It is an open cluster located in the constellation of Cassiopeia. It is a small and remote cluster at a distance of about 10,000 light years and contains around 100 members. It has an estimated age of around 25 million years.
Messier 103 (2019)
- Constellation: Cassiopeia
- Right Ascension: 01h 33.2m
- Declination: +60° 42′
- Distance: 10,000 ly
- Details
- Category: Open Clusters
- Telescope: Explore Scientific 127 Refractor
- Camera: ZWO 1600 MM