FILE: nlib0970.04o 000171242

                              NGS OPUS SOLUTION REPORT
                              ========================

      USER: plazio@optonline.net                    DATE: May 17, 2004
RINEX FILE: nlib097a.04o                            TIME: 23:25:35 UTC


  SOFTWARE: page5  0310.28 master13.pl             START: 2004/04/06  00:00:00
 EPHEMERIS: igs12652.eph [precise]                  STOP: 2004/04/06  03:59:00
  NAV FILE: brdc0970.04n                        OBS USED:  6865 /  7091   :  97%
  ANT NAME: AOAD/M_T                         # FIXED AMB:    35 /    40   :  88%
ARP HEIGHT: 0.061                            OVERALL RMS: 0.010(m)


 REF FRAME: NAD83(CORS96)(EPOCH:2002.0000)            ITRF00 (EPOCH:2004.2625)

         X:      -130933.939(m)   0.015(m)           -130934.600(m)   0.015(m)
         Y:     -4762293.106(m)   0.007(m)          -4762291.751(m)   0.006(m)
         Z:      4226854.741(m)   0.013(m)           4226854.655(m)   0.013(m)

       LAT:   41 46 17.70027      0.007(m)        41 46 17.72704      0.007(m)
     E LON:  268 25 30.40742      0.015(m)       268 25 30.37720      0.015(m)
     W LON:   91 34 29.59258      0.015(m)        91 34 29.62280      0.015(m)
    EL HGT:          208.103(m)   0.013(m)               207.049(m)   0.013(m)
 ORTHO HGT:          240.624(m)   0.028(m) [Geoid03 NAVD88]

PLANE COORDINATES     North(Y)         East(X)   Convergence (deg) Point Scale
  UTM(Zone 15):  4625397.305(m)   618447.023(m)     0.94946732      0.99977264
SPC(1402 IA S):   198509.167(m)   660052.822(m)     1.26807400      0.99999793

US NATIONAL GRID DESIGNATOR: 15TXG1844725397(NAD 83)



                              BASE STATIONS USED
PID       DESIGNATION                        LATITUDE    LONGITUDE DISTANCE(m)
AI2153 SLAI SLATER CORS ARP                N415402.072 W0934155.905  177001.3
AI2149 BLRW BLUE RIVER CORS ARP            N431348.883 W0903150.776  183353.8
AI5764 WNCI WINCHESTER CORS ARP            N393952.582 W0902836.267  251686.6

                 NEAREST NGS PUBLISHED CONTROL POINT
AF9523      NORTH LIBERTY CORS ARP         N414617.700 W0913429.592       0.0
                                                   
                                                   
                          BASE STATION INFORMATION 
                                                   
 STATION NAME: slai  a    3 (Slater; Slater, Iowa  USA)
  ANTENNA: TRM33429.20+GP                                   S/N=0220132623      
 XYZ   -306731.4921  -4744691.8258   4237584.6510  MON @ 1997.0000 (M)
 XYZ        -0.0170        -0.0022        -0.0037  VEL (M/YR)
 NEU         0.0000         0.0000         0.0000  MON TO ARP (M)
 NEU        -0.0000         0.0000         0.0729  ARP TO L1 PHASE CENTER (M)
 NEU        -0.0000         0.0000         0.0750  ARP TO L2 PHASE CENTER (M)
 XYZ        -0.1234        -0.0160        -0.0269  VEL TIMES 7.2612 YRS
 XYZ         0.0000         0.0000         0.0000  MON TO ARP
 XYZ        -0.0035        -0.0541         0.0487  ARP TO L1 PHASE CENTER
 XYZ   -306731.6190  -4744691.8959   4237584.6728  L1 PHS CEN @ 2004.2625
 XYZ         0.0000         0.0001         0.0000  + XYZ ADJUSTMENTS
 XYZ   -306731.6190  -4744691.8959   4237584.6729  NEW L1 PHS CEN @ 2004.2625
 XYZ   -306731.6155  -4744691.8417   4237584.6242  NEW ARP @ 2004.2625
 XYZ   -306731.6155  -4744691.8417   4237584.6242  NEW MON @ 2004.2625
 LLH  41 54  2.09888  266 18  4.06260    289.5915  NEW L1 PHS CEN @ 2004.2625
 LLH  41 54  2.09888  266 18  4.06260    289.5186  NEW ARP @ 2004.2625
 LLH  41 54  2.09888  266 18  4.06260    289.5186  NEW MON @ 2004.2625

