|   | 
Configuration |   |   |   | 
Term |   |   |   | 
J |   |   |   | 
Level(cm-1) |   |   |   | 
Ref. |   |  
  |  
|   |  |   |   | 
  |  |   |   | 
  |  |   |   | 
  |  |   |   | 
  |  |   |  
| 5d76s2 | 4F | 9/2 |      0.00 | K57 |  
|   |   | 7/2 |   7106.63 | K57 |  
|   |   | 5/2 |   9877.58 | K57 |  
|   |   | 3/2 |  11831.13 | K57 |  
|   |   |   |   |   |  
| 5d8(3F)6s | 4F | 9/2 |   2834.99 | K57 |  
|   |   | 7/2 |   6323.96 | K57 |  
|   |   | 3/2 |  10578.70 | K57 |  
|   |   | 5/2 |  12218.50 | K57 |  
|   |   |   |   |   |  
| 5d76s2 | 2P | 3/2 |   4078.95 | K57 |  
|   |   | 1/2 |  12505.75 | K57 |  
|   |   |   |   |   |  
| 5d8(3F)6s | 2D | 5/2 |   5784.63 | K57 |  
|   |   | 3/2 |  22110.29 | K57 |  
|   |   |   |   |   |  
| 5d76s2 | 4P | 5/2 |  12951.73 | K57 |  
|   |   | 3/2 |  18547.10 | K57 |  
|   |   | 1/2 |  20236.75 | K57 |  
|   |   |   |   |   |  
| 5d8(3F)6s | 2F | 7/2 |  13087.94 | K57 |  
|   |   | 5/2 |  19060.68 | K57 |  
|   |   |   |   |   |  
| 5d76s2 | 2G | 9/2 |  13939.83 | K57 |  
|   |   | 7/2 |  17779.30 | K57 |  
|   |   |   |   |   |  
| 5d8(3P)6s | 4P | 5/2 |  16103.37 | K57 |  
|   |   | 3/2 |  16565.41 | K57 |  
|   |   | 1/2 |  16681.27 | K57 |  
|   |   |   |   |   |  
| 5d76s2 | 2D2 | 3/2 |  23310.40 | K57 |  
|   |   | 1/2 |  26229.51 | K57 |  
|   |   |   |   |   |  
| 5d8(3F)6s | 2G | 9/2 |  23505.94 | K57 |  
|   |   | 7/2 |  26365.19 | K57 |  
|   |   |   |   |   |  
| 5d76s2 | 2F | 5/2 |  26404.22 | K57 |  
|   |   |   |   |   |  
| 5d7(4F)6s6p(3P°) | 6D° | 9/2 |  26307.49 | K57 |  
|   |   | 7/2 |  30529.67 | K57 |  
|   |   | 3/2 |  32463.60 | K57 |  
|   |   | 5/2 |  33064.84 | K57 |  
|   |   | 1/2 |  35647.96 | K57 |  
|   |   |   |   |   |  
| 5d9 | 2D | 3/2 |  27970.06 | K57 |  
|   |   |   |   |   |  
| 5d7(4F)6s6p(3P°) | 6F° | 11/2 |  28452.31 | K57 |  
|   |   | 9/2 |  32513.42 | K57 |  
|   |   | 7/2 |  33874.44 | K57 |  
|   |   |   |   |   |  
| 5d7(4F)6s6p(3P°) | 6G° | 11/2 |  34180.46 | K57 |  
|   |   | 9/2 |  35080.70 | K57 |  
|   |   |   |   |   |  
| 5d7(4P)6s6p(3P°) | 6P° | 7/2 |  37515.32 | K57 |  
|   |   |   |   |   |  
| 5d7(4P)6s6p(3P°) | 6D° | 9/2 |  37871.69 | K57 |  
|   |   |   |   |   |  
| 5d66s2(5D)6p | 6F° | 11/2 |  39940.37 | K57 |  
|   |   | 9/2 |  40389.83 | K57 |  
|   |   |   |   |   |  
| 5d8(3F)6p | 4G° | 11/2 |  42131.84 | K57 |  
|   |   |   |   |   |  
|   | 1° | 11/2 |  47858.45 | K57 |  
|   |   |   |   |   |  
|   | 2° | 9/2 |  49158.63 | K57 |  
|   |   |   |   |   |  
  |  
| Ir II (5F5) | Limit |   |  72323.9 | CLS97 |  
|   |   |   |   |   |  
  |