NGC 4143
Galaxy NGC 4143 |
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NGC 4143 SDSS image | |
AladinLite | |
Constellation | Hunting dogs |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 12 h 09 m 36.064 s |
declination | + 42 ° 32 ′ 03.00 ″ |
Appearance | |
Morphological type | SAB (s) 0 ^ 0 ^ / LINER |
Brightness (visual) | 10.9 likes |
Brightness (B-band) | 11.8 mag |
Angular expansion | 2.3 '× 1.4' |
Position angle | 144 ° |
Surface brightness | 12.0 mag / arcmin² |
Physical data | |
Affiliation | Ursa Major Galaxy Clusters NGC 4051 Group LGG 269 |
Redshift | 0.003156 ± 0.000017 |
Radial velocity | 946 ± 5 km / s |
Stroke distance v rad / H 0 |
(44 ± 3) x 10 6 ly (13.5 ± 0.9) Mpc |
history | |
discovery | William Herschel |
Discovery date | January 14, 1788 |
Catalog names | |
NGC 4143 • UGC 7142 • PGC 38654 • CGCG 215-039 • MCG + 07-25-036 • 2MASX J12093608 + 4232031 • GC 2748 • H IV 54 • h 1104 • GALEX ASC J120936.05 + 423202.2 • LDCE 867 NED081 • NVSS J120936 + 423200 • WISEA J120936.07 + 423203.1 |
NGC 4143 is a lens-shaped galaxy with an active nucleus of the Hubble type SB0 in the constellation Hounds in the northern sky . It is an estimated 44 million light years from the Milky Way and is 30,000 light years across. 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 are u. a. the galaxies NGC 4109 , NGC 4111 , NGC 4117 , NGC 4118 .
The object was discovered by Wilhelm Herschel on January 14, 1788 .
Web links
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