NGC 2556
| Galaxy NGC 2556 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | cancer |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 08 h 19 m 00.8 s |
| declination | + 20 ° 56 ′ 13 ″ |
| Appearance | |
| Morphological type | S0 |
| Brightness (visual) | 14.3 mag |
| Brightness (B-band) | 15.3 mag |
| Angular expansion | 0.4 '× 0.2' |
| Position angle | 138 ° |
| Surface brightness | 11.4 mag / arcmin² |
| Physical data | |
| Affiliation | Cancer Cluster WBL 178 NGC 2563 Group LGG 158 |
| Redshift | 0.015461 ± 0.000073 |
| Radial velocity | 4635 ± 22 km / s |
|
Stroke distance v rad / H 0 |
(204 ± 14) · 10 6 ly (62.4 ± 4.4) Mpc |
| history | |
| discovery | Albert Marth |
| Discovery date | February 17, 1865 |
| Catalog names | |
| NGC 2556 • PGC 23325 • CGCG 119-045 • 2MASX J08190087 + 2056133 • GALEX ASC J081900.84 + 205612.7 • USGC U173 NED20 • NSA 084124 | |
NGC 2556 is a lenticular galaxy of Hubble type S0 in the constellation Cancer on the ecliptic . It is estimated to be 204 million light years from the Milky Way and about 25,000 light years in diameter.
In the same area of the sky are the galaxies NGC 2553 , NGC 2560 , NGC 2562 , NGC 2563 .
The object was discovered by Albert Marth on February 17, 1865 .