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M13 - NGC 6205 - Great Globular Cluster In Hercules

 
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Messier 13 (M13) is a Globular Cluster made up of approximately 300,000 stars. It is located in the constellation of Hercules. M13 is located about 25,000 light years from earth and is approximately 145 light years in diameter. It was discovered by Edmund Halley in 1714.

Location Data
Constellation: Hercules
Right ascension: 16h 41.7m
Declination: Declination: 36° 28′
Distance:  25,000 ly
Size:  145 ly

Observation Data
Apparent magnitude: 2.8
Apparent size: 16.6' arcmins

M13 Location - Image From Stellarium

The images With Blue Borders were taken using equipment provided by the MAS Observatory
Click on the Image to View It Full Size

M13 by Chad AndristM13 - The Hercules Cluster
Scope: TPO 8" RCT, Camera: ZWO ASI1600MMC. 1.7 hrs, L: 76x20s, RGB: 74x20s each. Full Res and info at Astrobin.
Photo by: Chad Andrist

M13 by Arun HegdeM13
Canon 5D Mark IV, Lens: 400mm f/5.6L+1.4x extender, 36 frames at 1 min/frame. Process: DSS, RNC Color stretch, PS/Lightroom.
May 2018
Photo by: Arun Hegde

M13 by Gabe ShaunghnessyM13
Scope: TMB130SS @ f/5.6, Camera: QSI690-wsg8, RGB: 24x5min, Total: 2 hrs. Process: Ekos, Indilib, Pixinsight.
May 2018
Photo by: Gabe Shaughnessy

M13 - Scott JamiesonM13 - Hercules Cluster
7.5 in f/5.3 Mak / Newtonian, ST8300M camera. 9X100 sec. frames.
June 2016
Photo by: Scott Jamieson
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M13 by Dennis RoscoeM13
TOA-130F, f/5.3, STF-8300M. Luminance only. 5 X 5 minute exposures. 
Dec. 2015.
Photo: Dennis Roscoe

M13, G-Scope Testing - Scott JamiesonM13

Test image, G-Scope, unfiltered
Oct 2014
Photo by Scott Jamieson

M-13M13
B-scope, prime focus using a Canon 60D DSLR. 16x30sec exps at ISO800 stacked using Deep Sky Stacker. PP in PS. Nov 2013
Photo by: Tamas Kriska

M13M13
Remote from NM, Takahashi TOA-150,  SBIG ST-8300C.9 5 min lum exp, plus 3 RGB 5 min exps.
May 2013
Photo by: Tom Schmidtkunz

13"M13
7.5" f/5.3 Mak/Newt and Canon DSLR, 5 X 90 seconds stacked. Jun 2012

Photo by: Scott Jamieson