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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, 





    
        

            David Goldstein
M101 with new AT115

M101 with new AT115

Technical card

Resolution: 4880x3204

Dates:May 19, 2018

Frames: 30x300" ISO800

Integration: 2.5 hours

Darks: ~60

Flats: ~35

Bias: ~60

Avg. Moon age: 4.50 days

Avg. Moon phase: 21.21%

Astrometry.net job: 2074099

RA center: 210.700 degrees

DEC center: 54.423 degrees

Pixel scale: 1.234 arcsec/pixel

Orientation: 272.842 degrees

Field radius: 1.000 degrees

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

Data source: Unknown

Description

First DSO with new Astro-Tech AT115 - I was impressed with what I got in just 2.5 hours. Had some dithering issues with BYN to PHD2 that I believe I got sorted out for the next session.

Comments

Author

dagoldst
David Goldstein
License: None (All rights reserved)
1160
Like

Revisions

  • M101 with new AT115, 





    
        

            David Goldstein
    Original
  • M101 with new AT115, 





    
        

            David Goldstein
    B
  • M101 with new AT115, 





    
        

            David Goldstein
    C
  • M101 with new AT115, 





    
        

            David Goldstein
    D
  • Final
    M101 with new AT115, 





    
        

            David Goldstein
    E

B

Slight brightening of M101

D

Less saturated

E

New flats, darks and bias files and a different crop.

Sky plot

Sky plot

Histogram

M101 with new AT115, 





    
        

            David Goldstein