NGC 593
| Galaxy NGC 593 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | whale |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 01 h 32 m 20.7 s |
| declination | -12 ° 21 ′ 16 ″ |
| Appearance | |
| Morphological type | SB (r) 0 ^ 0 ^? / sp |
| Brightness (visual) | 14.6 mag |
| Brightness (B-band) | 15.6 mag |
| Angular expansion | 1.2 ′ × 0.2 ′ |
| Position angle | 12 ° |
| Surface brightness | 12.9 mag / arcmin² |
| Physical data | |
| Redshift | 0.017424 |
| Radial velocity | 5178 km / s |
|
Stroke distance v rad / H 0 |
(233 ± 16) x 10 6 ly (71.3 ± 5.0) Mpc |
| history | |
| discovery | Édouard Stephan |
| Discovery date | November 2, 1882 |
| Catalog names | |
| NGC 593 • PGC 5733 • MCG -02-05-03 • 2MASX J01322075-1221159 • GALEX ASC J013220.70-122115.0 • LDCE 94 NED002 | |
NGC 593 is a lenticular galaxy of the Hubble type S0 in the constellation Whale south of the ecliptic . It is an estimated 233 million light years from the Milky Way and about 80,000 light years in diameter.
In the same area of the sky are u. a. the galaxies NGC 589 , NGC 599 , NGC 601 , IC 128 .
The object was discovered on November 2, 1882 by the French astronomer Édouard Jean-Marie Stephan .
Web links
- SIMBAD Astronomical Database
- Auke Slotegraaf : NGC 593. Deep Sky Observer's Companion, accessed on August 12, 2015 .