NGC 7163
| Galaxy NGC 7163 |
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|---|---|
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| AladinLite | |
| Constellation | Southern fish |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 21 h 59 m 20.4 s |
| declination | -31 ° 52 ′ 59 ″ |
| Appearance | |
| Morphological type | SBab / HII |
| Brightness (visual) | 12.9 mag |
| Brightness (B-band) | 13.7 mag |
| Angular expansion | 1.90 × 1.1 |
| Position angle | 101 ° |
| Surface brightness | 13.6 mag / arcmin² |
| Physical data | |
| Affiliation | HCG 90 |
| Redshift | 0.009186 +/- 0.000033 |
| Radial velocity | 2754 +/- 10 km / s |
|
Stroke distance v rad / H 0 |
(125 ± 9) x 10 6 ly (38.2 ± 2.7) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | September 27, 1834 |
| Catalog names | |
| NGC 7163 • PGC 67785 • ESO 466-030 • MCG -05-51-035 • IRAS 21564-3207 • 2MASX J21592042-3152590 • SGC 215625-3207.4 • LDCE 1496 NED005 | |
NGC 7163 is a bar-spiral galaxy with extensive star formation areas of the Hubble type SBab in the constellation Piscis Austrinus in the southern sky . It is estimated to be 125 million light years away from the Milky Way and has a diameter of about 70,000 ly. It belongs to the Hickson Compact Group HCG 90 along with NGC 7172 , NGC 7173 , NGC 7174 and NGC 7176 .
The object was discovered by John Herschel on September 27, 1834 .