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Contains:  NGC 6207, M 13, Great Cluster in Hercules, NGC 6205
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Messier 13- Hercules Globular Cluster, 


            Cody Knight
Messier 13- Hercules Globular Cluster

Messier 13- Hercules Globular Cluster

Technical card

Imaging telescope or lens:Orion ED80

Imaging camera:Canon T2i

Mount:NEQ6 Pro

Guiding telescope or lens:Orion ShortTube 80mm f/5

Software:Ivo Jager StarTools 1.4DeekSkyStacker

Accessory:Orion Field Flattener for Short Refractors

Resolution: 5687x3778

Dates:July 2, 2017

Frames: 85x120" ISO800

Integration: 2.8 hours

Flats: ~50

Avg. Moon age: 8.75 days

Avg. Moon phase: 64.36%

Bortle Dark-Sky Scale: 5.00 job: 1639185

RA center: 250.426 degrees

DEC center: 36.458 degrees

Pixel scale: 0.740 arcsec/pixel

Orientation: -94.283 degrees

Field radius: 0.701 degrees

Locations: Backyard, Houston, Texas, United States


First image in which I have utilized both dithering and drizzling. The aggressive dithering has nearly eliminated read noise from the T2i, my biggest problem from my past images.



Cody Knight
License: None (All rights reserved)

Sky plot

Sky plot


Messier 13- Hercules Globular Cluster, 


            Cody Knight

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Suburban Astrophotography