|Observation data (J2000 epoch)|
|Right ascension||23h 24.2m|
|Apparent magnitude (V)||5.0|
|Apparent dimensions (V)||13.0'|
|Other designations||M 52, NGC 7654|
Due to interstellar absorption of light, the distance to M 52 is uncertain, with estimates ranging between 3,000 and 7,000 light years. One study identified 193 probable members of the cluster, with the brightest member being magnitude 11.
Messier 52 is evaluated at about 35 million years old.
Messier 52 has the Trumpler classification of I,2,r.
- Students for the Exploration and Development of Space. "SEDS: Messier 52" Accessed April 9, 2013.
- Messier 52, SEDS Messier pages
- Messier 52 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images