Hemisphere:  Southern  ·  Constellation: Scorpius (Sco)  ·  Contains:  IC 4603  ·  IC 4605  ·  M 4  ·  NGC 6121  ·  NGC 6144  ·  The star 22Sco  ·  The star Al Niyat (σSco)
M4 y Sigma Scorpii, 



    
        

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M4 y Sigma Scorpii
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M4 y Sigma Scorpii

M4 y Sigma Scorpii, 



    
        

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M4 y Sigma Scorpii
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M4 y Sigma Scorpii

Technical card

Imaging telescopes or lenses: Long Perng ED APO 66/400

Imaging cameras: Canon EOS 350D / Digital Rebel XT

Mounts: CGEM

Guiding telescopes or lenses: Explore Scientific CF 127 APO

Guiding cameras: Sky-Watcher Synguider

Software: PixInsight  ·  ImagesPlus


Dates:June 2, 2013

Frames: 8x200" (26' 40")

Integration: 26' 40"

Avg. Moon age: 23.84 days

Avg. Moon phase: 32.42%


Basic astrometry details

Astrometry.net job: 84648

RA center: 16h24m11s.0

DEC center: -25°3206

Pixel scale: 5.375 arcsec/pixel

Orientation: 131.584 degrees

Field radius: 1.784 degrees


Resolution: 1984x1331

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M4 y Sigma Scorpii, 



    
        

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