NGC 7709
| Galaxy NGC 7709 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Aquarius |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 23 h 35 m 27.5 s |
| declination | -16 ° 42 ′ 18 ″ |
| Appearance | |
| Morphological type | SB0 ^ 0 ^ / pec / sp |
| Brightness (visual) | 12.6 mag |
| Brightness (B-band) | 13.6 mag |
| Angular expansion | 2.3 '× 0.6' |
| Position angle | 55 ° |
| Surface brightness | 12.8 mag / arcmin² |
| Physical data | |
| Affiliation | isolated |
| Redshift | 0.005909 ± 0.000039 |
| Radial velocity | 1771 ± 12 km / s |
|
Stroke distance v rad / H 0 |
(82 ± 6) · 10 6 ly (25.2 ± 1.8) Mpc |
| history | |
| discovery | Lewis Swift |
| Discovery date | October 21, 1886 |
| Catalog names | |
| NGC 7709 • PGC 71828 • MCG -03-60-002 • IRAS 23328-1658 • 2MASX J23352748-1642183 • SGC 233252-1659.0 • HIPASS J2335-16 • 2MIG 3178 | |
NGC 7709 is a lenticular galaxy of the Hubble type SB0 in the constellation Aquarius on the ecliptic . It is estimated to be 82 million light-years from the Milky Way and about 55,000 light-years across.
The object was discovered by Lewis Swift on October 21, 1886 .