About NGC 663 (C10)

NGC 663 is frequently observed by amateur astronomers and shows up as a faint patch of light. It has moderate brightness.

Current visibility

It is currently below the horizon.

It does not reach a useful observing altitude today.

Observing conditions matter, contrast improves away from light pollution.

Observing tips

It requires patience and good conditions.

What to expect

With larger apertures, more structure becomes visible.

It offers less structure than some of the brightest galaxies.

Type

Open Cluster

Constellation

Cassiopeia

Distance

7200 ly

Size

Season

Autumn

Difficulty

Easy

Magnitude

7.1