NGC 6143
| Galaxy NGC 6143 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Dragon |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 16 h 21 m 42.3 s |
| declination | + 55 ° 05 ′ 10 ″ |
| Appearance | |
| Morphological type | SAB (rs) bc: |
| Brightness (visual) | 13.1 mag |
| Brightness (B-band) | 13.9 likes |
| Angular expansion | 1.0 ′ × 0.9 ′ |
| Position angle | 177 ° |
| Surface brightness | 12.8 mag / arcmin² |
| Physical data | |
| Redshift | 0.017712 +/- 0.000133 |
| Radial velocity | 5310 +/- 40 km / s |
|
Stroke distance v rad / H 0 |
(245 ± 17) · 10 6 ly (75.1 ± 5.3) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | April 24, 1789 |
| Catalog names | |
| NGC 6143 • UGC 10358 • PGC 57919 • CGCG 276-011 • MCG + 09-27-24 • IRAS 16205 + 5512 • 2MASX J16214227 + 5505100 • GC 4192 • H II 811 • | |
NGC 6143 is a 13.1 mag light barred spiral galaxy of the Hubble type SBbc in the constellation Dragon in the northern sky . It is estimated to be 245 million light years from the Milky Way and about 70,000 ly in diameter.
The object was discovered on April 24, 1789 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as "pB, iR, vgvlbM".