1、(4)高程控制点外业数据采集使用4台中海达华星A10型GPS静态接收机,观测时严格按全球定位系统GPS测量规范(GB/T18314-2009)的要求执行,测量中观测员均严格按仪器操作手册中的要求执行,接收机在开始记录数据后,均注意观看,有关卫星次观测数据,观测中注意了供电情况,认真检查电池容量是否充足。仪器高均按规定观测前后各测量一次,并及时记录实时数据。(5)施测技术要求观测中都禁止靠近接收机使用对讲机,并随时查看仪器内存。每日观测结束后,都及时将数据备份以防止损坏。观测手薄在接收机启动前及测量中均由观测者填写。采用静态定位技术施测,每时段观测前后各量取天线高一次,用小钢卷尺从厂家规定的天线
2、高量测基准面彼此相隔120的三个位置分别量取天线到控制点标志面的垂直距离,互差应小于2,取平均值为天线高。(6)观测精度检核观测数据预处理结果的内部精度指标,均满足软件使用手册中有关规定,数据处理一般用软件中应由的自动方式进行,在观测数据欠佳与特殊情况时,也采用手工分段处理方法解决。对基线结果及时进行重复边、同步环、异步环、闭合差的检验。(7)内业数据整理在进行卫星网无约束平差时,并进一步进行粗差的检验及提出。对于不能达到精度的点、边及同步图形,及时分析原因利用重算、返工等手段补救。已达到满足各项精度的要求。内业数据处理采用中海达HGO软件进行拟合高程解算。控制网的起测点采用甲方提供的G14、
3、G30,平面坐标系为北京五四坐标系,高程为黄海高程系。并联测G31、G32、G33、G34、G35等五个控制点。第5章 成果精度评定经华中海达HGO软件解算平差后平面控制点约束点间的边长相对中误差1/20000,约束平差后最弱边相对中误差1/10000精度满足要求;高程控制点用中海达HGO软件进行拟合高程解算后精度满足四等水准要求。第6章 控制点平差成果基线条数:41平差点数:22基线标准差置信度(松弛因子):22.70Tau检验显著水平:1.00%单位权中误差比:1.0917x2检验值:45.8512x2理论范围:22.1385 - 69.3360x2检验结果:True平面四参数:X 平移(
4、m): -1870.21606710729Y 平移(m): 48571.3236956049旋转: -000:12:00.52598缩放: 0.999993578559923高程拟合参数:A:-2.24586433917659B:C:D:E:F:X0:Y0:6.1 输入的基线及标准差基线名TauDN(m)DE(m)中误差_DN(mm)中误差_DE(mm)_G141040.zsd-_G301041.zsd是-866.8075-133.69546.55.8_G141040.zsd-GP011040.zsd512.4223-1035.35197.68.5_G141040.zsd-GP021041.z
5、sd348.1019-926.46655.26.6_G141050.zsd-GP031050.zsd-705.9364107.358219.134.9_G141050.zsd-GP041050.zsd-800.2747148.754010.110.6_G301041.zsd-GP011040.zsd1379.2375-901.650711.610.0_G301041.zsd-GP021041.zsd1214.9056-792.773620.717.4_G301050.zsd-GP031050.zsd160.8551241.060719.625.7_G301050.zsd-GP041050.zs
6、d66.5215282.46148.68.0GP011040.zsd-GP021041.zsd-164.3201108.881010.311.7GP031051.zsd-GP051051.zsd-551.6830361.174620.829.5GP031051.zsd-GP061051.zsd-470.7499311.633021.233.1GP041051.zsd-GP051051.zsd-457.3546319.81998.7GP041051.zsd-GP061051.zsd-376.4259270.27229.811.2GP051051.zsd-GP061051.zsd80.9272-4
7、9.541710.713.6GP051052.zsd-GP071052.zsd-3575.08082830.485317.822.0GP051053.zsd-GP081052.zsd-3836.06003004.915915.819.2GP061053.zsd-GP071052.zsd-3655.99402880.003420.220.3GP061053.zsd-GP081052.zsd-3916.98023054.447723.225.2GP071060.zsd-GP081060.zsd-261.0011174.441518.511.4GP071060.zsd-GP091060.zsd-58
8、3.8666315.717833.830.9GP081060.zsd-GP101060.zsd-420.1884113.78049.77.3GP091060.zsd-GP111062.zsd-367.1243189.084835.326.5GP101060.zsd-GP111062.zsd-269.8756216.84986.06.7GP101060.zsd-GP121061.zsd-343.2507368.232111.3GP111062.zsd-GP121061.zsd-73.3741151.382813.413.8GP111063.zsd-GP131061.zsd10.2851423.2
