IC 2913
| Galaxy IC 2913 |
|
|---|---|
|
|
| NGC 3717 (above) and IC 2913 | |
| AladinLite | |
| Constellation | Water snake |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 11 h 31 m 51.3 s |
| declination | -30 ° 24 ′ 39 ″ |
| Appearance | |
| Morphological type | SA (r) 0 ^ +: / HII |
| Brightness (visual) | 12.9 mag |
| Brightness (B-band) | 13.8 mag |
| Angular expansion | 0.80 'x 0.8' |
| Surface brightness | 12.3 mag / arcmin² |
| Physical data | |
| Redshift | 0.005587 ± 0.000040 |
| Radial velocity | 1675 ± 12 km / s |
|
Stroke distance v rad / H 0 |
(66 ± 5) · 10 6 ly (20.3 ± 1.4) Mpc |
| history | |
| discovery | Lewis Swift |
| Discovery date | February 12, 1898 |
| Catalog names | |
| IC 2913 • PGC 35554 • ESO 439-016 • MCG -05-27-016 • 2MASX J11315134-3024386 • GALEX ASC J113151.27-302440.3 • LDCE 811 NED005 | |
IC 2913 is a lenticular dwarf galaxy with extensive star formation from Hubble type S0 / a in the constellation Hydra south of the ecliptic . It is an estimated 66 million light-years away from the Milky Way and has a diameter of about 20,000 ly
. a. the galaxy NGC 3717 .
The object was discovered by Lewis Swift on February 12, 1898 .