IC 30
| Galaxy IC 30 |
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|---|---|
|
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| SDSS recording | |
| AladinLite | |
| Constellation | whale |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 00 h 34 m 14.7 s |
| declination | -02 ° 05 ′ 04 ″ |
| Appearance | |
| Morphological type | S. |
| Brightness (visual) | 15.9 mag |
| Brightness (B-band) | 16.7 mag |
| Angular expansion | 0.7 ′ × 0.4 ′ |
| Position angle | 21 ° |
| Surface brightness | 14.4 mag / arcmin² |
| Physical data | |
| Redshift | 0.082060 ± 0.000150 |
| Radial velocity | 24601 ± 45 km / s |
|
Stroke distance v rad / H 0 |
(1103 ± 77) x 10 6 ly (338.1 ± 23.7) Mpc |
| diameter | 130,000 ly |
| history | |
| discovery | Stéphane Javelle |
| Discovery date | November 6, 1891 |
| Catalog names | |
| IC 30 • PGC 2050/1102147 • MCG + 00-02-074 • 2MASX J00341472-0205044 • | |
IC 30 is a spiral galaxy of the Hubble type S in the constellation Whale in the southern sky . It is around 1.1 billion light years away from the Milky Way and has a diameter of around 130,000 light years .
The object was discovered on November 6, 1891 by Stéphane Javelle .