| Z | Zimage | dZ = Zimage − Z | µ (Z) = 1+ dZ/DZ |
| 51 | 62 | 11 | 1.73 |
| 69 | 76 | 7 | 1.47 |
| 84 | 92 | 8 | 1.53 |
| 100 | 108 | 8 | 1.53 |
| 118 | 126 | 8 | 1.53 |
| 132 | 141 | 9 | 1.60 |
| 149 | 153 | 4 | 1.27 |
| 166 | 170 | 4 | 1.27 |