《RTK 测量 地方坐标转换参数计算》由会员分享，可在线阅读，更多相关《RTK 测量 地方坐标转换参数计算（14页珍藏版）》请在金锄头文库上搜索。
1、用 Pinnacle 软件计算七参数一、 准备工作1、安装Pinnacle （中文版）；2、计算资料：地面控制点坐标、控制点的 WGS84 坐标（格式：纬度：度 .分.秒；经度：度分秒；大地高：m）、投影带中央子午线、参考椭球参数。大地坐标系参考椭球参数参考椭球长半轴（m）短半轴（m）扁率WGS-8463781376356752.31421/298.2572235632000国家63781376356752.31411/298.2572221011980西安63781406356755.28821/298.2571954北京6378245635686301881/298.3施工坐标：GZG01
2、,2926881.7030,528098.4590,1220.2825GZG02,2926605.8250,527297.1190,1230.6305GZG03,2928717.5390,524969.5320,1238.6473GZG04,2929143.3280,524813.2080,1241.6120GZG05,2932349.2330,524667.4370,1261.6240GZG06,2932795.8280,524377.5080,1277.6013GZG07,2936501.0700,523889.8860,1258.9860GZG08,2937064.1040,523626
3、.7760,1257.2130GZG11,2940649.6750,515220.6250,1254.4847GZG12,2940871.9810,514700.0510,1252.9020GZG13,2945223.8260,512149.3270,1318.8310GZG14,2945723.3570,511978.3605,1319.0530GZG15-1,2955096.6570,503940.5160,1251.3180GZG16-1,2954613.6390,503970.7910,1245.9370GZG17,2957600.5530,512140.5740,0.0000GZG1
4、8,2958093.3220,512145.9340,0.0000GZG25,2955528.0940,497193.6950,1277.4270WGS84 坐标：GZG01,26.26.47.5872612,106.31.54.0306588,1191.172GZG02,26.26.38.6812572,106.31.25.0905828,1201.499GZG03,26.27.47.4366312,106.30.01.2422124,1209.466GZG04,26.28.01.2786996,106.29.55.6296648,1212.420GZG05,26.29.45.4349076
5、,106.29.50.5908960,1232.385GZG06,26.29.59.9609868,106.29.40.1540928,1248.339GZG07,26.32.00.3588468,106.29.22.7983704,1229.658GZG08,26.32.18.6653328,106.29.13.3336068,1227.873GZG11,26.34.15.5606520,106.24.09.8817516,1224.996GZG12,26.34.22.8022716,106.23.51.0839988,1223.384GZG13,26.36.44.2623240,106.2
6、2.19.0811892,1289.169GZG14,26.37.00.4955880,106.22.12.9207216,1289.395GZG15-1,26.42.05.1545844,106.17.22.5217104,1221.346GZG16-1,26.41.49.4632968,106.17.23.6112432,1215.967GZG17,26.43.26.3253432,106.22.19.1922636,1185.226GZG18,26.43.42.3328224,106.22.19.4031804,1179.367GZG25,26.42.19.1797488,106.13.
7、18.4954800,1247.258二、 计算步骤打开Pinnacle （中文版），先建立项目施工椭球参数，具体步骤如下:1、建立转换参考椭球参数 选择創坐标系统编辑器一新建椭球:World Geodetic Sys. 1984S378137津曲猛術口丈地?K面離椭球 基准i平面坐标亲端单莅丨天地曲隹面地方坐标敕 注釋：1/f：基于WGS84椭球输入：名称、注释（便于区分）、椭球长半轴a=6378137、扁率 1/f=298.257223563。确定后，在列表中选择新建椭球（MS 84）。2、新建基准：举坐标游丈地瞇面粥器回 茨MS基;隹椭球 基准平面坐标系统i单位i犬地水:隹面i地方坐标系
8、统注絳n DY：厂不使用七蚩数DK:0EX:0RY:；6尺度hoPPm紳球名称:MS 84WGS72WGS84 YACAEEZABLER bi 54新遂编辑刪除憨一导出HalpClose输入：名称、注释；不输入七参数；椭球名称：选择上面新建椭球（MS 84）。 确定，在列表中选择新建基准（ MS）。3、新建平面坐标系统：容称:基准名称:投影方式:注释:单位窑称:新建平面投影名称(最好按投影带中央子午线命名)选择基准名称投影方式选择:TMERC Transverse Mercator(simple zone)单位名称：Meters。编辑投影参数：TMERC Tr：=LiLEverse Merc：
9、=ltoirEimplm zorLeCentral M er i di ：=ltl : 席 卫r w10615Sc：dle :LatO:EaztO m :|500000NurthlJ. m :确定Help确定，平面坐标系统投影列表中 将出现新建的投影。确定后关闭坐标系统和大地水准面编辑器。进入转换参数计算器。4、转换参数计算器蹒:5、确定后按相应格式输入计算数据：注意：要左右行号统一对应相应点位，不得错行。交地坐标,WGS84名称LatLonH,m1GZGD125647.507261106.1-54.0306591191.1722GZ0O226681257;10631 55.090583；12
10、01.4993GZJG032E47.4366311063001.242-211209.4664GZG0426801.2787106956.629666仞2 425GZGD62&9-59,960987106.40,15409?-1248.3336GZ50726 32 00 358847:1069-79837:19.6587GZGD88.66533106913.3336071：2?7.873S智斜al平面坐标.MS, 106.15名称N,mE.mH,m1GZG012926881.703528098.459.12.2D.2S252沁田2916606.825.5273. 119；1230.6305aG
11、ZB0329297.：!?.639524969.6321:238.64?4GZ!3042929143.328524813:2081241.6125GZG06295.828524377.5081277:601.3：6&删72936501.07.523889.8861258.9867GZB082937064.104523&2H77612&8按计算七参数按钮当，即可得转换参数及其残差图:6、七参数优化-37 .- .7658086 m1037.943674 m430.8256627 m13.99418694 u2.911068101 N2.052861455 尺度比：-189.3238834 ppm
12、 椭球名称：MS此图横坐标为点数（即输入点对应行数），纵坐标为残差大小（已米为单位）； 右边为七参数具体计算值。根据规范，平面残差（N、E）W0015m,高程残差（U）W0020m，即可。宜可根据实际需要，进行删选，计算出更可靠的七参数。最后将优化的七参数复制拷贝，用于建立手簿坐标系统。DX: -3777658086 mDY: 1037943674 mDZ: 4308256627 mRX: 1399418694 RY: 2911068101 RZ: 2052861455 尺度比: -1893238834 ppm 椭球名称: MS用 TOPSURV PC 计算转换参数一、 准备工作1、计算资料：
13、地面控制点坐标、控制点的WGS84坐标（格式：纬度：度分秒；经度：度.分秒；大地高： m）。施工坐标：GZG01,2926881.7030,528098.4590,1220.2825GZG02,2926605.8250,527297.1190,1230.6305GZG03,2928717.5390,524969.5320,1238.6473GZG04,2929143.3280,524813.2080,1241.6120GZG05,2932349.2330,524667.4370,1261.6240GZG06,2932795.8280,524377.5080,1277.6013GZG07,293
14、6501.0700,523889.8860,1258.9860GZG08,2937064.1040,523626.7760,1257.2130WGS84 坐标：GZG01,26.26.47.5872612,106.31.54.0306588,1191.172GZG02,26.26.38.6812572,106.31.25.0905828,1201.499GZG03,26.27.47.4366312,106.30.01.2422124,1209.466GZG04,26.28.01.2786996,106.29.55.6296648,1212.420GZG05,26.29.45.4349076,106.29.50.5908960,1232.385G
