IC 4705
| Galaxy IC 4705 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | peacock |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 18 h 28 m 10.3 s |
| declination | -71 ° 41 ′ 38 ″ |
| Appearance | |
| Morphological type | SB (s) a? |
| Brightness (visual) | 12.7 mag |
| Brightness (B-band) | 13.3 mag |
| Angular expansion | 1.20 'x 0.8' |
| Position angle | 48 ° |
| Surface brightness | 13.5 mag / arcmin² |
| Physical data | |
| Affiliation | IC 4682 group LGG 420 |
| Redshift | 0.011972 ± 0.000150 |
| Radial velocity | 3589 ± 45 km / s |
|
Stroke distance v rad / H 0 |
(155 ± 11) · 10 6 ly (47.5 ± 3.4) Mpc |
| history | |
| discovery | DeLisle Stewart |
| Discovery date | 20th August 1900 |
| Catalog names | |
| IC 4705 • PGC 61914 • ESO 071-012 • IRAS 18222-7143 • 2MASX J18281028-7141379 • SGC 182216-7143.5 • HIPASS J1828-71 • LDCE 1298 NED003 | |
IC 4705 is a bar-spiral galaxy of the Hubble type SBa in the constellation Peacock in the southern sky . It is estimated to be 155 million light years from the Milky Way and about 75,000 light years in diameter.
Together with IC 4682 , IC 4704 , IC 4712 and PGC 61930 , it forms the IC 4682 group .
The Type Ia supernova NAME AT 2016cqz was observed here.
The object was discovered by DeLisle Stewart on August 20, 1900 .