NGC 6770
Galaxy NGC 6770 |
|
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NGC 6769 (top right), NGC 6770 (top left) and NGC 6771 (bottom) ( VLT ) | |
AladinLite | |
Constellation | peacock |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 19 h 18 m 37.3 s |
declination | -60 ° 29 ′ 47 ″ |
Appearance | |
Morphological type | SB (rs) b |
Brightness (visual) | 12.0 mag |
Brightness (B-band) | 12.8 mag |
Angular expansion | 2.2 ′ × 1.6 ′ |
Position angle | 20 ° |
Surface brightness | 13.2 mag / arcmin² |
Physical data | |
Affiliation | NGC 6769 group IC 4845 group LGG 427 |
Redshift | 0.012813 ± 0.000027 |
Radial velocity | 3841 ± 8 km / s |
Stroke distance v rad / H 0 |
(168 ± 12) · 10 6 ly (51.5 ± 3.6) Mpc |
history | |
discovery | John Herschel |
Discovery date | August 11, 1836 |
Catalog names | |
NGC 6770 • PGC 63048 • ESO 141-G049 • 2MASX J19183732-6029472 • SGC 191412-6035.3 • VV 304b • GC 4477 • h 3784 • AM 1914-603 • HIPASS J1919-60 • LDCE 1323 NED080 |
NGC 6770 is a bar-spiral galaxy of the Hubble type SBb / P in the constellation Peacock in the southern sky . It is around 167 million light years away from the Milky Way and has a diameter of around 115,000 light years . Together with NGC 6769 and NGC 6771 , it forms the galaxy trio KTS 59 and is a member of the IC 4845 group ( LGG 427 ).
In the same area of the sky there are still u. a. the galaxies IC 4836 , IC 4842 , IC 4845 .
The object was discovered on August 11, 1836 by the British astronomer John Herschel .
Web links
Commons : NGC 6770 - collection of images, videos, and audio files