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Contains:  NGC 5477, M 101, NGC 5457
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M101 - Pinwheel Galaxy, 





    
        

            Robert Eder
M101 - Pinwheel Galaxy

M101 - Pinwheel Galaxy

Technical card

Resolution: 2020x1592

Dates:June 25, 2019

Frames:
18x180" ISO800
26x300" ISO800

Integration: 3.1 hours

Darks: ~20

Flats: ~40

Bias: ~100

Avg. Moon age: 22.23 days

Avg. Moon phase: 49.08%

Bortle Dark-Sky Scale: 4.00

Astrometry.net job: 2765270

RA center: 210.809 degrees

DEC center: 54.376 degrees

Pixel scale: 1.589 arcsec/pixel

Orientation: 344.330 degrees

Field radius: 0.568 degrees

Locations: Hohe Wand, Wildgehege, Austria

Data source: Traveller

Description

This is my second image of M101. The first one was two years ago and I like the improvement 🙂
Because of the short nights, there is not enough integration time. Around 6 hours would be nice, but you have to take what you can get 😃

Comments

Author

Robsi
Robert Eder
License: None (All rights reserved)
3152
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M101 - Pinwheel Galaxy, 





    
        

            Robert Eder