NGC 5129
Galaxy NGC 5129 |
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NGC 5129 with LEDA 214107 (mr), SDSS | |
AladinLite | |
Constellation | Virgin |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 13 h 24 m 10.0 s |
declination | + 13 ° 58 ′ 36 ″ |
Appearance | |
Morphological type | E / LINER |
Brightness (visual) | 12.0 mag |
Brightness (B-band) | 13.0 likes |
Angular expansion | 1.7 ′ × 1.4 ′ |
Position angle | 10 ° |
Surface brightness | 13.0 mag / arcmin² |
Physical data | |
Affiliation | WBL 444-002 |
Redshift | 0.022969 ± 0.000067 |
Radial velocity | 6886 ± 20 km / s |
Stroke distance v rad / H 0 |
(307 ± 22) x 10 6 ly (94.1 ± 6.6) Mpc |
history | |
discovery | Wilhelm Herschel |
Discovery date | March 19, 1787 |
Catalog names | |
NGC 5129 • UGC 8423 • PGC 46836 • CGCG 072-065 • MCG + 02-34-012 • 2MASX J13241000 + 1358351 • GC 3526 • H II 653 • h 1595 • |
NGC 5129 is a 12.0 mag bright elliptical galaxy with an active nucleus of the Hubble type E2 in the constellation of Virgo on the ecliptic . It is estimated to be 307 million light-years away from the Milky Way and has a diameter of about 155,000 ly.
In the same area of the sky is u. a. the galaxy NGC 5115 , NGC 5132 , NGC 5136 , NGC 5137 .
The object was discovered on March 19, 1787 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as “pB, vS, mbM, just preceding a pretty considerable star”.