IC 4238
| Galaxy IC 4238 |
|
|---|---|
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|
| SDSS recording | |
| AladinLite | |
| Constellation | Hunting dogs |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 13 h 23 m 59.9 s |
| declination | + 30 ° 55 ′ 57 ″ |
| Appearance | |
| Morphological type | S01 / LINER |
| Brightness (visual) | 14.8 mag |
| Brightness (B-band) | 15.8 mag |
| Angular expansion | 0.8 ′ × 0.2 ′ |
| Position angle | 25 ° |
| Surface brightness | 12.7 mag / arcmin² |
| Physical data | |
| Redshift | 0.022269 ± 0.000080 |
| Radial velocity | 6676 ± 24 km / s |
|
Stroke distance v rad / H 0 |
(300 ± 21) x 10 6 ly (92.0 ± 6.4) Mpc |
| history | |
| discovery | Stéphane Javelle |
| Discovery date | May 20, 1903 |
| Catalog names | |
| IC 4238 • PGC 214106 • IRAS F13216 + 3111 • 2MASX J13235992 + 3055568 • | |
IC 4238 is a lenticular galaxy with an active nucleus of the Hubble type S0 in the constellation Hounds in the northern sky . It is estimated to be 300 million light-years away from the Milky Way and has a diameter of about 70,000 ly.
In the same area of the sky are the galaxies NGC 5131 , IC 4239 , IC 4240 , IC 4242 .
The object was discovered by Stéphane Javelle on May 20, 1903 .