M 55

Query : M 55

Basic data :
M 55 -- Globular Cluster
Other object types: otypes_help 		* (CD,GCRV,...), GlC (2013A&A,GCl), Cl* (C,[KPS2012])
ICRS coord. (ep=J2000) : 		19 39 59.71 -30 57 53.1 (Optical) [ ] D 2010AJ....140.1830G
FK4 coord. (ep=B1950 eq=1950) : 		19 36 49.40 -31 04 49.9 [ ]
Gal coord. (ep=J2000) : 		008.79257 -23.27165 [ ]
Proper motions mas/yr : 		-3.41 -9.27 [0.01 0.01 90] C 2019MNRAS.482.5138B
Radial velocity / Redshift / cz : 		V(km/s) 174.8 [0.2] / z(spectroscopic) 0.000583 [0.000001] / cz 174.85 [0.20]
   (Opt) A 2018MNRAS.478.1520B
Parallaxes (mas): 		0.209 [0.010] C 2021MNRAS.505.5978V
Angular size (arcmin): 		19.0 19.0 90 (Opt) D 1989Sci...246.1066D
Fluxes (2) :
V 6.49 [~] D 2012AJ....144..126D
K 3.69 [~] D 2008MNRAS.389.1924F
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Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

: 324 		Display criteria :

Identifiers (8) :
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M 55 CD-31 16934 GCRV 6723 E NGC 6809
C 1936-310 GCl 113 HD 185385 [KPS2012] MWSC 3150

References (913 between 1850 and 2026) (Total 913)
Simbad bibliographic survey began in 1850 for stars (at least bright stars) and in 1983 for all other objects (outside the solar system).
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Collections of Measurements Description of Measurements

Velocities : 4    Distance : 1    Fe/H : 10    Plx : 2    PM : 3   

   

Observing logs
XMM : 1   

   

External archives :

Data at NED - NASA/IPAC Extragalactic Database : M 55

Link by name to the catalogue in VizieR :

CD-31 16934 HD 185385 NGC 6809

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