IC 4925
| Galaxy IC 4925 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | telescope |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 20 h 01 m 09.9 s |
| declination | -52 ° 51 ′ 57 ″ |
| Appearance | |
| Morphological type | Sc |
| Brightness (visual) | 15.6 mag |
| Brightness (B-band) | 16.4 mag |
| Angular expansion | 0.90 'x 0.2' |
| Position angle | 165 ° |
| Surface brightness | 13.6 mag / arcmin² |
| Physical data | |
| Redshift | 0.041195 ± 0.000334 |
| Radial velocity | 12350 ± 100 km / s |
|
Stroke distance v rad / H 0 |
(550 ± 39) · 10 6 Lj (168.6 ± 11.9) Mpc |
| history | |
| discovery | Royal H. Frost |
| Discovery date | August 31, 1904 |
| Catalog names | |
| IC 4925 • PGC 63991 • ESO 185-046 • 2MASX J20010983-5251569 • GALEX ASC J200109.84-525156.2 | |
IC 4925 is a spiral galaxy of the Hubble type Sc in the constellation Telescope in the southern sky . It is around 550 million light years away from the Milky Way and has a diameter of around 145,000 light years .
The galaxies IC 4915 , IC 4920 , IC 4923 , IC 4932 are located in the same area of the sky .
The object was discovered by Royal Harwood Frost on August 31, 1904 .