NGC 6617
| Galaxy NGC 6617 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Dragon |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 18 h 14 m 02.5 s |
| declination | + 61 ° 19 ′ 10 ″ |
| Appearance | |
| Morphological type | SA (s) d |
| Brightness (visual) | 14.6 mag |
| Brightness (B-band) | 15.3 mag |
| Angular expansion | 1.1 '× 0.7' |
| Position angle | 80 ° |
| Surface brightness | 14.2 mag / arcmin² |
| Physical data | |
| Redshift | 0.022405 |
| Radial velocity | 6717 km / s |
|
Stroke distance v rad / H 0 |
(310 ± 22) x 10 6 ly (94.9 ± 6.6) Mpc |
| history | |
| discovery | Lewis Swift |
| Discovery date | June 14, 1885 |
| Catalog names | |
| NGC 6617 • UGC 11176 • PGC 61613 • CGCG 301-025 • MCG + 10-26-029 • 2MASX J18140251 + 6119102 • GALEX ASC J181402.54 + 611910.8 | |
NGC 6617 is a spiral galaxy of Hubble type Scd in the constellation Draco the northern sky . It is estimated to be 310 million light-years away from the Milky Way and has a diameter of about 100,000 ly
. a. the galaxies NGC 6607 , NGC 6608 , NGC 6609 , IC 4708 .
The object was discovered by Lewis Swift on June 14, 1885 .