IC 521
| Galaxy IC 521 |
|
|---|---|
|
|
| SDSS image from IC 521 + SDSS J084643.28 + 023221.2 | |
| AladinLite | |
| Constellation | Water snake |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 08 h 46 m 43.9 s |
| declination | + 02 ° 32 ′ 15 ″ |
| Appearance | |
| Morphological type | S0 ^ - |
| Brightness (visual) | 14.1 mag |
| Brightness (B-band) | 15.0 mag |
| Angular expansion | 0.9 ′ × 0.5 ′ |
| Position angle | 90 ° |
| Surface brightness | 13.1 mag / arcmin² |
| Physical data | |
| Redshift | 0.028139 ± 0.000170 |
| Radial velocity | (8436 ± 51) km / s |
|
Stroke distance v rad / H 0 |
(370 ± 26) x 10 6 ly (113.5 ± 8.0) Mpc |
| history | |
| discovery | Stéphane Javelle |
| Discovery date | March 16, 1893 |
| Catalog names | |
| IC 521 • PGC 24658 • CGCG 033-004 • MCG + 01-23-002 • 2MASX J08464397 + 0232144 • | |
IC 521 is a lenticular galaxy of the Hubble-type S0 in the constellation Water Snake. It is an estimated 370 million light years from the Milky Way .
The object was discovered by Stéphane Javelle on March 16, 1893 .