IC 423
| Emission nebula | |
|---|---|
| IC 423 | |
| AladinLite | |
| Constellation | Orion |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 05 h 33 m 22.0 s |
| declination | -00 ° 36 ′ 52 ″ |
| Appearance
|
|
| Angular expansion | 5.5 '× 3.5' |
| Ionizing source | |
| Physical data | |
|
history
|
|
| discovery | Williamina Fleming |
| Date of discovery | June 27, 1888 |
| Catalog names | |
| IC 423 • | |
IC 423 is an emission nebula in the constellation Orion . The object and was discovered by Williamina Fleming on June 27, 1888 .