NGC 7811
| Galaxy NGC 7811 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | fishes |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 00 h 02 m 26.5 s |
| declination | + 03 ° 21 ′ 07 ″ |
| Appearance | |
| Morphological type | cIm? / Sy1 |
| Brightness (visual) | 14.5 mag |
| Brightness (B-band) | 15.1 mag |
| Angular expansion | 0.40 × 0.4 |
| Surface brightness | 12.4 mag / arcmin² |
| Physical data | |
| Redshift | 0.025518 ± 0.000040 |
| Radial velocity | 7650 ± 12 km / s |
|
Stroke distance v rad / H 0 |
(347 ± 24) x 10 6 ly (106.4 ± 7.4) Mpc |
| diameter | 40,000 ly |
| history | |
| discovery | Albert Marth |
| Discovery date | October 5, 1864 |
| Catalog names | |
| NGC 7811 • PGC 168 • MCG + 00-01-020 • IRAS F23598 + 0304 • KUG 2359 + 030 • 2MASX J00022640 + 0321070 • Mrk 543 • GC 6237 • ZW III 127 • GALEX ASC J000226.46 + 032107.9 | |
NGC 7811 is an irregular galaxy with an active nucleus of the Hubble type Im in the constellation Pisces on the ecliptic . It is estimated to be 347 million light years from the Milky Way and about 40,000 light years in diameter .
In the same area of the sky are u. a. the galaxies NGC 7809 and IC 1527 .
The object was discovered by Albert Marth on October 5, 1864 .
Photo from the Hubble Space Telescope
