Photographer:
massimo.difusco
Location of Photo:
Rio Hurtado (Chile)
Date/Time of photo:
13/08/2025 05:00
Equipment:
Data acquired at Chilescope: ASA Newton 500 @1900mm, ASA DDM85 equatorial Mount, FLI PL16803 CCD camera, Astrodon R/G/B filters
Description:
Messier 69 (also known as M69 or NGC 6637) is a globular star cluster located in the southern constellation Sagittarius. The cluster has an apparent magnitude of 8.31 and lies at a distance of 29700 light years from Earth. It is one of the fainter globular clusters listed in Messier’s catalogue. Messier 69 occupies an area of 9.8 arc minutes, which corresponds to a linear radius of 42 light years. It lies only 1800 light years from its physical neighbour, the globular cluster Messier 70, which is located at similar distance, about 29400 light years from Earth. Both clusters lie close to the centre of the Milky Way and M69 is only about 6200 light years from the galactic centre.
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