| NGC 423 | |
| Upright: | 1.35 |
| Epoch: | J2000 |
| Ra: | [1] |
| Constellation Name: | Sculptor |
| Z: | 0.005344 |
| H Radial V: | 1,602 km/s |
| Type: | S0/a? |
| Appmag V: | 14.20 |
| Absmag V: | -18.22 |
| Size V: | 1.0' × 0.4' |
| Names: | ESO 412- G 011, MCG -05-04-004, 2MASX J01112221-2914042, 2MASXi J0111222-291403, IRAS 01090-2929, F01090-2929, ESO-LV 4120110, 6dF J0111222-291404, PGC 4266. |
NGC 423 is a lenticular galaxy of type S0/a? located in the constellation Sculptor. It was discovered on November 14, 1835 by John Herschel. It was described by Dreyer as "extremely faint, small, extended, gradually a little brighter middle, eastern of 2.", the other being NGC 418.[2]