IC 4710
| Galaxy IC 4710 |
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|---|---|
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| Image of the irregular galaxy IC 4710 taken by the Hubble Space Telescope | |
| AladinLite | |
| Constellation | peacock |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 18 h 28 m 38.0 s |
| declination | -66 ° 58 ′ 56 ″ |
| Appearance | |
| Morphological type | SB (s) m / HII |
| Brightness (visual) | 11.9 likes |
| Brightness (B-band) | 12.5 mag |
| Angular expansion | 3.60 x 2.8 |
| Position angle | 5 ° |
| Surface brightness | 14.3 mag / arcmin² |
| Physical data | |
| Redshift | 0.002465 ± 0.000007 |
| Radial velocity | 739 ± 2 km / s |
|
Stroke distance v rad / H 0 |
(28 ± 2) · 10 6 ly (8.62 ± 0.61) Mpc |
| history | |
| discovery | DeLisle Stewart |
| Discovery date | 18th August 1900 |
| Catalog names | |
| IC 4710 • PGC 61922 • ESO 103-22 • IRAS 18235-6700 • 2MASX J18283796-6658561 • HIPASS J1828-66 • AM 1823-670 | |
IC 4710 is a bar-spiral galaxy with extensive star formation regions of the Hubble type SBm in the constellation Peacock in the southern sky . It is estimated to be 28 million light years from the Milky Way and about 40,000 light years in diameter.
In the same area of the sky are u. a. the galaxies IC 4713 and IC 4714 .
The object was discovered on August 18, 1900 by the astronomer DeLisle Stewart and later listed in the Index Catalog by Johan Dreyer .