Messier 5

Messier 5
Messier 5
	Globular cluster Messier 5 in Serpens
Observation data (J2000 epoch)
Class	V
Constellation	Serpens
Right ascension	15h 18m 33.22s
Declination	+02° 04′ 51.7″
Distance	24.5 kly (7.5 kpc)
Apparent magnitude (V)	5.6
Apparent dimensions (V)	23′.0
Physical characteristics
Mass	8.57×105 M☉
Radius	80 ly
Metallicity	= –1.12 dex
Estimated age	10.62 Gyr
Other designations	NGC 5904, GCl 34
	See also: Globular cluster, List of globular clusters

Messier 5 or M5 (also known as NGC 5904 or the Rose Cluster) is a globular cluster in the constellation Serpens. It was discovered by Gottfried Kirch in 1702.

^ Cite error: The named reference hcob849_11 was invoked but never defined (see the help page).
^ ^a ^b Cite error: The named reference aj140_6_1830 was invoked but never defined (see the help page).
^ Cite error: The named reference aj139_2_476 was invoked but never defined (see the help page).
^ "Messier 5". SEDS Messier Catalog. Archived from the original on 27 June 2023. Retrieved 27 April 2022.
^ Cite error: The named reference apj742_1_51 was invoked but never defined (see the help page).
^ ^a ^b Cite error: The named reference mnras404_3_1203 was invoked but never defined (see the help page).
^ Cite error: The named reference simbad was invoked but never defined (see the help page).