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Contains:  NGC 4631, NGC 4627
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NGC 4631 Whale Galaxy, 





    
        

            Bernd Steiner
NGC 4631 Whale Galaxy

NGC 4631 Whale Galaxy

Technical card

Resolution: 2443x1808

Dates:April 10, 2019April 11, 2019

Frames:
Baader Planetarium L 31mm: 40x180" (gain: 75.00) -20C bin 1x1
Baader Planetarium RGB 31mm: 90x60" (gain: 75.00) -20C bin 1x1

Integration: 3.5 hours

Darks: ~25

Flats: ~25

Bias: ~100

Avg. Moon age: 5.52 days

Avg. Moon phase: 30.80%

Bortle Dark-Sky Scale: 4.00

Astrometry.net job: 2641573

RA center: 12h 42' 7"

DEC center: +32° 32' 24"

Pixel scale: 0.984 arcsec/pixel

Orientation: 18.513 degrees

Field radius: 0.415

Locations: Dieburg, Dieburg, Hessen, Germany

Data source: Backyard

Description

First light with Lacerta 8" f4, GPU and Mfoc

Comments

Author

BerndST
Bernd Steiner
License: None (All rights reserved)
930
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Revisions

  • NGC 4631 Whale Galaxy, 





    
        

            Bernd Steiner
    Original
  • Final
    NGC 4631 Whale Galaxy, 





    
        

            Bernd Steiner
    B

B

cropped version

Sky plot

Sky plot

Histogram

NGC 4631 Whale Galaxy, 





    
        

            Bernd Steiner