| 测量时间 | 模型原值 | 纬度加3%扰动 | 纬度加−3%扰动 | 影长波动百分比 |
| 10:00 | 4.4648 | 4.6421 | 4.2975 | 3.85% |
| 12:00 | 3.6732 | 3.8334 | 3.5210 | 4.25% |
| 14:00 | 5.1145 | 5.3095 | 4.9311 | 3.69% |