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

Technical card

Imaging telescope or lens: Takahashi FSQ 106 EDX III

Imaging camera: QSI 683 WSG8

Mount: Paramount MyT

Guiding telescope or lens: Takahashi FSQ 106 EDX III

Guiding camera: QSI 683 WSG8

Software: PixInsight

Filters: Astrodon Narrowband 5mm (Ha, OIII, SII)Astrodon LRGB CCD Gen II E-Series

Resolution: 1600x1600

Dates: May 4, 2016

Frames: 88x900"

Integration: 22.0 hours

Avg. Moon age: 26.84 days

Avg. Moon phase: 7.95% job: 1107121

RA center: 202.475 degrees

DEC center: 47.193 degrees

Pixel scale: 2.886 arcsec/pixel

Orientation: 157.371 degrees

Field radius: 0.907 degrees

Locations: Deep Sky West Observatory, Rowe, MN, United States


The Whirlpool Galaxy, M51, in a wide-field setting.

This is an LRGB composite with a little bit of Ha admixture from a total of 22 hours of exposures (24x900 sec L, 3x16x600sec RGB, 16x1800sec Ha) taken at the Deep Sky West Observatory.




Sky plot

Sky plot


Whirlpool Galaxy - M51,