 STATION NAME: blrw  a    6 (Blue River; Blue River, Wisconsin  USA)
  ANTENNA: TRM33429.00+GP                                   S/N=0220132682      
 XYZ    -43118.8809  -4654409.4702   4346305.2939  MON @ 1997.0000 (M)
 XYZ        -0.0148         0.0029        -0.0054  VEL (M/YR)
 NEU         0.0000         0.0000         0.0000  MON TO ARP (M)
 NEU        -0.0000         0.0000         0.0740  ARP TO L1 PHASE CENTER (M)
 NEU        -0.0000         0.0000         0.0703  ARP TO L2 PHASE CENTER (M)
 XYZ        -0.1075         0.0211        -0.0392  VEL TIMES 7.2612 YRS
 XYZ         0.0000         0.0000         0.0000  MON TO ARP
 XYZ        -0.0005        -0.0539         0.0507  ARP TO L1 PHASE CENTER
 XYZ    -43118.9889  -4654409.5031   4346305.3054  L1 PHS CEN @ 2004.2625
 XYZ         0.0001         0.0001         0.0002  + XYZ ADJUSTMENTS
 XYZ    -43118.9888  -4654409.5029   4346305.3055  NEW L1 PHS CEN @ 2004.2625
 XYZ    -43118.9883  -4654409.4490   4346305.2549  NEW ARP @ 2004.2625
 XYZ    -43118.9883  -4654409.4490   4346305.2549  NEW MON @ 2004.2625
 LLH  43 13 48.91172  269 28  9.19360    190.7302  NEW L1 PHS CEN @ 2004.2625
 LLH  43 13 48.91172  269 28  9.19360    190.6562  NEW ARP @ 2004.2625
 LLH  43 13 48.91172  269 28  9.19360    190.6562  NEW MON @ 2004.2625

 STATION NAME: wnci  a    6 (Winchester; Winchester, Illinois  USA)
  ANTENNA: TRM33429.20+GP                                   S/N=0220173634      
 XYZ    -40910.2043  -4916498.6196   4049479.3245  MON @ 1997.0000 (M)
 XYZ        -0.0163        -0.0022        -0.0028  VEL (M/YR)
 NEU         0.0000         0.0000         0.0000  MON TO ARP (M)
 NEU        -0.0000         0.0000         0.0729  ARP TO L1 PHASE CENTER (M)
 NEU        -0.0000         0.0000         0.0750  ARP TO L2 PHASE CENTER (M)
 XYZ        -0.1184        -0.0160        -0.0203  VEL TIMES 7.2612 YRS
 XYZ         0.0000         0.0000         0.0000  MON TO ARP
 XYZ        -0.0005        -0.0561         0.0465  ARP TO L1 PHASE CENTER
 XYZ    -40910.3231  -4916498.6917   4049479.3507  L1 PHS CEN @ 2004.2625
 XYZ        -0.0003         0.0001         0.0001  + XYZ ADJUSTMENTS
 XYZ    -40910.3234  -4916498.6916   4049479.3508  NEW L1 PHS CEN @ 2004.2625
 XYZ    -40910.3229  -4916498.6355   4049479.3043  NEW ARP @ 2004.2625
 XYZ    -40910.3229  -4916498.6355   4049479.3043  NEW MON @ 2004.2625
 LLH  39 39 52.60835  269 31 23.70438    140.9627  NEW L1 PHS CEN @ 2004.2625
 LLH  39 39 52.60835  269 31 23.70438    140.8898  NEW ARP @ 2004.2625
 LLH  39 39 52.60835  269 31 23.70438    140.8898  NEW MON @ 2004.2625

                         REMOTE STATION INFORMATION
                                                   
 STATION NAME: nlib       1
  ANTENNA: AOAD/M_T                                         S/N=UNKNOWN         
 XYZ   -130934.0490  -4762291.7610   4226854.5330  MON @ 2004.2623 (M)
 XYZ         0.0000         0.0000         0.0000  VEL (M/YR)
 NEU         0.0000        -0.0000         0.0610  MON TO ARP (M)
 NEU         0.0000         0.0000         0.1100  ARP TO L1 PHASE CENTER (M)
 NEU         0.0000         0.0000         0.1280  ARP TO L2 PHASE CENTER (M)
 XYZ         0.0000         0.0000         0.0000  VEL TIMES 0.0002 YRS
 XYZ        -0.0013        -0.0455         0.0406  MON TO ARP
 XYZ        -0.0023        -0.0820         0.0733  ARP TO L1 PHASE CENTER
 XYZ   -130934.0525  -4762291.8885   4226854.6469  L1 PHS CEN @ 2004.2625

