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Contains:  NGC 5477, NGC 5474, NGC 5473, M 101, NGC 5457, NGC 5422
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M101 with new AT115 - 5.25 hours, 


            David Goldstein
M101 with new AT115 - 5.25 hours

M101 with new AT115 - 5.25 hours

Technical card

Resolution: 4905x2943

Dates:May 28, 2018

Frames: 63x300" ISO800

Integration: 5.2 hours

Darks: ~50

Flats: ~35

Bias: ~50

Avg. Moon age: 13.73 days

Avg. Moon phase: 98.79%

Bortle Dark-Sky Scale: 4.00 job: 2077730

RA center: 210.765 degrees

DEC center: 54.411 degrees

Pixel scale: 1.233 arcsec/pixel

Orientation: 272.295 degrees

Field radius: 0.980 degrees

Locations: Home observatory, Little Rock, Arkansas, United States

Data source: Unknown


Now have this up to my highest time integration at 5.25 hours. Going for 10. For me, at least, its an interesting comparison of integration time.



David Goldstein
License: None (All rights reserved)

Sky plot

Sky plot


M101 with new AT115 - 5.25 hours, 


            David Goldstein