GPS静态控制测量网平差报告.doc

.省道S229南坑至源头段二级公路改建工程GPS静态控制测量网平差报告萍 乡 公 路 勘 察 设 计 院二一一年九月目 录一、 GPS控制点成果表1二、 GPS控制点网示意图1三、 GPS控制网平差报告14,.一、 GPS控制点成果表序号点号坐标(米)高程(米)H备注XY1G13044783.262483918.997165.982源并去南坑公路右侧钢筋砼、与D1通视（K33+655）左侧4米处。一级GPS静态点2G23045336.142485138.500262.207源并去南坑公路右侧钢筋砼、与D4通视（K32+020）左侧15米处。一级GPS静态点3G33046850.282487744.256159.284南坑镇七宝村新尤组水泥路中缝钢钉、与D13通视（K28+483)左侧10米处。一级GPS静态点4G43047703.462490103.347158.428南坑镇大岭路中国移动营业厅、彭红远家5楼顶油漆刻石、与D16通视。一级GPS静态点5D13044576.685483709.363138.070S314公路弯道边坡上钢筋砼、与D1通视（K33+760）左侧254米处。RTK加密点6D23044924.025484045.621178.946源并去南坑公路右侧水泥路中缝钢钉与D3通视（K33+460)左侧6米处。RTK加密点7D33045175.043484371.238193.391源并去南坑公路右侧水泥路中缝钢钉与D4通视（K32+919)左侧97米处。RTK加密点8D43045128.427484796.609215.246白竺乡崇源村花石组卢富德家2楼顶油漆刻石、与G2通视（K32+423）127米处。RTK加密点9D53045557.232485595.899242.426源并去南坑公路右侧钢筋砼、与D6通视（K31+524）左侧15米处。RTK加密点10D63045706.767485689.906229.085源并去南坑公路右侧水泥路中缝钢钉、（K31+347）右侧12米处。RTK加密点11D73045959.676485826.974219.070源并去南坑公路右侧水泥路中缝钢钉、与D8通视（K30+918)左侧7米处，RTK加密点12D83046361.150485699.228218.872南坑镇七宝村钟明彩家2楼顶油漆刻石。RTK加密点13D93046535.433486098.102178.404源并去南坑公路左侧小水泥路中缝钢钉、与D10通视（K30+228）右侧31米处。RTK加密点14D103046605.821486377.143171.152源并去南坑公路左侧水泥路中缝钢钉、（K29+942)右侧2米处。RTK加密点15D113046671.400486879.754162.008源并去南坑公路右侧去高田村小水泥路中缝钢钉、与D12通视（K29+390）左侧25米处。RTK加密点16D123046878.636487474.957168.666南坑镇七宝村李勇家3楼顶油漆刻石、（K28+760）右侧10米处。RTK加密点17D133046830.938487935.537152.122南坑镇七宝村钟胜财家前水泥地钢钉、（K28+285)右侧18米处。RTK加密点18D143046984.136488594.275144.709源并去南坑公路右侧距新尤候车厅12米水泥路中缝钢钉、（K27+590)左侧1米。RTK加密点19D153047294.058488799.593154.110源并去南坑公路土路段(K27+220)右侧8米处钢筋砼、与D14通视。RTK加密点20D163047519.557489577.551131.234源并去南坑公路土路段、钟璋公祠旁（K26+398）左侧5米处钢筋砼、与G4通视。RTK加密点注：平面控制采用北京54坐标系，中央子午线113度50分，高程控制采用黄海高程二、GPS控制点网示意图三、GPS控制网平差报告1 坐标系统 1.1 坐标系统名称 Beijing541.2 基准参数 椭球长半轴a6378245.0000椭球扁率f1/298.300000001.3 投影参数 M0=1.00000000投影比率H=0.0000投影高Bm=0投影面的平均纬度B0=0:00:00.00N原点纬度L0=113:50:00.00E中央子午线N0=0.0000北向加常数E0=500000.0000东向加常数回到顶部 2 三维无约束平差 2.1 平差参数 基准WGS-84迭代次数2参考因子1.01平方检验(=95%)通过自由度182.2 基线向量及改正数 基线起点-终点.时段DX/改正数(m)DY/改正数(m)DZ/改正数(m)距离/改正数(m)中误差/相对误差(m)G1-G2.242A-1046.7298-648.5674534.69931342.45540.00130.0034-0.0039-0.0012-0.00121: 1018831G1-G3.242A-3110.1748-2426.11241829.30594348.05340.0014-0.0002-0.00010.00070.00061: 3207747G1-G4.242B-5107.6816-3742.54402584.49316839.19960.00150.00000.0002-0.0006-0.00031: 4673132G1-GD1.242X507.9839-1545.37713267.21133649.78180.0013-0.00110.00100.00070.00011: 2887218G2-G3.242A-2063.4449-1777.54501294.60673015.53930.00120.0006-0.0005-0.0007-0.00041: 2590680G2-G4.242B-4060.9517-3093.97652049.79385501.42480.00130.0007-0.0010-0.0005-0.00011: 4246442G2-GD1.242X1554.7137-896.80972732.51203269.25440.00100.00030.00070.00020.00011: 3190226G3-G4.242B-1997.5068-1316.4315755.18722508.65160.0013-0.00010.00070.0001-0.00031: 1936261G3-GD1.242X3618.1587880.73531437.90543991.78390.00120.0018-0.0028-0.00160.00041: 3207724G4-GD1.242X5615.66552197.1669682.71826068.71850.00130.00040.0002-0.00080.00031: 45706302.3 (Tau)检验表 