NGC 6633

Introduction | Map | My Own Observations | References

On this page I collect my observations of the open star cluster NGC 6633 in the constellation Ophiuchus.

 

Introduction

The open star cluster NGC 6633 in the constellation Ophiuchus can, according to Stoyan already been seen with the naked eye. Stoyan even states that this cluster is comparable to M 11 and M 16.

Size: 20' (Stoyan)
Distance: 1,000 light years
Rating: *** (Stoyan)

 

Map

NGC 6633 in the constellation Ophiuchus (left)

 

My Own Observations

Observations Summer to Autumn 2016

 

References

On this Site