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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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M51 -  Whirlpool Galaxy, 


            Astro Nick
M51 -  Whirlpool Galaxy

M51 - Whirlpool Galaxy

Technical card

Resolution: 3617x2581

Dates:May 7, 2018May 8, 2018May 9, 2018

ZWO B 1.25": 40x120" -20C bin 1x1
ZWO G 1.25": 44x120" -20C bin 1x1
ZWO L 1.25": 111x120" -20C bin 1x1
ZWO R 1.25": 41x120" -20C bin 1x1

Integration: 7.9 hours

Darks: ~50

Flats: ~30

Bias: ~200

Avg. Moon age: 22.52 days

Avg. Moon phase: 46.04%

Bortle Dark-Sky Scale: 8.00 job: 2252192

RA center: 202.471 degrees

DEC center: 47.195 degrees

Pixel scale: 1.358 arcsec/pixel

Orientation: 89.138 degrees

Field radius: 0.838 degrees

Locations: Backyard, Mannheim, Baden-Württemberg, Germany

Data source: Backyard


The first DSO with my new set-up, the Whirlpool Galaxy in LRGB.



Astro Nick
License: None (All rights reserved)

Sky plot

Sky plot


M51 -  Whirlpool Galaxy, 


            Astro Nick