NGC 6782

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Galaxy
NGC 6782
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NGC 6782 [1] (Hubble Space Telescope)
NGC 6782 ( Hubble Space Telescope )
AladinLite
Constellation peacock
Position
equinox :  J2000.0 , epoch : J2000.0
Right ascension 19 h 23 m 57.900 s
declination -59 ° 55 ′ 20.90 ″
Appearance
Morphological type (R'_1) SB (r) 0 / a  
Brightness  (visual) 11.0 mag
Brightness  (B-band) 11.9 likes
Angular expansion 2.4 ′ × 2 ′
Position angle 45 °
Surface brightness 12.6 mag / arcmin²
Physical data
Affiliation NGC 6769 group
IC 4845 group
LGG 427  
Redshift 0.013077 ± 0.000046  
Radial velocity 3920 ± 14 km / s  
Stroke distance
v rad  / H 0 		(172 ± 12)  ·  10 6  ly
(52.6 ± 3.7)  Mpc 
diameter 82,000 ly
history
discovery John Herschel
Discovery date July 12, 1834
Catalog names
NGC  6782 • PGC  63168 • ESO  142-001 • IRAS  19195-6001 • 2MASX  J19235793-5955210 • SGC  191935-6001.2 • GC  4488 • h  3789 • HIPASS J1923-59 • LDCE 1323 NED086

NGC 6782 is a bar-spiral galaxy of the Hubble type SBa in the constellation Peacock in the southern sky . Inside it has a ring with a high rate of star formation . The galaxy is roughly 172 million light years from the Milky Way , about 125,000 light years in diameter, and is a member of the IC 4845 group .

The object was discovered on July 12, 1834 by the British astronomer John Herschel .

Illustration of the structure of NGC 6782

Web links

Individual evidence

  1. ^ Aladin Lite
  2. ↑ a b c d e NASA / IPAC EXTRAGALACTIC DATABASE
  3. ↑ a b c d e f SEDS : NGC 6782
  4. ^ VizieR
  5. ↑ Seligman