NGC 7007
| Galaxy NGC 7007 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Indus |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 21 h 05 m 27.9 s |
| declination | -52 ° 33 ′ 07 ″ |
| Appearance | |
| Morphological type | SA0-: |
| Brightness (visual) | 11.9 likes |
| Brightness (B-band) | 12.9 mag |
| Angular expansion | 2 ′ × 1.2 ′ |
| Position angle | 2 ° |
| Surface brightness | 12.9 mag / arcmin² |
| Physical data | |
| Redshift | 0.010334 ± 0.000067 |
| Radial velocity | 3098 ± 20 km / s |
|
Stroke distance v rad / H 0 |
(137 ± 9) · 10 6 ly (41.9 ± 2.9) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | July 8, 1834 |
| Catalog names | |
| NGC 7007 • PGC 66069 • ESO 187-048 • 2MASX J21052792-5233069 • SGC 210153-5245.1 • | |
NGC 7007 is an elliptical galaxy of the Hubble type E / S0 in the constellation Indians in the southern sky . It is estimated to be 137 million light years from the Milky Way and about 80,000 light years in diameter.
The object was discovered on July 8, 1834 by John Herschel .