NGC 5146
| Galaxy NGC 5146 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Virgin |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 13 h 26 m 37.5 s |
| declination | -12 ° 19 ′ 26 ″ |
| Appearance | |
| Morphological type | S0o pec |
| Brightness (visual) | 12.6 mag |
| Brightness (B-band) | 13.6 mag |
| Angular expansion | 1.9 ′ × 1.3 ′ |
| Position angle | 35 ° |
| Surface brightness | 13.7 mag / arcmin² |
| Physical data | |
| Redshift | 0.022282 +/- 0.000107 |
| Radial velocity | 6680 +/- 32 km / s |
|
Stroke distance v rad / H 0 |
(294 ± 21) x 10 6 ly (90.2 ± 6.3) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | May 9, 1784 |
| Catalog names | |
| NGC 5146 • PGC 47055 • MCG -02-34-049 • GC 3538 • H III 115 • LDCE 0972 NED006 | |
NGC 5146 is a 12.6 likes bright lenticular galaxy of Hubble type e-S0 in the constellation Virgo and about 294 million light-years from the Milky Way center.
It was discovered on May 9, 1784 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as "vS, vF, stellar, verified with 240 power".