NGC 3128
| Galaxy NGC 3128 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Water snake |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 10 h 06 m 01.4 s |
| declination | -16 ° 07 ′ 19 ″ |
| Appearance | |
| Morphological type | SB (s) b? / HII |
| Brightness (visual) | 13.5 likes |
| Brightness (B-band) | 14.3 mag |
| Angular expansion | 1.6 ′ × 0.7 ′ |
| Position angle | 175 ° |
| Surface brightness | 13.5 mag / arcmin² |
| Physical data | |
| Redshift | 0.015599 ± 0.000025 |
| Radial velocity | (4676 ± 7) km / s |
|
Stroke distance v rad / H 0 |
(200 ± 14) · 10 6 ly (61.4 ± 4.3) Mpc |
| history | |
| discovery | Francis Leavenworth |
| Discovery date | January 1, 1886 |
| Catalog names | |
| NGC 3128 • PGC 29330 • MCG -03-26-020 • 2MASX J10060139-1607192 • LDCE 0703 NED003 | |
NGC 3128 is a bar-spiral galaxy of the Hubble type SBb in the constellation Water Snake in the southern sky . It is around 200 million light years away from the Milky Way .
The object was discovered by Francis Leavenworth on January 1, 1886 .