NGC 1321
| Galaxy NGC 1321 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Eridanus |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 03 h 24 m 48.6 s |
| declination | -03 ° 00 ′ 55 ″ |
| Appearance | |
| Brightness (visual) | 13.6 mag |
| Brightness (B-band) | 14.5 mag |
| Angular expansion | 0.9 ′ × 0.5 ′ |
| Position angle | 85 ° |
| Surface brightness | 12.6 mag / arcmin² |
| Physical data | |
| Affiliation | NGC 1320 group |
| Redshift | 0.009500 ± 0.000600 |
| Radial velocity | 2848 ± 180 km / s |
|
Stroke distance v rad / H 0 |
(126 ± 12) · 10 6 ly (38.6 ± 3.7) Mpc |
| diameter | 35,000 ly |
| history | |
| discovery | William Herschel |
| Discovery date | September 20, 1784 |
| Catalog names | |
| NGC 1321 • PGC 12755 • MCG -01-09-035 • KUG 0322-031 • 2MASX J03244857-0300562 • Mrk 608b • GC 701 • H III 196 • h 297/2531 • LDCE 244 NED002 | |
NGC 1321 is a spiral galaxy of Hubble type Sa in the constellation Eridanus at the southern sky . It is estimated to be 126 million light-years from the Milky Way and about 35,000 light-years across. It probably forms a bound galaxy pair with NGC 1320 .
In the same area of the sky are u. a. the galaxies NGC 1308 , NGC 1322 , NGC 1323 .
The object was discovered on September 20, 1784 by the astronomer William Herschel .