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NGC 6239
NGC 6239 as seen through the Hubble Space Telescope
Observation data ( J2000 epoch)
Constellation Hercules
Right ascension16h 50m 5s
Declination+42° 44′ 23″
Redshift0.003079±0.000009
Heliocentric radial velocity923±3 km/s
Galactocentric velocity1095±7 km/s
Distance42.4 million light years (13 million parsecs)
Apparent magnitude (V)11.27
Absolute magnitude (V)-20.54
Characteristics
TypeSB(s)B
Size30,000 light years
Apparent size (V)2.40 × 1.1
Other designations
UGC 10577, MCG 7-35-1, ZWG 225.2, PGC 59083, IRAS 16484+4249
References: NASA/IPAC extragalactic datatbase, http://spider.seds.org/

NGC 6239 is a barred spiral galaxy located in the constellation Hercules with a distinct core. It is designated as SB(s)B in the galaxy morphological classification scheme and was discovered by the German-born British astronomer William Herschel on 12 April 1788. The galaxy is approximately 42 million light years away from Earth. [1] [2] [3] [4]

See also

References

  1. ^ "Object No. 1 - NGC 6239". NASA/IPAC extragalactic database. NASA/IPAC. Retrieved 3 October 2015.
  2. ^ "Revised NGC Data for NGC 6239". Seds. Retrieved 3 October 2015.
  3. ^ "NGC 6239 (= PGC 57684)". cseligman. Retrieved 3 October 2015.
  4. ^ "SIMBAD query result". simbad.u-strasbg.fr. Retrieved 2018-09-17.

External links

  • Media related to NGC 6239 at Wikimedia Commons