Submit    Images

MAS    Showcase

Messier    Showcase

M13 - NGC 6205 - Great Globular Cluster In Hercules

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 41m 41.24s
Declination: +36° 27′ 35.5″
Distance:  25,000 ly
Size:  145 ly

Observation Data
Apparent magnitude: +5.8
Apparent size: 20 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, G-Scope Testing - Scott JamiesonM 13
Test image, G-Scope,unfiltered, Oct 2014

Photo by Scott Jamieson

M-13M 13
B-scope, prime focus using a Canon 60D DSLR. 16x30sec exps at ISO800 stacked using Deep Sky Stacker. PP in Photoshop. Nov 2013

Photo by: Tamas Kriska

M13M 13
Remotely imaged from NM, Takahashi TOA-150 scope, SBIG ST-8300C camera. Comb of 9 5 minute luminance exp, plus 3 red, 3 green and 3 blue 5 minute exp. May 2013

Photo by: Tom Schmidtkunz

M-13M 13
7.5 inch f/5.3 Mak/Newt and Canon DSLR, 5 X 90 seconds stacked. Jun 2012

Photo by: Scott Jamieson