| 年份 | 春秋/mm | 冬夏/mm | 年/mm | 相对误差 | K相对误差 | 
| 1998 | −3.6 | −2.9 | −6.5 | −0.87% | 1.11% | 
| 1998 | 12.6 | −0.9 | 11.6 | 1.59% | −0.91% | 
| 1998 | −8.2 | 2.9 | −5.2 | −0.59% | 0.04% | 
| 1998 | −0.8 | 0.9 | 0.1 | 0.01% | −0.20% |