phase: 2.35%

Bortle Dark-Sky Scale: 5.00

Astrometry.net job: 2524000

RA center: 210.787 degrees

DEC center: 54.359 degrees

Pixel scale: 0.527 arcsec/pixel

Orientation: 45.756 degrees

Field radius: 0.316 degrees

Locations: Home, Cape Elizabeth, ME, United States

Data source: Backyard

Description

The beautiful M101, a face-on spiral galaxy 21 million light-years away from us, located in Ursa Major.

Comments

Author

jerahian
Ara Jerahian
License: None (All rights reserved)
2100
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M101 - Pinwheel Galaxy (NGC 5457), 





    
        

            Ara Jerahian