NGC 6617
Galaxy NGC 6617 |
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AladinLite | |
Constellation | Dragon |
Position equinox : J2000.0 , epoch : J2000.0 |
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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 .