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Contains:  NGC 5195, Whirlpool galaxy, M 51, NGC 5194
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Whirlpool Galaxy, M51, 





    
        

            Patrick Hsieh
Whirlpool Galaxy, M51

Whirlpool Galaxy, M51

Technical card

Resolution: 2328x1760

Dates:July 4, 2019

Frames: 36x120"

Integration: 1.2 hours

Avg. Moon age: 1.91 days

Avg. Moon phase: 4.06%

Astrometry.net job: 2782944

RA center: 13h 29' 53"

DEC center: +47° 10' 58"

Pixel scale: 0.841 arcsec/pixel

Orientation: 90.606 degrees

Field radius: 0.341

Locations: Las Vegas, Las Vegas, NV, United States

Data source: Backyard

Description

Same technique as for Iris, but got even fewer Lum frames due to altitude. Back spacing with ONAG likely too much for PowerMate, some corner star stretching is visible. 50% size reduction

Comments

Author

FlankerOneTwo
Patrick Hsieh
License: None (All rights reserved)
400
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Whirlpool Galaxy, M51, 





    
        

            Patrick Hsieh