NGC 7191
| Galaxy NGC 7191 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Indus |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 22 h 06 m 51.8 s |
| declination | -64 ° 38 ′ 04 ″ |
| Appearance | |
| Morphological type | SAB (rs) c / HII |
| Brightness (visual) | 12.9 mag |
| Brightness (B-band) | 13.6 mag |
| Angular expansion | 1.6 '× 0.6' |
| Position angle | 136 ° |
| Surface brightness | 12.7 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 452 |
| Redshift | 0.009790 ± 0.000033 |
| Radial velocity | 2935 ± 10 km / s |
|
Stroke distance v rad / H 0 |
(127 ± 9) x 10 6 ly (38.9 ± 2.7) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | June 22, 1835 |
| Catalog names | |
| NGC 7191 • PGC 68059 • ESO 108-013 • IRAS 22031-6452 • 2MASX J22065179-6438043 • SGC 220310-6452.7 • LDCE 1526 NED003 | |
NGC 7191 is a bar-spiral galaxy with extensive star formation regions of the Hubble type SBc in the constellation Indians in the southern sky . It is estimated to be 127 million light-years from the Milky Way and about 65,000 light-years across. Together with NGC 7192 , NGC 7179 , NGC 7219 and PGC 68473 , it forms the small NGC 7192 group ( LGG 452 ).
In the same area of the sky are u. a. the galaxies NGC 7179 , NGC 7192 , NGC 7199 , IC 5165 .
The object was discovered by John Herschel on June 22, 1835 .