NGC 2561
| Galaxy NGC 2561 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Water snake |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 08 h 19 m 37.0 s |
| declination | + 04 ° 39 ′ 26 ″ |
| Appearance | |
| Morphological type | SB? |
| Brightness (visual) | 13.4 mag |
| Brightness (B-band) | 14.1 mag |
| Angular expansion | 1.1 '× 0.6' |
| Position angle | 138 ° |
| Surface brightness | 12.8 mag / arcmin² |
| Physical data | |
| Redshift | 0.013763 ± 0.000030 |
| Radial velocity | (4126 ± 9) km / s |
|
Stroke distance v rad / H 0 |
(178 ± 12) · 10 6 ly (54.6 ± 3.8) Mpc |
| history | |
| discovery | Lewis Swift |
| Discovery date | March 23, 1887 |
| Catalog names | |
| NGC 2561 • UGC 4336 • PGC 23351 • CGCG 031-081 / 032-001 • MCG + 01-22-001 • 2MASX J08193698 + 0439258 • LDCE 0567 NED001 | |
NGC 2561 is a bar-spiral galaxy of the Hubble-type SBc in the constellation Aquarius. It is an estimated 178 million light years from the Milky Way .
The object was discovered by Lewis Swift on March 23, 1887 .