NGC 7340
Galaxy NGC 7340 |
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SDSS recording | |
AladinLite | |
Constellation | Pegasus |
Position equinox : J2000.0 , epoch : J2000.0 |
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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 .