NGC 6788
| Galaxy NGC 6788 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | telescope |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 19 h 26 m 49.7 s |
| declination | -54 ° 57 ′ 05 ″ |
| Appearance | |
| Morphological type | SA (s) from |
| Brightness (visual) | 12.1 mag |
| Brightness (B-band) | 12.9 mag |
| Angular expansion | 2.9 'x 0.9' |
| Position angle | 71 ° |
| Surface brightness | 13.0 mag / arcmin² |
| Physical data | |
| Redshift | 0.010567 ± 0.000033 |
| Radial velocity | 3168 ± 10 km / s |
|
Stroke distance v rad / H 0 |
(139 ± 10) · 10 6 ly (42.6 ± 3.0) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | July 9, 1834 |
| Catalog names | |
| NGC 6788 • PGC 63214 • ESO 184-067 • IRAS 19227-5503 • 2MASX J19264973-5457045 • SGC 192247-5503.1 • 2MASS J19264974-5457049 • LDCE 1328 NED026 | |
NGC 6788 is a spiral galaxy of Hubble type Sab in the constellation Telescopium the southern sky . It is estimated to be 139 million light-years from the Milky Way and about 120,000 light-years across .
In the same area of the sky is u. a. the galaxy IC 4856 .
The object was discovered by John Herschel on July 9, 1834 .