NGC 1091
| Galaxy NGC 1091 |
|
|---|---|
|
|
| NGC 1092 & NGC 1091 | |
| AladinLite | |
| Constellation | Eridanus |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 02 h 45 m 22.4 s |
| declination | -17 ° 31 ′ 59 ″ |
| Appearance | |
| Morphological type | (R ') SAB (rs) a |
| Brightness (visual) | 14.3 mag |
| Brightness (B-band) | 15.2 mag |
| Angular expansion | 0.9 ′ × 0.6 ′ |
| Position angle | 77 ° |
| Surface brightness | 13.5 mag / arcmin² |
| Physical data | |
| Redshift | 0.029417 ± 0.000110 |
| Radial velocity | (8819 ± 33) km / s |
|
Stroke distance v rad / H 0 |
(392 ± 27) x 10 6 ly (120.2 ± 8.4) Mpc |
| history | |
| discovery | Francis P. Leavenworth |
| Discovery date | October 17, 1885 |
| Catalog names | |
| NGC 1091 • PGC 10424 • ESO 546-016 • MCG -03-08-013 • 2MASX J02452243-1731591 • SGC 024302-1744.5 • HCG 21E • | |
NGC 1091 is a bar-spiral galaxy of the Hubble type SBa in the constellation Eridanus in the southern sky . It is an estimated 392 million light years away from the Milky Way and about 105,000 light years in diameter. It probably forms a gravitationally bound galaxy pair with NGC 1092 .
In the same area of the sky are u. a. the galaxies NGC 1098 , NGC 1099 , NGC 1100 , NGC 1119 .
The property was discovered by Francis Preserved Leavenworth on October 17, 1885 .
Web links
Commons : NGC 1091 - collection of images, videos, and audio files
