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M51 - Whirlpool Galaxy

Technical card

Imaging telescope or lens: Planewave 17" CDK Panewave

Imaging camera: FLI Proline 16803 FLI

Mount: Astro-Physics AP 1600 with encoders

Guiding telescope or lens: Planewave 17" CDK Panewave

Guiding camera: FLI Proline 16803 FLI

Software: PixInsight

Resolution: 4072x4000

Dates: March 1, 2017

Frames: 37x1200"

Integration: 12.3 hours

Avg. Moon age: 2.52 days

Avg. Moon phase: 7.03% job: 1548821

RA center: 202.476 degrees

DEC center: 47.194 degrees

Pixel scale: 0.634 arcsec/pixel

Orientation: 90.337 degrees

Field radius: 0.503 degrees

Locations: DSOC, Ft. Davis, Texas, United States


Data acquisition credit: John Kasianowicz, Josh Balsam, Justin Lian, Scott Johnson., Michael Bushell., Mike Shelby., Rich Johnson. and Dhaval Brahmbhatt.

Image processing credit: Dhaval Brahmbhatt.



Dhaval Brahmbhatt



Collected more luminance data (3x1200s). Additionally, changing the stretch parameters a bit to see if I can get some more clouds around the galaxy to come out.


More work on newly added data. Unsharp Mask applied to the core of the galaxy. Looking much better now, I think.

Sky plot

Sky plot


M51 - Whirlpool Galaxy, Dhaval Brahmbhatt