IC 4540
| Unknown | |
|---|---|
| IC 4540 | |
| Constellation | Snake |
|
Position equinox : J2000.0 |
|
| Right ascension | 15h 20m 03.3s |
| declination | + 01 ° 47 ′ 12 ″ |
| Further data | |
| history | |
| discovery |
Lewis Swift |
| Date of discovery |
June 21, 1897 |
| Catalog names | |
| IC 4540 • | |
| Aladin previewer | |
IC 4540 is a non-existent object which the astronomer Lewis Swift erroneously described as an IC object on June 21, 1897.