NGC 7340

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Galaxy
NGC 7340
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SDSS recording
SDSS recording
AladinLite
Constellation Pegasus
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 22 h 37 m 44.2 s
declination + 34 ° 24 ′ 36 ″
Appearance
Morphological type E?  
Brightness  (visual) 13.9 likes
Brightness  (B-band) 14.9 mag
Angular expansion 0.90 × 0.6
Position angle 162 °
Surface brightness 13.3 mag / arcmin²
Physical data
Redshift 0.021348 +/- 0.000200  
Radial velocity 6400 +/- 60 km / s  
Stroke distance
v rad  / H 0
(296 ± 21)  ·  10 6  ly
(90.6 ± 6.4)  Mpc 
history
discovery George Johnstone Stoney
Discovery date September 10, 1849
Catalog names
NGC  7340 • PGC  69362 • CGCG  514-075 • MCG  + 06-49-052 • 2MASX  J22374423 + 3424362 • 1520 NED057

NGC 7340 is a galaxy of Hubble type E? Pegasus constellation in the north star sky . It is estimated to be 296 million light years away from the Milky Way and has a diameter of about 75,000 ly.
In the same area of ​​the sky there are u. a. the galaxies NGC 7331 , NGC 7335 , NGC 7336 , NGC 7337 .

The object was discovered by George Johnstone Stoney on September 10, 1849 .

Web links

Individual evidence

  1. a b c d NASA / IPAC EXTRAGALACTIC DATABASE
  2. a b c d e f SEDS : NGC 7340
  3. Seligman