 BASELINE NAME:   slai  nlib  
 XYZ        -0.5605         0.0142         0.1173  + XYZ ADJUSTMENTS
 XYZ   -130934.6130  -4762291.8743   4226854.7642  NEW L1 PHS CEN @ 2004.2625
 XYZ   -130934.6108  -4762291.7923   4226854.6909  NEW ARP @ 2004.2625
 XYZ   -130934.6095  -4762291.7468   4226854.6503  NEW MON @ 2004.2625
 LLH  41 46 17.72701  268 25 30.37679    207.2139  NEW L1 PHS CEN @ 2004.2625
 LLH  41 46 17.72701  268 25 30.37679    207.1039  NEW ARP @ 2004.2625
 LLH  41 46 17.72701  268 25 30.37679    207.0429  NEW MON @ 2004.2625

 BASELINE NAME:   blrw  nlib  
 XYZ        -0.5451         0.0078         0.1300  + XYZ ADJUSTMENTS
 XYZ   -130934.5976  -4762291.8807   4226854.7769  NEW L1 PHS CEN @ 2004.2625
 XYZ   -130934.5953  -4762291.7987   4226854.7037  NEW ARP @ 2004.2625
 XYZ   -130934.5941  -4762291.7532   4226854.6630  NEW MON @ 2004.2625
 LLH  41 46 17.72719  268 25 30.37746    207.2268  NEW L1 PHS CEN @ 2004.2625
 LLH  41 46 17.72719  268 25 30.37746    207.1168  NEW ARP @ 2004.2625
 LLH  41 46 17.72719  268 25 30.37746    207.0558  NEW MON @ 2004.2625

 BASELINE NAME:   wnci  nlib  
 XYZ        -0.5465         0.0093         0.1185  + XYZ ADJUSTMENTS
 XYZ   -130934.5990  -4762291.8792   4226854.7654  NEW L1 PHS CEN @ 2004.2625
 XYZ   -130934.5968  -4762291.7972   4226854.6921  NEW ARP @ 2004.2625
 XYZ   -130934.5955  -4762291.7517   4226854.6515  NEW MON @ 2004.2625
 LLH  41 46 17.72695  268 25 30.37740    207.2180  NEW L1 PHS CEN @ 2004.2625
 LLH  41 46 17.72695  268 25 30.37740    207.1080  NEW ARP @ 2004.2625
 LLH  41 46 17.72695  268 25 30.37740    207.0470  NEW MON @ 2004.2625

                                   G-FILES 
                                           
Axx2004 4 6   4 4 6
B2004 4 6 0 0   4 4 6 359 1 page5 v0310.28IGS     222 1 2 27NGS   2004 517IFDDFX
Iant_info.003        NGS   20040123
C00090001-1757970060    6  175999051   19  107299739   16 X0974ANLIBX0974ASLAI
D  1  2 -2178341  1  3  1338774  2  3 -9512360
 
Axx2004 4 6   4 4 6
B2004 4 6 0 0   4 4 6 359 1 page5 v0310.28IGS     222 1 2 27NGS   2004 517IFDDFX
Iant_info.003        NGS   20040123
C00090002  878156058    5 1078823042   24 1194505918   19 X0974ANLIBX0974ABLRW
D  1  2  2974895  1  3   156834  2  3 -8362083
 
Axx2004 4 6   4 4 6
B2004 4 6 0 0   4 4 6 359 1 page5 v0310.28IGS     222 1 2 27NGS   2004 517IFDDFX
Iant_info.003        NGS   20040123
C00090003  900242726    4-1542068838   20-1773753472   15 X0974ANLIBX0974AWNCI
D  1  2 -4068721  1  3   782181  2  3 -8262855
 
                   POST-FIT RMS BY SATELLITE VS. BASELINE
                                                         
 POST-FIT RMS BY SATELLITE VS. BASELINE
            OVERALL     01     03     05     09     11     14     15     16
 slai-nlib|  0.010    ...    ...  0.014  0.010  0.011    ...  0.009  0.025
                18     19     20     21     22     25     30
 slai-nlib|  0.009  0.013  0.011  0.017  0.008  0.008  0.009              

 POST-FIT RMS BY SATELLITE VS. BASELINE
            OVERALL     03     05     09     11     14     15     16     18
 blrw-nlib|  0.011    ...  0.014  0.011  0.013    ...  0.009  0.017  0.010
                19     20     21     22     25     30
 blrw-nlib|  0.027  0.013  0.015  0.008  0.010  0.012                     

 POST-FIT RMS BY SATELLITE VS. BASELINE
            OVERALL     03     05     09     11     14     15     16     18
 wnci-nlib|  0.009    ...  0.011  0.011  0.012    ...  0.008  0.019  0.008
                19     20     21     22     25     30
 wnci-nlib|  0.012  0.011  0.009  0.007  0.009  0.008                     

