NGC 6284

NGC 6284 is a globular cluster located in the constellation Ophiuchus. It is designated as IX in the galaxy morphological classification scheme and was discovered by the German-born British astronomer William Herschel on 22 May 1784. It is at a distance of 49,900 light years away from earth.[5][3][6][2][7]

NGC 6284
NGC 6284 as seen through the Hubble Space Telescope Credit: NASA/ESA
Observation data (J2000 epoch)
Class	IX
Constellation	Ophiuchus
Right ascension	17^h 04^m 28.747^s[1]
Declination	−24° 45′ 51.22″[1]
Distance	49900 ly[2] (15300 pc[2])
Apparent magnitude (V)	7.43[1]
Apparent dimensions (V)	6.2' × 6.2'[3]
Physical characteristics
Metallicity	${\displaystyle {\begin{smallmatrix}\left[{\ce {Fe}}/{\ce {H}}\right]\end{smallmatrix}}}$ = -1.26[4] dex
Other designations	GCl 53, 2MASX J17042874-2445512[1]

See also

• List of NGC objects (6001–7000)
• List of NGC objects

References

1. "NGC 6284". SIMBAD. Centre de données astronomiques de Strasbourg.
2. "NGC 6284". Seds. Retrieved 3 October 2015.
3. "Revised NGC Data for NGC 6284". Seds. Retrieved 3 October 2015.
4. William E. Harris. "Catalog of Parameters for Milky Way Globular Clusters". Retrieved 3 February 2017.
5. "Object No. 1 - NGC 6284". NASA/IPAC extragalactic database. NASA/IPAC. Retrieved 3 October 2015.
6. "NGC 6284 (= GCL 53)". cseligman. Retrieved 3 October 2015.
7. "The globular cluster NGC 6284". In-the-sky. Retrieved 3 October 2015.

External links

• Media related to NGC 6284 at Wikimedia Commons