NGC 4389
Galaxy NGC 4389 |
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NGC 4389 with LEDA 2269189 (o) | |
AladinLite | |
Constellation | Hunting dogs |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 12 h 25 m 35.10 s |
declination | + 45 ° 41 ′ 04.8 ″ |
Appearance | |
Morphological type | SB (rs) bc / pec: / HII |
Brightness (visual) | 12 likes |
Brightness (B-band) | 12.8 mag |
Angular expansion | 2.6 ′ × 1.3 ′ |
Position angle | 105 ° |
Surface brightness | 13.2 mag / arcmin² |
Physical data | |
Affiliation | UMa South Group NGC 4051-Group LGG 269 |
Redshift | 0.002396 ± 0.000004 |
Radial velocity | 718 ± 1 km / s |
Stroke distance v rad / H 0 |
(35 ± 2) x 10 6 ly (10.62 ± 0.74) Mpc |
diameter | 40,000 ly |
history | |
discovery | Wilhelm Herschel |
Discovery date | April 10, 1788 |
Catalog names | |
NGC 4389 • UGC 7514 • PGC 40537 • CGCG 244-014 • MCG + 08-23-028 • 2MASX J12253509 + 4541048 • GC 2950 • H II 749 • h 1245 • GALEX ASC J122535.06 + 454104.5 • LDCE 867 NED110 |
NGC 4389 is a bar-spiral galaxy with extensive star formation regions of the Hubble type SBbc / P in the constellation Canes Venatici in the northern sky . It is estimated to be 35 million light years from the Milky Way and about 25,000 light years in diameter . The galaxy is part of the Ursa Major Galaxy Cluster and a member of the NGC 4051 group ( LGG 269 ).
In the same area of the sky is u. a. the galaxy NGC 4392 .
The object was discovered by Wilhelm Herschel on April 10, 1788 .
Web links
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