基线Tau-XTau-YTau-ZG1-G2.242A0.99230.84630.5339G1-G3.242A0.09450.04290.3595G1-G4.242B0.00170.03700.1895G1-GD1.242X0.54500.33750.3920G2-G3.242A0.34960.19810.5224G2-G4.242B0.28430.30730.2640G2-GD1.242X0.26930.34910.1152G3-G4.242B0.03830.23290.0857G3-GD1.242X0.68950.78590.6317G4-GD1.242X0.16430.04950.36782.4 (Tau)检验直方图 2.5 自由网平差坐标 站点纬度/中误差经度/中误差高程/中误差中误差(度:分:秒)(m)(度:分:秒)(m)(m)(m)G127:30:56.51731N0.0003113:50:18.15494E0.0003171.63130.00080.0009G227:31:14.47513N0.0003113:51:02.59320E0.0002267.85660.00060.0007G327:32:03.64399N0.0003113:52:37.56370E0.0003164.93420.00070.0008G427:32:31.32668N0.0003113:54:03.55410E0.0004164.07830.00080.0009GD127:32:54.94678N0.0003113:50:23.98394E0.0002246.37550.00060.0007回到顶部 3 二维约束平差 3.1 平差参数 迭代次数2参考因子1.0056x(north)平移-42.3973 my(east)平移-16579.2544 m比例0.0000ppm旋转0.0000 s3.2 平面距离平差值 起点止点北向(x)/中误差东向(y)/中误差平距中误差相对误差(m)(m)(m)(m)G1G2552.88000.00051219.50330.00041338.97900.00061: 2274831G32067.01940.00053825.25870.00044348.00800.00061: 7073607G42920.19930.00056184.34990.00056839.13350.00071: 9813403GD13645.45900.0005159.77740.00033648.95880.00061: 6183736G2G31514.13940.00042605.75540.00043013.73180.00061: 5327464G42367.31920.00054964.84660.00055500.35470.00071: 8334781GD13092.57900.0004-1059.72590.00033269.10750.00051: 6553558G3G4853.17980.00052359.09110.00052508.63050.00071: 3807022GD11578.43960.0004-3665.48130.00043990.89270.00061: 6710503G4GD1725.25970.0005-6024.57240.00056068.07010.00071: 90445093.3 平面坐标 站点北向(x)/中误差(m)东向(y)/中误差(m)中误差(m)误差椭圆E(m)F(m)ET(度:分:秒)G13044783.26230.0005483918.99710.00030.00060.00050.0003161:07:32G23045336.14230.0004485138.50040.00030.00050.00040.0003173:38:31G33046850.28170.0004487744.25580.00040.00060.00040.000413:49:21G43047703.46160.0005490103.34690.00050.00070.00050.000436:08:03GD13048428.7213*484078.7745*回到顶部 4 高程拟合 4.1 平差参数 迭代次数1参考点GD1拟合方程H = H0 + AA-5.650934.2 高程拟合坐标 站点高程(m)高程(m)G1165.98160.0008G2262.20680.0006G3159.28380.0007G4158.42760.0008GD1240.7246回到顶部5 基线闭合差 Baseline Type rms dx dy dz distance - G1-G2.242A 99.9 0.0077 -1046.7333 -648.5635 534.7004 1342.4566 G1-G3.242A 99.9 0.0068 -3110.1745 -2426.1123 1829.3052 4348.0529 G2-G3.242A 99.9 0.0062 -2063.4456 -1777.5444 1294.6074 3015.5398 - 同步环( 3 baselines) 相对误差= 0.76ppm EX = 0.0043 EY = -0.0043 EZ = -0.0026 8706.0493 Baseline Type rms dx dy dz distance - G1-G4.242B 65.6 0.0072 -5107.6816 -3742.5441 2584.4937 6839.1999 G1-G2.242A 99.9 0.0077 -1046.7333 -648.5635 534.7004 1342.4566 G2-G4.242B 99.9 0.0072 -4060.9524 -3093.9755 2049.7944 5501.4248 - 同步环( 3 baselines) 相对误差= 0.48ppm EX = -0.0041 EY = 0.0051 EZ = 0.0010 13683.0814 Baseline Type rms dx dy dz distance - G1-GD1.242X 99.9 0.0087 507.9850 -1545.3781 3267.2106 3649.7818 G1-G2.242A 99.9 0.0077 -1046.7333 -648.5635 534.7004 1342.4566 G2-GD1.242X 99.9 0.0065 1554.7134 -896.8104 2732.5118 3269.2543 - 同步环( 3 baselines) 相对误差= 0.80ppm EX = -0.0048 EY = 0.0042 EZ = 0.0017 8261.4927 Baseline Type rms dx dy dz distance - G3-G4.242B 99.9 0.0063 -1997.5067 -1316.4322 755.1870 2508.6519 G1-G3.242A 99.9 0.0068 -3110.1745 -2426.1123 1829.3052 4348.0529 G1-G4.242B 65.6 0.0072 -5107.6816 -3742.5441 2584.4937 6839.1999 - 同步环( 3 baselines) 相对误差= 0.12ppm E