Table 2. Coordinate Comparison

ATTACHED ARE THE VENDORS GRID X, Y AND THE Z FOR THE POINTS ALONG WITH THE AVERAGED DIFFERENCES FROM OUR MAPPING CONTROL WHICH WAS ESTABLISHED USING STATIC GPS METHODS FOR THE HORIZONTAL CONTROL AND DIFFERENTIAL LEVELS FOR THE VERTICAL CONTROL. THE DEMONSTRATION P&M MAPPING JOB ALSO RECENTLY PASSED THE "IN-HOUSE" AERO-TRIANGULATION PROCESS BEFORE THE NEXT PHASE OF MAPPING CAN BEGIN,

TRIMBLE	GRID DEMO Y	GRID DEMO X	DEMO Z	JOB3620 Y	GRID X	Z	DIFFS Y	DIFFS X	DIFFS Z
3620-1	943504.155	596493.955	1137.146	943504.173	596493.967	1137.156	0.018	0.012	0.010
3620-3	944394.361	594361.949	1135.534	944394.354	594361.942	1135.555	-0.007	-0.007	0.021
3620-4	945000.429	593380.895	1140.685	945000.436	593380.899	1140.745	0.007	0.004	0.060
3620-8	949986.665	597881.542	1160.112	949986.693	597881.549	1160.126	0.028	0.007	0.014
3620-9	949524.612	598776.300	1156.062	949524.642	598776.276	1156.035	0.030	-0.024	-0.027
						AVG. DIFF.	0.015	-0.002	0.016

 

CMT	GRID DEMO Y	GRID DEMO X	DEMO Z	JOB3620 Y	GRID X	Z	DIFFS Y	DIFFS X	DIFFS Z
3620-1	943504.182	596493.949	1137.123	943504.173	596493.967	1137.156	-0.009	0.018	0.033
3620-3	944394.378	594361.933	1135.624	944394.354	594361.942	1135.555	-0.024	0.009	-0.069
3620-4	945000.439	593380.897	1140.751	945000.436	593380.899	1140.745	-0.003	0.002	-0.006
3620-8	949986.660	597881.533	1160.151	949986.693	597881.549	1160.126	0.033	0.016	-0.025
3620-9	949524.635	598776.239	1156.025	949524.642	598776.276	1156.035	0.007	0.037	0.010
						AVG. DIFF.	0.001	0.016	-0.011

 

LEICA	GRID DEMO Y	GRID DEMO X	DEMO Z	JOB3620 Y	GRID X	Z	DIFFS Y	DIFFS X	DIFFS Z
3620-1	943504.094	596493.946	1137.074	943504.173	596493.967	1137.156	0.079	0.021	0.082
3620-3	944394.383	594361.968	1135.411	944394.354	594361.942	1135.555	-0.029	-0.026	0.144
3620-4	945000.347	593380.868	1140.604	945000.436	593380.899	1140.745	0.089	0.031	0.141
3620-8	949986.633	597881.571	1160.218	949986.693	597881.549	1160.126	0.060	-0.022	-0.092
3620-9	949524.566	598776.269	1156.103	949524.642	598776.276	1156.035	0.076	0.007	-0.068
						AVG. DIFF.	0.055	0.002	0.041

 

SOKKIA NOTE THESE Y,X, &Z VALUES WERE ADJUSTED BY VENDOR NO RAW DATA FOR 3620-1 AND 3620-4 JUST INPUT MAPPING NUMBERS	GRID DEMO Y	GRID DEMO X	DEMO Z	JOB3620 Y	GRID X	Z	DIFFS Y	DIFFS X	DIFFS Z
3620-4	945000.436	593380.899	1140.745	945000.436	593380.899	1140.745	0.000	0.000	0.000
3620-1	943504.173	596493.967	1137.160	943504.173	596493.967	1137.156	0.000	0.000	-0.004
3620-3AVG	944394.269	594361.950	1135.606	944394.354	594361.942	1135.555	0.085	-0.008	-0.051
3620-8AVG	949986.703	597881.540	1160.054	949986.693	597881.549	1160.126	-0.010	0.009	0.072
3620-9AVG	949524.642	598776.332	1155.577	949524.642	598776.276	1156.035	0.000	-0.056	0.458
						AVG. DIFF.	0.025	-0.018	0.119