NGC 7227
| Galaxy NGC 7227 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | lizard |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 22 h 11 m 31.33 s |
| declination | + 38 ° 43 ′ 16.9 ″ |
| Appearance | |
| Morphological type | S0 |
| Brightness (visual) | 13.8 mag |
| Brightness (B-band) | 14.8 mag |
| Angular expansion | 1.3 '× 0.6' |
| Position angle | 8 ° |
| Surface brightness | 13.4 mag / arcmin² |
| Physical data | |
| Redshift | 0.021748 ± 0.000100 |
| Radial velocity | 6520 ± 30 km / s |
|
Stroke distance v rad / H 0 |
(301 ± 21) x 10 6 ly (92.4 ± 6.5) Mpc |
| history | |
| discovery | Édouard Stephan |
| Discovery date | September 1, 1872 |
| Catalog names | |
| NGC 7227 • UGC 11942 • PGC 68243 • CGCG 513-012 • MCG + 06-48-015 • 2MASX J22113134 + 3843168 • LDCE 1520 NED004 • WISEA J221131.30 + 384316.8 | |
NGC 7227 is a lenticular galaxy of the Hubble type S0 in the constellation Lacerta in the northern sky . It is estimated to be 301 million light years from the Milky Way and about 115,000 light years in diameter. Presumably it forms a gravitationally bound galaxy pair together with NGC 7228 .
In the same area of the sky is u. a. the galaxy IC 5180 .
The object was discovered by Édouard Stephan on September 1, 1872 .