NGC 3648
| Galaxy NGC 3648 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Big Bear |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 11 h 22 m 31.5 s |
| declination | + 39 ° 52 ′ 37 ″ |
| Appearance | |
| Morphological type | S0 |
| Brightness (visual) | 12.6 mag |
| Brightness (B-band) | 13.6 mag |
| Angular expansion | 1.3 '× 0.8' |
| Position angle | 75 ° |
| Surface brightness | 12.5 mag / arcmin² |
| Physical data | |
| Affiliation | NGC 3665 group LGG 236 |
| Redshift | 0.006571 ± 0.000017 |
| Radial velocity | 1970 ± 5 km / s |
|
Stroke distance v rad / H 0 |
(89 ± 6) · 10 6 ly (27.2 ± 1.9) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | March 18, 1831 |
| Catalog names | |
| NGC 3648 • UGC 6389 • PGC 34908 • CGCG 213-043 • 214-002 • MCG + 07-23-043 • 2MASX J11223148 + 3952370 • GALEX ASC J112231.59 + 395236.4 • LDCE 805 NED001 | |
NGC 3648 is a lenticular galaxy of the Hubble type S0 in the constellation Great Bear in the northern sky . It is an estimated 89 million light years from the Milky Way and about 35,000 light years in diameter.
Together with NGC 3652 , NGC 3658 , NGC 3665 , PGC 35039 , PGC 35080 and PGC 35124 , it forms the NGC 3665 galaxy group .
The object was discovered by John Herschel on March 18, 1831 .
Web links
Commons : NGC 3648 - collection of images, videos, and audio files
