| Element | Reference | Configuration | Term | J | E(cm-1) |
% 1st component 2nd component |
|
| UIV | (84.8) | 5f3 | 4I | 9/2 | (0) | 84 4I | 13 2H2 |
| UIV | (84.8) | 5f3 | 4I | 11/2 | (4 265) | 95 4I | 4 2H2 |
| UIV | (84.8) | 5f3 | 4F | 3/2 | (6 776) | 66 4F | 20 2D1 |
| UIV | (84.8) | 5f3 | 4I | 13/2 | (8 024) | 94 4I | 6 2K |
| UIV | (84.8) | 5f3 | 9/2 | (9 375) | 32 2H2 | 18 2G1 | |
| UIV | (84.8) | 5f3 | 4F | 5/2 | (9 599) | 74 4F | 13 4G |
| UIV | (84.8) | 5f3 | 4S | 3/2 | (10 865) | 63 4S | 22 2p |
| UIV | (84.8) | 5f3 | 4G | 5/2 | (10 929) | 77 4G | 15 4F |
| UIV | (84.8) | 5f3 | 4F | 7/2 | (11 211) | 59 4F | 19 2G1 |
| UIV | (84.8) | 5f3 | 4I | 15/2 | (11 392) | 83 4I | 15 2K |
| UIV | (84.8) | 5f3 | 4G | 7/2 | (12 997) | 13 4G | 19 4F |
| UIV | (84.8) | 5f3 | 4F | 9/2 | (14 359) | 64 4F | 24 2H2 |
| UIV | (84.8) | 5f3 | 2H | 11/2 | (15 259) | 60 2H2 | 29 4S |
| UIV | (84.8) | 5f3 | 3/2 | (15 537) | 32 4D | 20 4S | |
| UIV | (84.8) | 5f3 | 2K | 13/2 | (15 872) | 89 2K | 6 4I |