Celestial hemisphere:  Northern  ·  Constellation: Sagitta (Sge)  ·  Contains:  M 71  ·  NGC 6838
M71, Paul
M71
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M71

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Description

Messier 71 (also known as M71 or NGC 6838) is a globular cluster in the constellation Sagitta. It was discovered by Philippe Loys de Chéseaux in 1746 and included by Charles Messier in his catalog of comet-like objects in 1780. It was also noted by Koehler at Dresden around 1775.

M71 is at a distance of about 12,000 light years away from Earth and spans some 27 light years across. The irregular variable star Z Sagittae is a member of this cluster.

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M71, Paul