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Contains:  M 91, NGC 4548
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Messier 91, 


            Jon Stewart
Messier 91
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Technical card

Dates:April 18, 2020

Frames: 15x120"

Integration: 0.5 hours

Avg. Moon age: 25.40 days

Avg. Moon phase: 18.06%

Basic astrometry details job: 3432272

RA center: 12h 35' 21"

DEC center: +14° 28' 40"

Pixel scale: 0.718 arcsec/pixel

Orientation: 127.497 degrees

Field radius: 0.495 degrees

Resolution: 4100x2792

Locations: Clark Lake, Otter Lake, Quebec, Canada

Data source: Backyard



Jon Stewart
License: None (All rights reserved)

Sky plot

Sky plot


Messier 91, 


            Jon Stewart