Langbahn Team – Weltmeisterschaft

NGC 4489

NGC 4489
The elliptical galaxy NGC 4489.
Observation data (J2000 epoch)
ConstellationComa Berenices
Right ascension12h 30m 52.2s[1]
Declination16° 45′ 32″[1]
Redshift0.003206/961 km/s[1]
Distance57 Mly
Group or clusterVirgo Cluster
Apparent magnitude (V)12.84 [1]
Characteristics
TypeE [1]
Size~26,000 ly
Apparent size (V)1.7 x 1.5[1]
Other designations
CGCG 99-73, MCG 3-32-54, PGC 41365, UGC 7655, VCC 1321[1]

NGC 4489 is a dwarf elliptical galaxy[2] located about 60 million light-years away[3] in the constellation of Coma Berenices.[4] It was discovered by astronomer William Herschel on March 21, 1784.[5] NGC 4489 is a member of the Virgo Cluster.[6]

See also

References

  1. ^ a b c d e f g "NASA/IPAC Extragalactic Database". Results for NGC 4489. Retrieved 2017-08-11.
  2. ^ Mei, S.; Silva, D. R.; Quinn, P. J. (30 October 2000). "Anomalous surface brightness fluctuations in NGC 4489⋆" (PDF). Astronomy & Astrophysics. 366: 54–61. doi:10.1051/0004-6361:20000080. S2CID 17390200.
  3. ^ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2017-08-11.
  4. ^ Rojas, Sebastián García. "Galaxy NGC 4489 - Galaxy in Coma Berenices Constellation · Deep Sky Objects Browser". DSO Browser. Retrieved 2017-08-11.
  5. ^ "New General Catalog Objects: NGC 4450 - 4499". cseligman.com. Retrieved 2017-08-01.
  6. ^ "Detailed Object Classifications". ned.ipac.caltech.edu. Retrieved 2017-08-11.


Quelle: http://en.wikipedia.org/wiki/NGC_4489