Cookie consent

AstroBin saves small pieces of text information (cookies) on your device in order to deliver better content and for statistical purposes. You can disable the usage of cookies by changing the settings of your browser. By browsing AstroBin without changing the browser settings, you grant us permission to store that information on your device.

I agree
Contains:  NGC 5477, M 101, NGC 5457
Getting plate-solving status, please wait...
Pinwheel Galaxy, 


            Ross Walker
Pinwheel Galaxy

Pinwheel Galaxy

Technical card

Resolution: 3001x2425

Dates:April 4, 2019

Astronomik Deep-Sky Blue 36mm: 82x120" (gain: 139.00) -25C bin 1x1
Astronomik Deep-Sky Green 36mm: 84x120" (gain: 139.00) -25C bin 1x1
Astronomik Deep-Sky Red 36mm: 82x120" (gain: 139.00) -25C bin 1x1
Astronomik L2 Luminance 36mm: 104x120" (gain: 139.00) -25C bin 1x1
Astronomik L2 Luminance 36mm: 96x240" (gain: 139.00) -25C bin 1x1

Integration: 18.1 hours

Avg. Moon age: 28.72 days

Avg. Moon phase: 0.74%

Bortle Dark-Sky Scale: 5.00

Mean SQM: 20.00 job: 2735882

RA center: 210.806 degrees

DEC center: 54.354 degrees

Pixel scale: 1.064 arcsec/pixel

Orientation: 106.309 degrees

Field radius: 0.570 degrees

Data source: Backyard


My second serious attempt at processing. Despite the horrid stars and a myriad of other problems it turned out not too bad for a noob like me. Imaged April to May 2019.



Ross Walker
License: None (All rights reserved)

Sky plot

Sky plot


Pinwheel Galaxy, 


            Ross Walker