NGC 2644
| Galaxy NGC 2644 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Water snake |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 08 h 41 m 31.8 s |
| declination | + 04 ° 58 ′ 49 ″ |
| Appearance | |
| Morphological type | Sdm |
| Brightness (visual) | 12.7 mag |
| Brightness (B-band) | 13.4 mag |
| Angular expansion | 2.1 ′ × 0.8 ′ |
| Position angle | 14 ° |
| Surface brightness | 13.1 mag / arcmin² |
| Physical data | |
| Redshift | 0.006468 ± 0.000023 |
| Radial velocity | (1939 ± 7) km / s |
|
Stroke distance v rad / H 0 |
(80 ± 6) · 10 6 ly (24.6 ± 1.7) Mpc |
| history | |
| discovery | Edouard Stephan |
| Discovery date | February 6, 1877 |
| Catalog names | |
| NGC 2644 • UGC 4533 • PGC 24425 • CGCG 032-052 • MCG + 01-22-016 • 2MASX J08413189 + 0458488 • | |
NGC 2644 is a spiral galaxy of Hubble type Sc in the constellation Hydra south of the ecliptic . It is estimated to be 80 million light years from the Milky Way .
The object was discovered by Edouard Stephan on February 6, 1877 .