NGC 6659
| Asterism | |
|---|---|
| NGC 6659 | |
| Constellation | Hercules |
|
Position equinox : J2000.0 |
|
| Right ascension | 18h 33m 59.9s |
| declination | + 23 ° 35 ′ 42 ″ |
| Further data | |
| Angular expansion |
7.0 '× 5.0' |
| distance |
3750 ly (1155 pc) |
| history | |
| discovery |
John Herschel |
| Date of discovery |
July 12, 1830 |
| Catalog names | |
| NGC 6659 • h 2016, GC 4425 | |
| Aladin previewer | |
NGC 6659 is an asterism in the constellation Hercules . It was discovered on July 12, 1830 by John Herschel while observing with an 18-inch reflector telescope.
Individual evidence
- ↑ NASA / IPAC EXTRAGALACTIC DATABASE
- ↑ SEDS : NGC 6659
- ↑ AL Tadross: A catalog of 120 NGC open star cluster . In: Journal of the Korean Astronomical Society , 44, 2011, pp. 1-11. doi: 10.5303 / JKAS.2011.44.1.1 .
- ↑ Seligman