NGC 2552
| Galaxy NGC 2552 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | lynx |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 08 h 19 m 20.5 s |
| declination | + 50 ° 00 ′ 35 ″ |
| Appearance | |
| Morphological type | SA (s) m? |
| Brightness (visual) | 12.0 mag |
| Brightness (B-band) | 12.6 mag |
| Angular expansion | 3.6 ′ × 2.1 ′ |
| Position angle | 57 ° |
| Surface brightness | 14.0 mag / arcmin² |
| Physical data | |
| Affiliation | NGC 2841 group |
| Redshift | 0.001748 ± 0.000003 |
| Radial velocity | 524 ± 1 km / s |
|
Stroke distance v rad / H 0 |
(25 ± 2) x 10 6 ly (7.63 ± 0.53) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | March 9, 1788 |
| Catalog names | |
| NGC 2552 • UGC 4325 • PGC 23340 • 3132065 • CGCG 236-042 • MCG + 08-15-062 • IRAS 08156 + 5009 • 2MASX J08192055 + 5000351 • GC 1639 • H III 711 • | |
NGC 2552 is a bar-spiral galaxy with an active nucleus of the Hubble type SBm in the constellation Lynx in the northern sky . It is an estimated 25 million light years away from the Milky Way and has a diameter of about 25,000 ly.
Together with NGC 2500 , NGC 2537 , NGC 2541 , NGC 2681, and NGC 2841 , it forms the NGC 2841 galaxy group .
The object was discovered on March 9, 1788 by the German-British astronomer Wilhelm Herschel .