About Ptolemy's Cluster (M7)

Ptolemy's Cluster is a rewarding deep-sky target and is visible as a compact luminous region. It is relatively bright.

Current visibility

It is currently below the horizon.

It stays above 30° for roughly 7 hours.

Observing conditions matter, contrast improves away from light pollution.

Observing tips

It can be observed without much difficulty.

Type

Open Cluster

Constellation

Scorpius

Distance

800 ly

Size

30.0'

Season

Summer

Difficulty

Easy

Magnitude

4.1