NGC 362

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Globular cluster
data from NGC 362
The globular cluster NGC 362 imaged by the Hubble Space Telescope
The globular cluster NGC 362 imaged by the Hubble Space Telescope
AladinLite
Constellation Toucan
Position
equinox :  J2000.0 , epoch : J2000.0
Right ascension 01 h 03 m 14.2 s
declination -70 ° 50 ′ 54 ″
Appearance
Concentration class III
Brightness  (visual) +6.40 mag
Angular expansion 14 '
Color excess
E (BV) (redness) 		0.05
Physical data
Affiliation Milky Way
Integrated spectral type F9
Redshift (746 ± 2)  ·  10 −6
Radial velocity (+223.5 ± 0.5) km / s
distance approx. 28000  ly
(approx. 8500  pc ) 
Absolute brightness −8.26 mag
Concentration lg (r t / r c ) 1.94
Metallicity [Fe / H] −1.16 ± 0.25
history
discovery James Dunlop
Discovery date August 1, 1826
Catalog names
 NGC  362 • C 0100-711 •  GCl  3 •  ESO  51-SC13 •  Mel  4 •  Dun  62 •  GC  193 • h 2375

NGC 362 is the name of a galactic globular cluster in the constellation Toucan in the southern sky . He is from the Earth seen in the foreground of the outer region of the Small Magellanic Cloud and is about 27,000 light years from the sun away. NGC  362 has an apparent magnitude of +6.40 mag and its core radius is 0.17 arc minutes.

The object was discovered on August 1, 1826 by the Scottish astronomer James Dunlop .

  • The globular cluster NGC 362 (top right, yellowish) photographed by GALEX ; The outer area (bluish) of the small Magellanic Cloud can be seen at the bottom left

Web links

Individual evidence

  1. ↑ NASA / IPAC EXTRAGALACTIC DATABASE
  2. ↑ Harlow Shapley, Helen B. Sawyer: A Classification of Globular Clusters . In: Harvard College Observatory Bulletin . tape 849 , 1927, pp. 11-14 , bibcode : 1927BHarO.849 ... 11S .
  3. ^ A b c d e William E. Harris: A Catalog of Parameters for Globular Clusters in the Milky Way. In: Astronomical Journal. Vol. 112, October 1996, pp. 1487f. bibcode : 1996AJ .... 112.1487H
  4. ↑ SEDS : NGC 362
  5. ↑ SIMBAD database
  6. ^ A b P. Székely et al.: RR Lyrae stars in the southern globular cluster NGC 362. In: Astronomy and Astrophysics. Vol. 463, Issue 2, February 2007, pp. 589ff. bibcode : 2007A & A ... 463..589S
  7. ↑ Seligman