NGC 6129
| Galaxy NGC 6129 |
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|---|---|
![NGC 6129 with LEDA 57915 (r) [1] SDSS image](https://de.wikipedia.org/wiki/Datei:NGC6129_-_SDSS_DR14.jpg)
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| NGC 6129 with LEDA 57915 (r) SDSS image | |
| AladinLite | |
| Constellation | Northern crown |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 16 h 21 m 43.2 s |
| declination | + 37 ° 59 ′ 46 ″ |
| Appearance | |
| Morphological type | E0 |
| Brightness (visual) | 14.0 mag |
| Brightness (B-band) | 15.0 mag |
| Angular expansion | 0.8 ′ × 0.8 ′ |
| Surface brightness | 13.4 mag / arcmin² |
| Physical data | |
| Affiliation | Abell 2199 |
| Redshift | 0.033230 ± 0.000083 |
| Radial velocity | 9962 ± 25 km / s |
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Stroke distance v rad / H 0 |
(452 ± 32) · 10 6 ly (138.5 ± 9.7) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | May 30, 1791 |
| Catalog names | |
| NGC 6129 • PGC 57920 • CGCG 196-048 • MCG + 06-36-037 • 2MASX J16214329 + 3759454 • GC 4186 • H III 891 • NSA 54195 • LDCE 1184 NED011 • HOLM 741A | |
NGC 6129 is a 14.0 mag bright lenticular galaxy of the Hubble-type S0 in the constellation Northern Crown. It is estimated to be 452 million light years from the Milky Way and about 105,000 light years in diameter.
In the same area of the sky are u. a. the galaxies NGC 6119 , NGC 6120 , NGC 6122 , NGC 6137 .
The object was discovered on May 30, 1791 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as "eF, vS, R, lbM".