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Contains:  NGC 5198, NGC 5195, Whirlpool galaxy, M 51, NGC 5194, IC 4263, NGC 5173, NGC 5169
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Whirlpool Galaxy (M51), 


            Robert Engberg
Whirlpool Galaxy (M51)

Whirlpool Galaxy (M51)

Technical card

Resolution: 3872x2562

Dates:April 2, 2017

Frames: 90x58"

Integration: 1.4 hours

Avg. Moon age: 6.00 days

Avg. Moon phase: 35.53% job: 1526708

RA center: 202.594 degrees

DEC center: 47.092 degrees

Pixel scale: 1.511 arcsec/pixel

Orientation: 91.224 degrees

Field radius: 0.974 degrees

Locations: Big Sand Lake, Siren, Wisconsin, United States

Data source: Backyard


70 lights, 20 Darks.



Robert Engberg
License: Attribution Creative Commons

Sky plot

Sky plot


Whirlpool Galaxy (M51), 


            Robert Engberg