NGC 7451
| Galaxy NGC 7451 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | Pegasus |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 23 h 00 m 40.8 s |
| declination | + 08 ° 28 ′ 04 ″ |
| Appearance | |
| Morphological type | SBbc |
| Brightness (visual) | 14.1 mag |
| Brightness (B-band) | 14.9 mag |
| Angular expansion | 1.0 '× 0.5' |
| Position angle | 67 ° |
| Surface brightness | 13.2 mag / arcmin² |
| Physical data | |
| Redshift | 0.022295 +/- 0.000033 |
| Radial velocity | 6684 +/- 10 km / s |
|
Stroke distance v rad / H 0 |
(306 ± 22) x 10 6 ly (93.7 ± 6.6) Mpc |
| history | |
| discovery | Otto Struve |
| Discovery date | December 7, 1865 |
| Catalog names | |
| NGC 7451 • UGC 12299 • PGC 70245 • CGCG 405-022 • MCG + 01-58-020 • IRAS 22581 + 0811 • 2MASX J23004081 + 0828040 • | |
NGC 7451 is a barred spiral galaxy of the Hubble type SBbc in the constellation Pegasus in the northern sky . It is estimated to be 306 million light years away from the Milky Way and has a diameter of about 90,000 ly.
In the same area of the sky are the galaxies NGC 7427 , NGC 7430 , NGC 7469 , IC 5283 , among others .
The object was discovered on December 7, 1865 by Otto von Struve .