NGC 3638
| Galaxy NGC 3638 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | cups |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 11 h 20 m 10.0 s |
| declination | -08 ° 06 ′ 20 ″ |
| Appearance | |
| Morphological type | SAb: / sp |
| Brightness (visual) | 14.2 mag |
| Brightness (B-band) | 15.0 mag |
| Angular expansion | 2.3 ′ × 0.7 ′ |
| Position angle | 141 ° |
| Surface brightness | 14.6 mag / arcmin² |
| Physical data | |
| Redshift | 0.024901 ± 0.000080 |
| Radial velocity | (7465 ± 24) km / s |
|
Stroke distance v rad / H 0 |
(327 ± 23) x 10 6 ly (100.2 ± 7.0) Mpc |
| history | |
| discovery | Ormond Stone |
| Discovery date | 1886 |
| Catalog names | |
| NGC 3638 • PGC 34688 • MCG -01-29-007 • IRAS 11176-0749 • 2MASX J11201003-0806205 • | |
NGC 3638 is a spiral galaxy of the Hubble-type SAb: in the constellation Becher in the southern sky, which is an estimated 327 million light-years away from the Milky Way .
The celestial object was discovered by the American astronomer Ormond Stone in 1886 .