Project name      : C:\TSOffice\Projects\HALFF-83
Description       : FEMA BENCHMARKS AROUND LUBBOCK
Coordinate System : US State Plane 1983
Zone              : Texas North Central 4202
Datum             : NAD 1983 (Conus)
Date printed      : 3/13/00 2:20:29 PM

---------- GPS Calibration ----------
           ===============           


Datum transformation parameters
Rotation about x axis       -0°00'03.13438" 
Rotation about y axis        0°00'03.86409" 
Rotation about z axis        0°00'02.71262" 
Translation along x axis       462.415 USft 
Translation along y axis       235.222 USft 
Translation along z axis       254.334 USft 
Scale factor (ppm)                    6.415 

Horizontal adjustment parameters
Northing coordinate of rotation center    7259331.052 USft     
Easting coordinate of rotation center      949587.002 USft     
Rotation about the center point             0°00'00.05518"     
Translation north                               0.001 USft     
Translation east                               -0.017 USft     
Scale factor                                    1.00000000     


Vertical adjustment parameters
Northing coordinate of origin point    7236060.710 USft     
Easting coordinate of origin point      956806.706 USft     
Vertical separation at origin              -78.907 USft     
Slope north                                 -0.00000136     
Slope east                                   0.00000459     

Geoid model GEOID99 (Conus)


Residual differences between GPS and known coordinates
Horizontal                                    
Maximum error           0.093 USft  (Point 1) 
Root mean square error       0.018            
Vertical                                      
Maximum error           0.129 USft  (Point 28)
Root mean square error       0.025            
Three-dimensional                             
Maximum error           0.149 USft  (Point 28)
Root mean square error       0.029            

Starting point             Calculated point           Grid point              

Point 4 : 1/2IRS W/CAP                                Point 
Lat     33°28'35.08789"N   North   7236060.710 USft   North   7236060.714 USft
Long   101°49'06.59020"W   East     956806.706 USft   East     956806.579 USft
Height     3165.239 USft   Elev       3167.562 USft   Elev       3167.650 USft
                           Horizontal error       ?   Type            Vertical
                           Vertical error 0.088 USft
                           3D error      0.088 USft

Point 28 : NGS SHEPARD                                Point 
Lat     33°28'33.75590"N   North   7236716.586 USft   North   7236716.612 USft
Long   101°53'58.55108"W   East     932086.105 USft   East     932086.175 USft
Height     3245.600 USft   Elev       3247.326 USft   Elev       3247.197 USft
                           Horizontal error 0.075 USft   Type       Horz and Vert
                           Vertical error 0.129 USft
                           3D error      0.149 USft

Point 44 : 5/8IRS                                     Point 
Lat     33°32'34.60748"N   North   7261319.679 USft   North   7261319.650 USft
Long   101°55'37.73780"W   East     924483.332 USft   East     924483.320 USft
Height     3253.400 USft   Elev       3255.300 USft   Elev       3255.390 USft
                           Horizontal error 0.031 USft   Type       Horz and Vert
                           Vertical error 0.090 USft
                           3D error      0.095 USft

Point 38 : 5/8IRS W/CAP                               Point 
Lat     33°30'19.75219"N   North   7247054.020 USft   North   7247053.970 USft
Long   101°51'42.68827"W   East     943930.401 USft   East     943930.374 USft
Height     3222.406 USft   Elev       3224.563 USft   Elev       3224.590 USft
                           Horizontal error 0.057 USft   Type       Horz and Vert
                           Vertical error 0.027 USft
                           3D error      0.063 USft

Point 89 : NGS McCAULEY                               Point 
Lat     33°38'04.27340"N   North   7294144.261 USft   North   7294144.237 USft
Long   101°52'43.04384"W   East     940332.115 USft   East     940332.118 USft
Height     3255.674 USft   Elev       3258.522 USft   Elev       3258.525 USft
                           Horizontal error 0.024 USft   Type       Horz and Vert
                           Vertical error 0.003 USft
                           3D error      0.024 USft

Point 58 : 5/8IRS W/CAP                               Point 
Lat     33°37'20.95688"N   North   7289425.328 USft   North   7289425.322 USft
Long   101°50'36.22257"W   East     950909.718 USft   East     950909.776 USft
Height     3217.368 USft   Elev       3220.376 USft   Elev       3220.410 USft
                           Horizontal error 0.058 USft   Type       Horz and Vert
                           Vertical error 0.034 USft
                           3D error      0.068 USft

Point 77 : NGS LUBBOCK MAG                            Point 
Lat     33°35'05.56355"N   North   7275634.407 USft   North   7275634.453 USft
Long   101°49'54.13629"W   East     954032.827 USft   East     954032.820 USft
Height     3190.477 USft   Elev       3193.331 USft   Elev       3193.218 USft
                           Horizontal error 0.047 USft   Type       Horz and Vert
                           Vertical error 0.113 USft
                           3D error      0.122 USft

Point 1 : NGS J71                                     Point 
Lat     33°28'29.05197"N   North   7234293.432 USft   North   7234293.468 USft
Long   101°41'45.68379"W   East     994114.670 USft   East     994114.585 USft
Height     3144.778 USft   Elev       3147.899 USft   Elev       3144.731 USft
                           Horizontal error 0.093 USft   Type          Horizontal
                           Vertical error         ?
                           3D error      0.093 USft

