NGC 4393
| Galaxy NGC 4393 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | Berenike's hair |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 25 m 51.2 s |
| declination | + 27 ° 33 ′ 42 ″ |
| Appearance | |
| Morphological type | SBcd |
| Brightness (visual) | 12.7 mag |
| Brightness (B-band) | 13.4 mag |
| Angular expansion | 3 ′, 2 × 3 ′, 0 |
| Position angle | 12 ° |
| Surface brightness | 15.0 mag / arcmin² |
| Physical data | |
| Redshift | (2518 ± 37) · 10 −6 |
| Radial velocity | (755 ± 11) km / s |
|
Stroke distance v rad / H 0 |
(34 ± 2) x 10 6 ly (10.3 ± 0.7) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | April 11, 1785 |
| Catalog names | |
| NGC 4393 • UGC 7521 • PGC 40600 • CGCG 158-104 • MCG + 05-29-083 • IRAS F12233 + 2750 • GC 2954 • H III 361 • h 1246 • | |
NGC 4393 is a barred spiral galaxy of Hubble type SBCD in the constellation Coma Berenices the northern sky , the estimated 34 million light-years from the Milky Way 's center. The object was discovered by Wilhelm Herschel on April 11, 1785 .
IC 3329 is a bright node ( H-II region ) in this galaxy. The object was discovered on March 23, 1903 by the astronomer Max Wolf .