Celestial hemisphere:  Northern  ·  Constellation: Hercules (Her)  ·  Contains:  Great Cluster in Hercules  ·  M 13  ·  NGC 6205  ·  NGC 6207
M13 (Great Globular Cluster in Hercules), 



    
        

            Jyri Heinonen
M13 (Great Globular Cluster in Hercules)
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M13 (Great Globular Cluster in Hercules), 



    
        

            Jyri Heinonen
M13 (Great Globular Cluster in Hercules)
Powered byPixInsight

Equipment

Acquisition details

Dates:
April 16, 2019
Frames:
90×90(2h 15′) ISO1600
Integration:
2h 15′
Flats:
40
Bias:
189
Avg. Moon age:
11.45 days
Avg. Moon phase:
88.06%
Bortle Dark-Sky Scale:
4.00

Basic astrometry details

Astrometry.net job: 2665217

RA center: 16h41m42s.7

DEC center: +36°2851

Pixel scale: 0.636 arcsec/pixel

Orientation: 257.764 degrees

Field radius: 0.500 degrees

Resolution: 4772x3044

File size: 15.3 MB

Locations: Hoof Observatory, Pirkkala, Finland

Data source: Backyard

Comments

Sky plot

Sky plot

Histogram

M13 (Great Globular Cluster in Hercules), 



    
        

            Jyri Heinonen