Hemisphere:  Northern  ·  Constellation: Serpens (Ser)  ·  Contains:  Extremely wide field
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IC 4756 - Graff's Cluster + NGC 6633, 



    
        

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IC 4756 - Graff's Cluster + NGC 6633

Getting plate-solving status, please wait...
IC 4756 - Graff's Cluster + NGC 6633, 



    
        

            AC1000
Powered byPixInsight

IC 4756 - Graff's Cluster + NGC 6633

Technical card

Imaging telescopes or lenses: Canon EF 200 mm f/2,8 L II USM - @ f/4

Imaging cameras: Canon EOS 1300D mod

Mounts: Sky-Watcher NEQ-3, motor drive in RA

Guiding telescopes or lenses: Sky-Watcher Refractor 80/400mm + reticle eyepiece

Software: Fitswork  ·  Gimp  ·  DeepSkyStacker 4.1.1  ·  XnViewMP


Dates:June 19, 2018

Frames: 14x120" (28') ISO1600

Integration: 28'

Darks: ~10

Flats: ~30

Bias: ~50

Avg. Moon age: 6.40 days

Avg. Moon phase: 39.63%


Astrometry.net job: 4051036

RA center: 18h 31' 49"

DEC center: +6° 2' 3"

Pixel scale: 4.554 arcsec/pixel

Orientation: -10.387 degrees

Field radius: 3.631 degrees


Resolution: 4633x3406

Data source: Backyard

Comments

Revisions

  • IC 4756 - Graff's Cluster + NGC 6633, 



    
        

            AC1000
    Original
  • Final
    IC 4756 - Graff's Cluster + NGC 6633, 



    
        

            AC1000
    U

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Sky plot

Histogram

IC 4756 - Graff's Cluster + NGC 6633, 



    
        

            AC1000