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Contains:  NGC 4627, NGC 4631, NGC 4656, NGC 4657, NGC4627, NGC4631, NGC4656, NGC4657, Whale Galaxy
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NGC 4631 and Friends, 



    
        

            Joerg Meier
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NGC 4631 and Friends

Technical card


Dates:May 7, 2018

Frames:
64x180" ISO800
1x60" ISO800

Integration: 3.2 hours

Darks: ~20

Flats: ~25

Bias: ~15

Avg. Moon age: 21.62 days

Avg. Moon phase: 55.60%

Bortle Dark-Sky Scale: 4.00


Astrometry.net job: 3463738

RA center: 12h 42' 35"

DEC center: +32° 24' 27"

Pixel scale: 1.171 arcsec/pixel

Orientation: 13.067 degrees

Field radius: 0.959 degrees


Resolution: 4885x3301

Locations: Mobile Sternwarte, Havixbeck/Tilbeck, None

Data source: Traveller

Comments

Author

Joerg_Meier
Joerg Meier
License: None (All rights reserved)
1170
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Revisions

  • NGC 4631 and Friends, 



    
        

            Joerg Meier
    Original
  • Final
    NGC 4631 and Friends, 



    
        

            Joerg Meier
    B

Sky plot

Sky plot

Histogram

NGC 4631 and Friends, 



    
        

            Joerg Meier