NGC 996
| Galaxy NGC 996 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Andromeda |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 02 h 38 m 39.9 s |
| declination | + 41 ° 38 ′ 51 ″ |
| Appearance | |
| Morphological type | E. |
| Brightness (visual) | 13.1 mag |
| Brightness (B-band) | 14.1 mag |
| Angular expansion | 1.2 ′ × 1.2 ′ |
| Surface brightness | 13.6 mag / arcmin² |
| Physical data | |
| Redshift | 0.015291 ± 0.000120 |
| Radial velocity | 4584 ± 36 km / s |
|
Stroke distance v rad / H 0 |
(210 ± 15) · 10 6 ly (64.5 ± 4.5) Mpc |
| history | |
| discovery | Édouard Stephan |
| Discovery date | December 7, 1871 |
| Catalog names | |
| NGC 996 • UGC 2123 • PGC 10015 • CGCG 539-064 • MCG + 07-06-045 • 2MASX J02383986 + 4138512 • LDCE 224 NED048 | |
NGC 996 is an elliptical galaxy from the Hubble type E0 in the constellation Andromeda the northern sky . It is estimated to be 210 million light years away from the Milky Way and has a diameter of around 75,000 ly.
In the same area of the sky are the galaxies NGC 995 , NGC 999 , NGC 1000 , NGC 1001 , among others .
The supernova SN 1996bq was observed here.
The object was discovered on December 7, 1871 by Édouard Stephan .