NGC 3647
| Galaxy NGC 3647 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | lion |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 11 h 21 m 38.6 s |
| declination | + 02 ° 53 ′ 30 ″ |
| Appearance | |
| Morphological type | E. |
| Brightness (visual) | 14.3 mag |
| Brightness (B-band) | 15.3 mag |
| Angular expansion | 0.4 '× 0.4' |
| Surface brightness | 12.4 mag / arcmin² |
| Physical data | |
| Redshift | 0.049071 ± 0.000170 |
| Radial velocity | (14711 ± 51) km / s |
|
Stroke distance v rad / H 0 |
(652 ± 46) x 10 6 ly (199.9 ± 14.0) Mpc |
| history | |
| discovery | Heinrich d'Arrest |
| Discovery date | March 22, 1865 |
| Catalog names | |
| NGC 3647 • PGC 34815 • CGCG 039-141 • 2MASX J11213859 + 0253309 • | |
NGC 3647 is an elliptical galaxy of Hubble type E in the constellation Leo on the ecliptic . It is estimated to be 652 million light years from the Milky Way .
The object was discovered by Heinrich d'Arrest on March 22, 1865 . However, there seems to be considerable confusion as to which of the five galaxies Heinrich d'Arrest observed.
Web links
Commons : NGC 3647 - collection of images, videos, and audio files
