DE42.072161.181441145EF51.336108.361138328FG6-0.187111.698162731GH7-3.756124.967198110HI8-2.576151.5892254638IA9-0.719174.9352095029闭合环二高差及水准距离表格路线号观测高差路线长度方位角º'"备注BC101.435263.5841743520.012H=385.2968CD112.960170.61731142DE122.072161.181441145E-CH5130.471136.3333245328CH5-CH414-4.860171.7542271737CH4-CH315-0.356189.3282111735CH3-CH216-0.907121.7411954949CH2-CH117-1.226218.2721883428CH1-B180.42388.258973927条件方程定权并组成法方程:Q=Q=由条件方程得系数矩阵A=A=W=3W=12根据N=AQA=APA得N=9N=9由此组成法方程NK+W=0得9k+3=09k+12=0解法方程得k=1/3k=4/3计算改正数和平差值,利用改正数方程和得:V==V===L+V==L+V=条件平差后各点的高程(已知点B的高程:385.2968)点号ABCDEFGHI高程385.8591385.2968386.7315389.6911391.7628393.0984392.9111389.1547386.5784点号BCDECH5CH4CH3CH2CH1高程385.2968386.7304389.6891391.7598392.2295387.3681387.0107386.1024384.87504.3平面控制网条件平差1.、外业角度距离坐标观测数据及其初步处理条件平差方程闭合环一坐标计算表
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