NGC 828
| Galaxy NGC 828 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Andromeda |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 02 h 10 m 09.6 s |
| declination | + 39 ° 11 ′ 25 ″ |
| Appearance | |
| Morphological type | Sa: / pec / LINER / HII |
| Brightness (visual) | 12.2 mag |
| Brightness (B-band) | 13.1 mag |
| Angular expansion | 2.5 ′ × 1.6 ′ |
| Position angle | 141 ° |
| Surface brightness | 13.6 mag / arcmin² |
| Physical data | |
| Redshift | 0.017926 ± 0.000030 |
| Radial velocity | 5374 ± 9 km / s |
|
Stroke distance v rad / H 0 |
(246 ± 17) · 10 6 ly (75.4 ± 5.3) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | October 18, 1786 |
| Catalog names | |
| NGC 828 • UGC 1655 • PGC 8283 • CGCG 522-125 • IRAS 02071 + 3857 • 2MASX J02100957 + 3911253 • H II 605 • h 197 • NVSS J021009 + 391125 • LDCE 153 NED001 | |
NGC 828 is an active spiral galaxy with extensive star formation from Hubble type Sa in the constellation Andromeda. It is estimated to be 246 million light years away from the Milky Way and has a diameter of around 180,000 ly.
In the same area of the sky is the galaxy NGC 818 .
The object was discovered on October 18, 1786 by the astronomer Wilhelm Herschel .