- Instance of
- Part of
Overview
All data
39 statements · 87% with external sources · numbers in brackets are citations
- Catalog code
- M 55 catalog: Messier object
1
- NGC 6809 catalog: New General Catalogue
1
- HD 185385 catalog: Henry Draper Catalogue
1
- GCRV 6723 E catalog: General Catalogue of Stellar Radial Velocities
1
- CD-31 16934 catalog: Cordoba Durchmusterung
1
- GCl 113 catalog: Catalogue of star clusters and associations + supplements
2
Sources- 1.“Revised NGC Data for NGC 6809”spider.seds.org/ngc/revngcic.cgi?NGC6809Retrieved 2017-08-30
- 2.Stated in SIMBAD
- Melotte 221 catalog: Melotte Catalogue
- C 1936-310 catalog: Caldwell catalogue
1
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- [KPS2012] MWSC 3150 catalog: Global survey of star clusters in the Milky Way. III. 139 new open clusters at high Galactic latitudes
1
- M 55 catalog: Messier object
- Discovered
- June 16, 1752
1
- June 16, 1752
- Distance from Earth
- 0.005 Mpc
- Radius
- 50 ly
1
- 50 ly
- Radial velocity
- 174.7 kilometre per second
- 174.9 kilometre per second
- Absolute magnitude
- -7.57
- Right ascension
- 294.9988 degree
- Declination
- -30.9648 degree
- Right ascension component of proper motion
- 0.49 milliarcsecond per year
- Declination component of proper motion
- -8.49 milliarcsecond per year
On other databases
3 identifiers linking Messier 55 across the web's reference databases