NGC 4659
| Galaxy NGC 4659 |
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|---|---|
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|
| SDSS recording | |
| AladinLite | |
| Constellation | Berenike's hair |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 44 m 29.4 s |
| declination | + 13 ° 29 ′ 55 ″ |
| Appearance | |
| Morphological type | S0a |
| Brightness (visual) | 12.2 mag |
| Brightness (B-band) | 13.1 mag |
| Angular expansion | 1.8 ′ × 1.3 ′ |
| Position angle | 173 ° |
| Surface brightness | 13.0 mag / arcmin² |
| Physical data | |
| Redshift | 0.001600 ± 0.000063 |
| Radial velocity | 480 ± 19 km / s |
|
Stroke distance v rad / H 0 |
(20 ± 2) x 10 6 ly (6.00 ± 0.49) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | April 12, 1784 |
| Catalog names | |
| NGC 4659 • UGC 7915 • PGC 42913 • CGCG 071-024 • MCG + 02-33-007 • VCC 1999 • GC 3192 • H II 127 • h 1416 • GALEX ASC J124429.40 + 132955.3 • LDCE 904 NED240 • EVCC 1123 | |
NGC 4659 is a lenticular dwarf galaxy of the Hubble type S0 / a in the constellation Haar der Berenike. It is estimated to be 20 million light years away from the Milky Way and about 15,000 light years in diameter. It is listed as a member of the Virgo galaxy cluster under catalog number VVC 1999 .
In the same area of the sky are u. a. the galaxies NGC 4639 , NGC 4654 , IC 3735 , IC 3742 .
The object was discovered on April 12, 1784 by Wilhelm Herschel with an 18.7-inch reflector telescope, which it labeled “F. vS. R. lbM. r. ”described.