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Contains:  NGC 5477, NGC 5474, NGC 5473, M 101, NGC 5457, NGC 5422
Getting plate-solving status, please wait...
M101 with new AT115 - 7.6 hours, 





    
        

            David Goldstein
M101 with new AT115 - 7.6 hours

M101 with new AT115 - 7.6 hours

Technical card

Resolution: 5137x2794

Dates:June 4, 2018

Frames: 91x300" ISO800

Integration: 7.6 hours

Darks: ~50

Flats: ~35

Bias: ~50

Avg. Moon age: 20.09 days

Avg. Moon phase: 71.19%

Bortle Dark-Sky Scale: 4.00

Astrometry.net job: 2113758

RA center: 210.738 degrees

DEC center: 54.381 degrees

Pixel scale: 1.232 arcsec/pixel

Orientation: 271.671 degrees

Field radius: 1.001 degrees

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

Data source: Backyard

Description

So up to 7.6 hours and more faint detail has emerged around M101. This is my current record time for integration... :)

Comments

Author

dagoldst
David Goldstein
License: None (All rights reserved)
1720
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Revisions

  • M101 with new AT115 - 7.6 hours, 





    
        

            David Goldstein
    Original
  • Final
    M101 with new AT115 - 7.6 hours, 





    
        

            David Goldstein
    B

B

This revision has better noise control on my part in the deep space regions of the image.

Sky plot

Sky plot

Histogram

M101 with new AT115 - 7.6 hours, 





    
        

            David Goldstein