控制测量与平差

1、控制测量与平差报告指导老师：刘成龙班级：2011遥感5组组成员：杨磊朱冰雪魏盈冯显杨张世政廖炳迅2013/7/17目录（一）三等水准测量： 3一、i角检验：3二、 测段往返测高差统计： 4（二）四等三角高程测量： 4一、观测数据：4二、平差文件：6三、高差闭合差计算结果： 6四、三角高程平差结果： 7（三）四等导线测量： 8一、观测数据：82、 平差文件：113、 导线闭合差计算结果： 12对相对精度没有达到要求的分析： 124、 平差结果：14五、 网图19（一）三等水准测量:i角检验:表1水准仪i角检验记录手薄距离用钢尺丈量，AB间距以5080米为宜,BC间距以23米为宜。仪器位置项目第1

2、次第2次ave在中点A点立尺读数a.143014301430测高差b点立尺读数打150215001501在A点附近A点五尺读数a2132513261325.5检校b点立尺读数d139513961395.5, Sa32.7(m)Sa71 . 1(m), Sb34.6(m)SB3.8(m)3次读数之差不得大于2mm。i角大于20秒则仪器需要校正后方能使用。71.1 3.8206265 3.0667.3 1000测段往返测高差统计：表2测段往返测高差较差统计表测段往测距 离(m)返测距 离(m)往测图差(mm)返测局差(mm)往返测高 在较左 (mm)较差限差(mm)往返测高 差 平均值 (mm)备

3、注H12-GH559291.3292.011.9295-11.9350-5.59.164911.932312YL3)方向最大多余观测分量:0.18(H32-YL7)方向平均多余观测分量:0.12方向多余观测数总和：2.23距离平差结果FROM TO TYPE VALUE(m) M(cm) V(cm) RESULT(m) RiH02YL1S75.17800.140.6175.18410.13H02H04S128.17700.200.04128.17741.00H32D81S144.02000.20-0.05144.01951.00H32YL7S81.11400.14-0.1981.11210.0

4、4YL1YL2S60.41900.140.6160.42510.13YL2YL3S70.89200.140.5770.89770.13YL3YL4S97.63600.140.4597.64050.08YL4YL5S154.16900.140.61154.17510.13YL5YL6S85.15900.140.4985.16390.11YL6YL7S76.56100.14-0.0176.56090.03边长最小多余观测分量:0.03(YL6-YL7)边长最大多余观测分量:1.00(H02-H04)边长平均多余观测分量:0.28边长多余观测数总和：2.77平差坐标及其精度Name X(m) Y(m

5、) MX(cm) MY(cm) MP(cm) E(cm) F(cm) T(dms)H023272568.7190470906.4560H043272620.9160471023.5240D813272884.4190470687.0480H323273022.3610470728.4440YL13272643.0069470894.88220.130.080.160.130.08171.5805YL23272702.5474470884.58090.170.130.220.170.13174.4315YL33272766.7694470854.54720.200.180.260.200.171

6、6.1133YL43272843.9325470914.37630.200.200.280.210.1943.2952YL53272996.6519470935.51210.210.200.290.210.19143.5645YL63273060.8859470879.59350.150.200.250.200.1599.3855YL73273053.3458470803.40480.090.140.160.140.0974.2513Mx土匀值：0.16 My土匀值：0.16 Mp土匀值：0.23最弱点及其精度Name X(m)Y(m) MX(cm) MY(cm) MP(cm) E(cm) F

7、(cm) T(dms)YL5 3272996.6519470935.5121 0.21 0.20 0.29 0.21 0.19 143.5645FROMTOA(dms)MA(sec) S(m)H02YL1351.0840812.2675.1841H32YL767.3232602.2581.1121YL1YL2350.1103492.5360.4251YL1H02171.0840812.2675.1841YL2YL3334.5611842.4070.8977YL2YL1170.1103492.5360.4251YL3YL437.4718792.1597.6405YL3YL2154.5611842

8、.4070.8977YL4YL57.5245992.09154.1751YL4YL3217.4718792.1597.6405YL5YL6318.5732342.4985.1639YL5YL4187.5245992.09154.1751YL6YL7264.2053102.5876.5609YL6YL5138.5732342.4985.1639YL7H32247.3232602.2581.1121YL7YL684.2053102.5876.5609FROM TO A(dms) MA(sec) S(m)YL1 YL2 350.110349 2.5360.4251网点问边长、方位角及其相对精度MS(

9、cm) S/MS E(cm) F(cm) T(dms)0.13570000.130.08171.58050.14580000.140.0974.25130.13460000.130.07171.26240.13570000.130.08171.58050.13530000.130.08161.04590.13460000.130.07171.26240.14720000.140.1022.46020.13530000.130.08161.04590.131150000.160.13113.26080.14720000.140.1022.46020.13630000.130.10139.37200.131150000.160.13113.26080.14550000.140.0993.33520.13630000.130.10139.37200.14580000.140.0974.25130.14550000.140.0993.3352W力及其精JIMS(cm) S/MSE(cm) F(cm) T(dms)0.13460000.130.07171.2624单位权