NGC 5660
| Galaxy NGC 5660 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | Bear keeper |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 14 h 29 m 49.8 s |
| declination | + 49 ° 37 ′ 22 ″ |
| Appearance | |
| Morphological type | SAB (rs) c |
| Brightness (visual) | 11.7 mag |
| Brightness (B-band) | 12.4 mag |
| Angular expansion | 2.7 ′ × 2.6 ′ |
| Position angle | 90 ° |
| Surface brightness | 13.7 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 384 |
| Redshift | 0.007765 +/- 0.000023 |
| Radial velocity | 2328 +/- 7 km / s |
|
Stroke distance v rad / H 0 |
(109 ± 8) · 10 6 ly (33.5 ± 2.3) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | May 15, 1787 |
| Catalog names | |
| NGC 5660 • UGC 9325 • PGC 51795 • CGCG 247-035 • MCG + 08-26-39 • IRAS 14280 + 4950 • GC 3920 • H II 695 • h 1832 • LDCE 1043 NED012 | |
NGC 5660 is an 11.7 mag bright barred spiral galaxy of the Hubble type SBc in the constellation Bear Guardian and about 109 million light years from the Milky Way.
It was discovered on May 15, 1787 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as "pB, cL, iR, vgmbM".