                        OBS BY SATELLITE VS. BASELINE
                                                     
 OBS BY SATELLITE VS. BASELINE
            OVERALL     01     03     05     09     11     14     15     16
 slai-nlib|   2297    ...    ...     90    169    265    ...    265     37
                18     19     20     21     22     25     30
 slai-nlib|    239     39    111     83    418    359    222              

 OBS BY SATELLITE VS. BASELINE
            OVERALL     03     05     09     11     14     15     16     18
 blrw-nlib|   2299    ...     95    175    249    ...    257     31    245
                19     20     21     22     25     30
 blrw-nlib|     39    111     83    419    351    244                     

 OBS BY SATELLITE VS. BASELINE
            OVERALL     03     05     09     11     14     15     16     18
 wnci-nlib|   2269    ...     91    169    248    ...    265     38    241
                19     20     21     22     25     30
 wnci-nlib|     32     99     83    422    359    222                     

                                           

 Covariance Matrix for the xyz OPUS Position (meters^2).
    0.0000001711    -0.0000000482     0.0000000423
   -0.0000000482     0.0000029711    -0.0000020408
    0.0000000423    -0.0000020408     0.0000018711

 Covariance Matrix for the enu OPUS Position (meters^2).
    0.0000001759    -0.0000000094     0.0000001588
   -0.0000000094     0.0000003291    -0.0000003009
    0.0000001588    -0.0000003009     0.0000045083

 Horizontal network accuracy =    0.00125 meters.
 Vertical network accuracy   =    0.00416 meters.


        Derivation of NAD 83 Position

  ITRF vectors from unknown station monument to reference station monument 
   in Reference Frame ITRF00  epoch 2004.2625 from pages
            Xr-X= DX(m)     Yr-Y= DY(m)     Zr-Z= DZ(m)
       SLAI   -175797.00600     17599.90510     10729.97390
       BLRW     87815.60580    107882.30420    119450.59180
       WNCI     90024.27260   -154206.88380   -177375.34720
 
  Vectors from unknown station monument to reference station monument 
   rotated and scaled into NAD83 at epoch 2004.2625
                  DX(m)           DY(m)           DZ(m)
       SLAI   -175797.00513     17599.91603     10729.96829
       BLRW     87815.60934    107882.31463    119450.57958
       WNCI     90024.26752   -154206.91130   -177375.32563
 
  Position of reference station ARP in NAD83 from NGSIDB at specified epoch.
                  Xr(m)           Yr(m)           Zr(m)
       SLAI   -306730.95462  -4744693.18415   4237584.70745    2002.00
       BLRW    -43118.33070  -4654410.80368   4346305.33762    2002.00
       WNCI    -40909.66787  -4916500.01644   4049479.41465    2002.00
 
  Position of reference station monument in NAD83 at specified epoch.
                  Xr(m)           Yr(m)           Zr(m)
       SLAI   -306730.95462  -4744693.18415   4237584.70745    2002.00
       BLRW    -43118.33070  -4654410.80368   4346305.33762    2002.00
       WNCI    -40909.66787  -4916500.01644   4049479.41465    2002.00
 
  Velocity of reference station monument in NAD83.
                Vx ( m/yr)      Vy ( m/yr)      Vz ( m/yr)
       SLAI         0.00050        -0.00070        -0.00140
       BLRW         0.00300         0.00440        -0.00410
       WNCI         0.00050        -0.00070        -0.00130
 
  Position of reference station monument in NAD83 at epoch 2004.2625
                  Xr(m)           Yr(m)           Zr(m)
       SLAI   -306730.95349  -4744693.18574   4237584.70428 
       BLRW    -43118.32392  -4654410.79373   4346305.32834 
       WNCI    -40909.66674  -4916500.01802   4049479.41171 
 
  Computed positions of unknown station monument in NAD83 at epoch 2004.2625
                  X (m)           Y (m)           Z (m)
       SLAI   -130933.94836  -4762293.10177   4226854.73599
       BLRW   -130933.93325  -4762293.10836   4226854.74876
       WNCI   -130933.93426  -4762293.10673   4226854.73734
              -------------   -------------   -------------
       Mean   -130933.93863  -4762293.10562   4226854.74070

 
  Final position of unknown station monument in NAD83 at epoch 2002.00 from HTDP
                  X (m)           Y (m)           Z (m)
       Mean   -130933.93900  -4762293.10600   4226854.74100

This position was computed without any knowledge by the National Geodetic
Survey regarding the equipment or field operating procedures used.