NGC 2227
| Galaxy NGC 2227 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Big dog |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 06 h 25 m 58.0 s |
| declination | -22 ° 00 ′ 17 ″ |
| Appearance | |
| Morphological type | SB (rs) c |
| Brightness (visual) | 12.6 mag |
| Brightness (B-band) | 13.3 mag |
| Angular expansion | 2.1 ′ × 1.2 ′ |
| Position angle | 19 ° |
| Surface brightness | 13.5 mag / arcmin² |
| Physical data | |
| Redshift | 0.007532 ± 0.000010 |
| Radial velocity | 2258 ± 3 km / s |
|
Stroke distance v rad / H 0 |
(93 ± 7) · 10 6 ly (28.5 ± 2.0) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | January 27, 1835 |
| Catalog names | |
| NGC 2227 • PGC 19030 • ESO 556-023 • MCG -04-16-004 • IRAS 06238-2158 • 2MASX J06255797-2200174 • SGC 062351-2158.5 • HIPASS J0625-21 • LDCE 447 NED003 | |
NGC 2227 is a barred spiral galaxy of the Hubble type SBc in the constellation Great Dog south of the celestial equator . It is estimated to be 93 million light years away from the Milky Way and has a diameter of around 60,000 ly.
In the same area of the sky is the galaxy NGC 2223 .
The Type Ia supernova SN 1986O was observed here.
The property was built on January 27, 1835 by John Herschel .