NGC 6388

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NGC 6388
The globular cluster NGC 6388 observed by the European Southern Observatory.jpg
Observation data (J2000 epoch)
Right ascension 17h 36m 17.461s[3][4]
Declination−44° 44′ 08.34″[3][4]
Distance32.3 kilolight-years (10 kiloparsecs)[2]
Apparent magnitude (V)6.72[2]
Apparent dimensions (V)6.2 arcmins[2]
Physical characteristics
Mass2.17×106[5] M
Tidal radius6.21 arcmins[6]
Metallicity = -0.55[6] dex
See also: Globular cluster, List of globular clusters

NGC 6388 is a globular cluster located in the constellation Scorpius. The cluster was discovered by Scottish astronomer James Dunlop on May 13, 1826 using a 22.86 cm (9 in) reflector telescope. Due to its moderate apparent magnitude (+6.72), a telescope is required to see it.



  1. ^ Shapley, Harlow; Sawyer, Helen B. (August 1927). "A Classification of Globular Clusters". Harvard College Observatory Bulletin. 849 (849): 11–14. Bibcode:1927BHarO.849...11S.
  2. ^ a b c d e "Students for the Exploration and Development of Space (NCG 6388)". Retrieved 26 September 2015.
  3. ^ a b "NGC 6388". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 27 September 2015.
  4. ^ a b "NASA/IPAC Extragalactic Database (NGC 6388)". Retrieved 27 September 2015.
  5. ^ Boyles, J.; et al. (November 2011), "Young Radio Pulsars in Galactic Globular Clusters", The Astrophysical Journal, 742 (1): 51, arXiv:1108.4402, Bibcode:2011ApJ...742...51B, doi:10.1088/0004-637X/742/1/51.
  6. ^ a b c "Galactic Globular Clusters Database (NCG 6388)". Retrieved 26 September 2015.