NGC 2423
| NGC 2423 | |
|---|---|
 NGC 2423, seen in 2025 | |
| Observation data | |
| Right ascension | 07h 37m 06.7s |
| Declination | −13° 52′ 17″ |
| Distance | 2,498 ly (766.0 pc) |
| Apparent magnitude (V) | 6.7[1] |
| Absolute magnitude (V) | −2.72[2] |
| Apparent dimensions (V) | 12′[1] |
| Physical characteristics | |
| Radius | 15 |
| Other designations | h 3090, GC 1552, OCL 592 |
| Associations | |
| Constellation | Puppis[1] |
NGC 2423 is an open cluster of stars in the constellation of Puppis.[1] It was discovered on March 19, 1786 by William Herschel. It contains 50-60 stars.[3] NGC 2423-3 is a red giant star contained in the cluster. It is located near Messier 47 and Messier 46. NGC 2423 has no actual connection to either of these, being located 943 parsecs away from M 47.[4]
References
[edit]- 1 2 3 4 Finlay, Warren H. (2014). Concise Catalogue of Deep-Sky Objects. The Patrick Moore Practical Astronomy Series (2nd ed.). Springer Cham. p. 215. doi:10.1007/978-3-319-03170-5. ISBN 978-3-319-03169-9.
- ↑ "NGC2423 (Open cluster)". Inthesky.
- ↑ Segilman, Courtney. "Celestial Atlas".
- ↑ "Open Cluster Messier 47". Deep Sky Corner.
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