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Contains:  NGC 4657, NGC 4656, NGC 4631, NGC 4627
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NGC4631, 





    
        

            Kirchen Claude
NGC4631

NGC4631

Technical card

Resolution: 3286x2143

Dates:Feb. 26, 2019

Frames: 12x900" ISO133 (gain: 19.00) -25C bin 1x1

Integration: 3.0 hours

Darks: ~16

Flats: ~20

Bias: ~48

Avg. Moon age: 22.15 days

Avg. Moon phase: 50.03%

Astrometry.net job: 2678373

RA center: 190.694 degrees

DEC center: 32.335 degrees

Pixel scale: 1.543 arcsec/pixel

Orientation: 27.221 degrees

Field radius: 0.841 degrees

Locations: Gartensternwarte, Mettlach, Saarland, Germany

Data source: Backyard

Comments

Author

Kirchen
Kirchen Claude
License: Attribution-NonCommercial-ShareAlike Creative Commons
2061
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Revisions

  • NGC4631, 





    
        

            Kirchen Claude
    Original
  • Final
    NGC4631, 





    
        

            Kirchen Claude
    C

C

mit PI (PhotoMetricColarCalibration) kalibriert

Sky plot

Sky plot

Histogram

NGC4631, 





    
        

            Kirchen Claude