9、1828.97.9GP111063.zsd-GP141061.zsd35.0237538.088710.28.1GP121062.zsd-GP131061.zsd83.6475271.845516.3GP121062.zsd-GP141061.zsd108.3917386.711417.214.5GP131061.zsd-GP151063.zsd253.1236582.007819.418.9GP131061.zsd-GP161064.zsd316.7534620.157516.114.7GP141061.zsd-GP151063.zsd228.3837467.131918.0GP141061
10、.zsd-GP161064.zsd292.0135505.282415.5GP151070.zsd-GP17107r.zsd259.3337490.427910.5GP161070.zsd-GP17107r.zsd195.7223452.268516.0GP17107r.zsd-GP191071.zsd-2888.77362812.403414.2GP17107r.zsd-GP201071.zsd-3010.24892867.995411.9GP181070.zsd-GP191071.zsd-2929.39772872.685529.4GP181070.zsd-GP201071.zsd-305
11、0.87532928.273329.330.0GP191071.zsd-GP201071.zsd-121.474355.59014.66.16.2 控制点坐标站点名N(m)中误差_N(mm)E(m)中误差_E(mm)U(m)中误差_U(mm)G143485477.97990.0544539.6413599.8510G303484611.1730544405.9440579.04106.3 平差后的基线及标准差长度(m)相对误差-866.8081-133.6936877.0577512.4205-1035.35401155.21971:137227348.1017-926.46564.9989.
12、7037130661-705.9224107.335711.016.2714.036036514-800.2689148.7489813.9758884061379.2440-901.64881647.81211957421214.9023-792.77721450.6837191520160.8536241.0435289.78591481966.5164282.4664290.192631518-164.3182108.87947.4197.117219792361.155516.7659.384132278-470.7426311.613112.017.1564.536427024-45
13、7.3564319.82467.8558.088354523-376.4249270.26997.58.8463.40213994280.9286-49.54269.094.88898117-3575.08852830.491712.212.94559.9277257250-3836.05943004.926412.54872.8774284943-3655.98902879.987212.613.04654.0931257447-3916.97393054.449212.44967.1264276382-261.0148174.45649.4313.948719587-583.8040315
14、.580826.122.1663.640219413-420.1911113.78809.9435.325534910-367.1296188.980126.221.4412.913612202-269.8761216.85446.3346.206540588-343.2537368.23728.3503.410143409-73.3756151.3837168.22901538610.2871423.21677.76.8423.34174126335.0249538.08687.1539.22554886683.6393271.85319.6284.428722077108.3884386.
15、7142401.616629781253.1201582.012313.2634.671634839316.7562620.158710.8696.370143283228.3796467.131312.7519.970129280292.0157505.2793583.592636810259.3310490.4301554.774137384195.7319452.264314.813.1492.802224912-2888.77322812.40274031.7018285632-3010.24942867.99644157.7644290244-2929.39612872.686721
16、.822.24102.8881131970-3050.87692928.27204228.7855135968-121.4742133.5898175786.4 基线改正数及标准差VDN(m)VDE(m)中误差_VDN(mm)中误差_VDE(mm)dVDN(mm)dVDE-0.00060.0019-0.0017-0.00215.5-0.2-0.3-0.00020.00082.53.70.3-0.40.0139-0.022532.7-1.2-0.70.0057-0.0051-0.10.80.0066-0.0033-0.003621.0-0.0015-0.017217.30.00516.2-0.00160.5GP031051.zsd-GP051
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