Celestial hemisphere:  Southern  ·  Constellation: Scorpius (Sco)  ·  Contains:  M 7  ·  NGC 6453  ·  NGC 6475
Ptolemy Cluster (NGC 6475), Sergio Oliveira
Ptolemy Cluster (NGC 6475)
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Ptolemy Cluster (NGC 6475)

Ptolemy Cluster (NGC 6475), Sergio Oliveira
Ptolemy Cluster (NGC 6475)
Powered byPixInsight

Ptolemy Cluster (NGC 6475)

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Description

Messier 7 or M7, also designated NGC 6475 and sometimes known as the Ptolemy Cluster, is an open cluster of stars in the constellation of Scorpius. The cluster is easily detectable with the naked eye, close to the "stinger" of Scorpius (also called Scorpion). With a declination of -34.8°, it is the southernmost Messier object.

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Ptolemy Cluster (NGC 6475), Sergio Oliveira