| Transition | Temperature (K) | Transition | Temperature (K) | ||||
| i | j | 2.33+6 | 1.17+7 | i | j | 2.33+6 | 1.17+7 |
| 1 | 2 | 9.78-4 | 7.23-4 | 3 | 4 | 2.49-2 | 1.55-2 |
| 1 | 2 | 1.48-3 | 8.98-4 | 3 | 4 | 2.69-2 | 1.72-2 |
| 1 | 3 | 5.07-4 | 3.73-4 | 3 | 5 | 2.10-3 | 1.17-3 |
| 1 | 3 | 5.59-4 | 4.14-4 | 3 | 5 | 2.60-3 | 1.48-3 |
| 1 | 4 | 1.57-3 | 1.20-3 | 3 | 6 | 2.63-2 | 1.99-2 |
| 1 | 4 | 1.79-3 | 1.35-3 | 3 | 6 | 2.79-2 | 2.18-2 |
| 1 | 5 | 1.64-3 | 1.75-3 | 3 | 7 | 1.34-2 | 7.15-3 |
| 1 | 5 | 1.83-3 | 1.89-3 | 3 | 7 | 1.44-2 | 8.21-3 |
| 1 | 6 | 2.53-3 | 1.86-3 | 4 | 5 | 1.89-2 | 2.14-2 |
| 1 | 6 | 2.70-3 | 2.06-3 | 4 | 5 | 1.48-2 | 1.78-2 |
| 1 | 7 | 5.31-3 | 7.15-3 | 4 | 6 | 9.17-2 | 6.40-2 |
| 1 | 7 | 5.34-3 | 7.25-3 | 4 | 6 | 9.88-2 | 7.14-2 |
| 2 | 3 | 2.09-1 | 2.67-1 | 4 | 7 | 3.88-2 | 2.16-2 |
| 2 | 3 | 1.88-1 | 3.04-1 | 4 | 7 | 4.24-2 | 2.52-2 |
| 2 | 4 | 6.09-1 | 7.78-1 | 5 | 6 | 1.06-2 | 5.86-3 |
| 2 | 4 | 5.54-1 | 8.90-1 | 5 | 6 | 1.35-2 | 7.56-3 |
| 2 | 5 | 9.22-3 | 5.80-3 | 5 | 7 | 6.17-1 | 7.98-1 |
| 2 | 5 | 9.96-3 | 6.24-3 | 5 | 7 | 5.72-1 | 9.12-1 |
| 2 | 6 | 9.96-1 | 1.26-0 | 6 | 7 | 6.15-2 | 3.46-2 |
| 2 | 6 | 9.21-1 | 1.49-0 | 6 | 7 | 6.82-2 | 4.12-2 |
| 2 | 7 | 2.72-2 | 1.99-2 | ||||
| 2 | 7 | 2.83-2 | 2.36-2 | ||||
)
for transitions among the lowest 7 levels of Ar XVII. (
10
).
First row: Zhang & Sampson (1987), Second row: present results.