Main Page | See live article | Alphabetical index Messier object M107, also known as NGC 6171, is a very loose globular cluster close to the galactic plane in the constellation Ophiuchus, about 20,000 light years from Earth. RA: 16:32.5 Dec: -13:03 Visual magnitude: 7.9 Size: 10.0 arc minutes External links SEDS Messier pages: Messier 107 This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.