IC 551
| Galaxy IC 551 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | lion |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 09 h 41 m 00.1 s |
| declination | + 06 ° 56 ′ 10 ″ |
| Appearance | |
| Morphological type | S? / LINER |
| Brightness (visual) | 13.6 mag |
| Brightness (B-band) | 14.4 mag |
| Angular expansion | 0.80 ′ × 0.7 ′ |
| Position angle | 168 ° |
| Surface brightness | 12.5 mag / arcmin² |
| Physical data | |
| Redshift | 0.028600 ± 0.000033 |
| Radial velocity | 8574 ± 10 km / s |
|
Stroke distance v rad / H 0 |
(377 ± 26) · 10 6 ly (115.7 ± 8.1) Mpc |
| history | |
| discovery | Stéphane Javelle |
| Discovery date | April 10, 1893 |
| Catalog names | |
| IC 551 • UGC 5168 • PGC 27645 • CGCG 035-029 • MCG + 01-25-012 • IRAS F09383 + 0709 • 2MASX J09410011 + 0656098 • GALEX ASC J094100.15 + 065610.1 • USGC U249 NED03 | |
IC 551 is a spiral galaxy with an active nucleus of the Hubble type Scd in the constellation Leo on the ecliptic . It is an estimated 377 million light years from the Milky Way and about 90,000 light years in diameter.
In the same area of the sky is u. a. the galaxy NGC 2948 .
The object was discovered on April 10, 1893 by Stéphane Javelle .