| NGC 2355 | |
|---|---|
.jpg) | |
| Observation data (J2000epoch) | |
| Right ascension | 07h 17.0m[1] |
| Declination | +13° 47′[1] |
| Distance | 5.38kly[2] (1.65kpc) |
| Apparent magnitude (V) | 9.7[1] |
| Apparent dimensions (V) | 5′[2] |
| Physical characteristics | |
| Other designations | Cr 133,NGC 2356[3] |
| Associations | |
| Constellation | Gemini |
| See also:Open cluster,List of open clusters | |
NGC 2355 also known asNGC 2356,[3] is an oldopen cluster in theconstellationGemini.
It is approximately a billion years old and is located about 5,400light years (ly) from theSolar System and 1,100 ly above the plane of theMilky Way galaxy. At that distance, the angular size of the cluster halo corresponds to a radius of about 23 ly. The core radius is 2.3 ly, and the central component radius is 11 ly.[2]
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