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Contains:  NGC 5195, Whirlpool galaxy, M 51, NGC 5194
Getting plate-solving status, please wait...
M51 LRGB, 





    
        

            Niko Kivel
M51 LRGB

M51 LRGB

Technical card

Resolution: 4599x3090

Dates:May 1, 2019

Frames: 57x600"

Integration: 9.5 hours

Avg. Moon age: 26.24 days

Avg. Moon phase: 11.77%

Astrometry.net job: 2740577

RA center: 202.500 degrees

DEC center: 47.210 degrees

Pixel scale: 0.496 arcsec/pixel

Orientation: 94.644 degrees

Field radius: 0.382 degrees

Locations: Home observatory, Zeihen, Switzerland

Data source: Backyard

Description

M51 shot from my porch. Photon out of 3 nights, processed with PixInsight.
28x 600 s L
10x 600 s R and G, respectively
9x 600 s B

gain=1, temp=-25 degC, offset=8

Channels processed separately and merged with LRGB combination.

Workflow (L): calibration, cosmetic correction, registration, stacking, DBE, deNoise and finally deConvolution.
Workflow (RGB): calibration, cosmetic correction, registration, stacking, DBE

Comments

Author

bigblue
Niko Kivel
License: None (All rights reserved)
722
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M51 LRGB, 





    
        

            Niko Kivel