NGC 2550
| Galaxy NGC 2550 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | giraffe |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 08 h 24 m 33.8 s |
| declination | + 74 ° 00 ′ 44 ″ |
| Appearance | |
| Morphological type | Sb: |
| Brightness (visual) | 12.6 mag |
| Brightness (B-band) | 13.4 mag |
| Angular expansion | 1 ′ × 0.4 ′ |
| Position angle | 103 ° |
| Surface brightness | 11.5 mag / arcmin² |
| Physical data | |
| Redshift | 0.007579 ± 0.000010 |
| Radial velocity | 2272 ± 3 km / s |
|
Stroke distance v rad / H 0 |
(107 ± 8) · 10 6 ly (32.8 ± 2.3) Mpc |
| history | |
| discovery | Lewis Swift |
| Discovery date | September 7, 1885 |
| Catalog names | |
| NGC 2550 • UGC 4359 • PGC 23604 • CGCG 331-039 • MCG + 12-08-037 • IRAS 08188 + 7410 • 2MASX J08243364 + 7400443 • NVSS J082433 + 740042 • LDCE 587 NED001 | |
NGC 2550 is a spiral galaxy of the Hubble type Sb / P in the constellation Giraffe in the northern sky . It is estimated to be 107 million light-years from the Milky Way and about 30,000 light-years across.
The galaxies NGC 2544 and NGC 2551 are located in the same area of the sky .
The object was discovered by Lewis Swift on September 7, 1885 .