NGC 4729
| Galaxy NGC 4729 |
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|---|---|
|
|
| AladinLite | |
| Constellation | centaur |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 51 m 46.3 s |
| declination | -41 ° 07 ′ 56 ″ |
| Appearance | |
| Morphological type | E +: |
| Brightness (visual) | 12.4 mag |
| Brightness (B-band) | 13.4 mag |
| Angular expansion | 1.6 ′ × 1.6 ′ |
| Surface brightness | 13.5 mag / arcmin² |
| Physical data | |
| Affiliation | Abell 3526 |
| Redshift | 0.011154 +/- 0.000008 |
| Radial velocity | 3344 +/- 2 km / s |
|
Stroke distance v rad / H 0 |
(142 ± 10) · 10 6 ly (43.4 ± 3.0) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | June 8, 1834 |
| Catalog names | |
| NGC 4729 • PGC 43591 • ESO 323-16 • MCG -07-27-002 • 2MASX J12514627-4107561 • SGC 124900-4051.6 • GC 3252 • h 3430 • LEDA 43591 • LDCE 916 NED105 | |
NGC 4729 is a 12.4 mag bright elliptical galaxy of the Hubble type E0 in the constellation Centaur in the southern sky . It is estimated to be 142 million light-years from the Milky Way and about 70,000 light-years across .
In the same area of the sky are u. a. the galaxies NGC 4706 , NGC 4730 , NGC 4743 , NGC 4744 .
The object was discovered on June 8, 1834 by John Herschel with an 18-inch reflector telescope, who only wrote “The first of three”.