NGC 2558
| Galaxy NGC 2558 |
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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 12.7 s |
| declination | + 20 ° 30 ′ 39 ″ |
| Appearance | |
| Morphological type | SAB (rs) from / LINER |
| Brightness (visual) | 13.0 likes |
| Brightness (B-band) | 13.8 mag |
| Angular expansion | 1.8 ′ × 1.3 ′ |
| Position angle | 160 ° |
| Surface brightness | 13.8 mag / arcmin² |
| Physical data | |
| Affiliation | Cancer-Cluster WBL 178 NGC 2563 -Group LGG 158 |
| Redshift | 0.016672 ± 0.000010 |
| Radial velocity | 4998 ± 3 km / s |
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Stroke distance v rad / H 0 |
(220 ± 15) · 10 6 ly (67.3 ± 4.7) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | February 13, 1787 |
| Catalog names | |
| NGC 2558 • UGC 4331 • PGC 23337 • CGCG 119-050 • MCG + 04-20-022 • 2MASX J08191278 + 2030385 • GC 1642 • H III 606 • h 499 • GALEX ASC J081912.69 + 203036.2 • LDCE 571 NED005 | |
NGC 2558 is a spiral galaxy with an active nucleus of the Hubble type Sab in the constellation Cancer on the ecliptic . It is estimated to be 220 million light years from the Milky Way and about 120,000 light years in diameter.
In the same area of the sky are the galaxies NGC 2553 , NGC 2556 , NGC 2560 , NGC 2569 .
The object was discovered by Wilhelm Herschel on February 13, 1787 .