Hemisphere:  Northern  ·  Constellation: Hercules (Her)  ·  Contains:  Great Cluster in Hercules  ·  M 13  ·  NGC 6205  ·  NGC 6207
M13 Hercules globular cluster, 



    
        

            JachBlak
M13 Hercules globular cluster
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M13 Hercules globular cluster

Technical card

Imaging telescopes or lenses: TecnoSky APO 115/800

Imaging cameras: QHY8L

Guiding telescopes or lenses: Sky-Watcher 80ED

Guiding cameras: Magzero MZ-5m

Focal reducers: Sky-Watcher 0.85x for 80ED

Software: photoshop  ·  Maxim DL

Filters: Hutech IDAS LPS-P2


Dates:May 2, 2012

Frames:Hutech IDAS LPS-P2: 18x600" (3h) -20C bin 1x1

Integration: 3h

Darks: ~40

Flats: ~20

Bias: ~20

Avg. Moon age: 10.58 days

Avg. Moon phase: 81.41%

Bortle Dark-Sky Scale: 5.00

Mean SQM: 19.00


Basic astrometry details

Astrometry.net job: 115877

RA center: 16h 41' 25"

DEC center: +36° 26' 2"

Pixel scale: 2.310 arcsec/pixel

Orientation: 86.328 degrees

Field radius: 1.151 degrees


Resolution: 620x410

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M13 Hercules globular cluster, 



    
        

            JachBlak