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Contains:  M 3, NGC 5272
Getting plate-solving status, please wait...
M3 in moonlight, 





    
        

            bobzeq25

M3 in moonlight

Technical card

Resolution: 2670x2075

Dates:March 27, 2018

Frames:Astronomik RGB Deep Sky: 216x15" -20C

Integration: 0.9 hours

Flats: ~120

Bias: ~200

Avg. Moon age: 10.47 days

Avg. Moon phase: 80.49%

Bortle Dark-Sky Scale: 7.00

Mean FWHM: 3.00

Temperature: 2.00

Astrometry.net job: 2390335

Description

M3 is distant, moonlight washes out the outer reaches, making this image a bit smaller than some.

96X15" L, 30X20"R, 40X15"G and B. Color was binned 2X2. 200 bias 30X4 flats.

Comments

Author

bobzeq25
bobzeq25
License: None (All rights reserved)
3581
Like

Revisions

  • M3 in moonlight, 





    
        

            bobzeq25
    Original
  • M3 in moonlight, 





    
        

            bobzeq25
    B
  • Final
    M3 in moonlight, 





    
        

            bobzeq25
    C

B

Better processing (DBE, stretch, noise reduction), and I recovered more of the outer reaches. Processing really is everything.

C

A bit more saturation.

Histogram

M3 in moonlight, 





    
        

            bobzeq25