NGC 4393
Galaxy NGC 4393 |
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SDSS recording | |
AladinLite | |
Constellation | Berenike's hair |
Position equinox : J2000.0 , epoch : J2000.0 |
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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 .