                NGS OPUS-Projects 5.1.2 SESSION SOLUTION REPORT
                ===============================================

 All coordinate accuracies reported here are 1x the formal
 uncertainties from the solution. For additional information:
 geodesy.noaa.gov/OPUS/Using_OPUS-Projects.html#accuracy

 These positions were computed without any knowledge by the National
 Geodetic Survey regarding the equipment or field operating procedures used.

 SUBMITTED BY:                  dave.zenk
 SOLUTION FILE NAME:            2021-041-A.sum
 SOLUTION SOFTWARE:             page5(2008.25)
 SOLUTION DATE:                 2023-06-20T14:01:18 UTC
 STANDARD ERROR OF UNIT WEIGHT: 0.795
 TOTAL NUMBER OF OBSERVATIONS:  120361
 TOTAL NUMBER OF MARKS:         12
 CONSTRAINED MARKS:             1 HORIZONTAL, 0 VERTICAL
 loy2 N36:45:50.43110 W076:14:16.06827   -23.44m        NAD_83(2011) @ 2010.0000
 loy2         0.14cm           0.08cm     0.13cm        NEU SIGMAS

 OVERALL RMS:                   1.6 cm 
 START TIME:                    2021-02-10T00:00:00 GPS
 STOP TIME:                     2021-02-10T23:59:30 GPS
 PROGRAM OPERATION:             FULL RUN
 FREQUENCY:                     L1-ONLY TO ION-FREE [BY BASELINE LENGTH]
 OBSERVATION INTERVAL:          30 s
 ELEVATION CUTOFF:              15 deg
 TROPO INTERVAL:                7200 s [PIECEWISE LINEAR PARAMETERIZATION]
 DD CORRELATIONS:               ON

   BASELINE      LENGTH       RMS       OBS   OMITTED    FIXED
 --------------------------------------------------------------
  brmr-loy2     11.497 km      1.1 cm     5258     6.7%   100.0%   
  gp99-loy2     14.532 km      1.9 cm     5674    12.8%    97.1%   
  ou03-loy2     14.825 km      1.4 cm     5001    12.1%    98.1%   
  ou18-loy2     15.251 km      2.2 cm     4582    24.9%    97.5%   
  863f-loy2     21.424 km      1.6 cm     4833    17.6%    91.4%   
  w416-loy2     21.627 km      2.0 cm     4486    20.7%    97.8%   
  ls03-loy2     24.992 km      1.5 cm    18235     5.1%    99.6%   
  ncel-loy2     46.939 km      1.4 cm    18174     5.3%    99.2%   
  ncga-loy2     56.473 km      1.6 cm    17889     6.9%    99.6%   
  vagp-loy2     58.603 km      1.5 cm    18500     3.1%    99.6%   
  asub-loy2    491.455 km      1.4 cm    17729     3.4%    89.1%   

  MARK  ESTIMATED - A PRIORI COORDINATE SHIFTS
 ------------------------------------------------------------------------------
  863f  N:      0.005 m (0.001 m) E:     -0.005 m (0.001 m) H:     -0.017 m (0.002 m)
  asub  N:     -0.002 m (0.001 m) E:      0.005 m (0.001 m) H:      0.006 m (0.002 m)
  brmr  N:      0.001 m (0.001 m) E:     -0.003 m (0.001 m) H:     -0.010 m (0.002 m)
  gp99  N:     -0.004 m (0.001 m) E:     -0.002 m (0.001 m) H:      0.003 m (0.002 m)
  loy2  N:      0.000 m (0.001 m) E:      0.000 m (0.001 m) H:     -0.001 m (0.001 m)
  ls03  N:     -0.003 m (0.001 m) E:     -0.003 m (0.001 m) H:     -0.003 m (0.002 m)
  ncel  N:     -0.004 m (0.001 m) E:     -0.004 m (0.001 m) H:     -0.003 m (0.002 m)
  ncga  N:     -0.004 m (0.001 m) E:     -0.005 m (0.001 m) H:      0.014 m (0.002 m)
  ou03  N:      0.000 m (0.001 m) E:     -0.003 m (0.001 m) H:     -0.007 m (0.002 m)
  ou18  N:     -0.003 m (0.001 m) E:     -0.004 m (0.001 m) H:      0.017 m (0.002 m)
  vagp  N:      0.003 m (0.001 m) E:      0.000 m (0.001 m) H:     -0.004 m (0.002 m)
  w416  N:      0.001 m (0.001 m) E:     -0.002 m (0.001 m) H:      0.006 m (0.002 m)

 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 UNCONSTRAINED MARKS
 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

 MARK:      863f (863f       1; 863f)

 REF FRAME:    NAD_83(2011) @ 2010.00000000          ITRF2014 @ 2021.11104925
 X:                1206288.546 m    0.001 m          1206287.638 m    0.001 m
 Y:               -4959186.770 m    0.002 m         -4959185.298 m    0.002 m
 Z:                3812292.490 m    0.002 m          3812292.426 m    0.002 m
 LAT:           36 56 33.74469      0.001 m       36 56 33.77511      0.001 m
 E LON:        283 40 16.70066      0.001 m      283 40 16.67908      0.001 m
 W LON:         76 19 43.29934      0.001 m       76 19 43.32092      0.001 m
 EL HGT:               -34.695 m    0.002 m              -36.048 m    0.002 m
 ORTHO HGT:              2.207 m    0.017 m  (= EL HGT - -36.902 GEOID18 HGT)

                 UTM COORDINATES    STATE PLANE COORDINATES
                  UTM (Zone 18)         SPC (4502 VA S)
 NORTHING (Y)      4089341.276 m        1069848.933 m
 EASTING (X)        381686.396 m        3693394.137 m
 CONVERGENCE       -0.79865833 deg       1.31781944 deg
 POINT SCALE        0.99977245           0.99997271
 COMBINED FACTOR    0.99977789           0.99997815

 US NATIONAL GRID DESIGNATOR: 18SUF8168689341 (NAD 83)

 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

 MARK:      asub (asub  a    3; ASU-Boone; Boone, North Carolina, U.S.A.)

 REF FRAME:    NAD_83(2011) @ 2010.00000000          ITRF2014 @ 2021.11104925
 X:                 745449.802 m    0.001 m           745448.900 m    0.001 m
 Y:               -5098563.220 m    0.002 m         -5098561.750 m    0.002 m
 Z:                3747953.200 m    0.001 m          3747953.098 m    0.001 m
 LAT:           36 12 50.84467      0.001 m       36 12 50.87237      0.001 m
 E LON:        278 19 05.35225      0.001 m      278 19 05.32504      0.001 m
 W LON:         81 40 54.64775      0.001 m       81 40 54.67496      0.001 m
 EL HGT:               957.916 m    0.002 m              956.577 m    0.002 m
 ORTHO HGT:            989.139 m    0.016 m  (= EL HGT - -31.223 GEOID18 HGT)

                 UTM COORDINATES    STATE PLANE COORDINATES
                  UTM (Zone 17)         SPC (3200 NC)
 NORTHING (Y)      4007913.763 m         276616.957 m
 EASTING (X)        438712.902 m         368477.455 m
 CONVERGENCE       -0.40285000 deg      -1.54788333 deg
 POINT SCALE        0.99964628           1.00001359
 COMBINED FACTOR    0.99949601           0.99986327

 US NATIONAL GRID DESIGNATOR: 17SMA3871307914 (NAD 83)

 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

 MARK:      brmr (brmr       1; brmr; BREADMAKER)

 REF FRAME:    NAD_83(2011) @ 2010.00000000          ITRF2014 @ 2021.11104925
 X:                1210150.161 m    0.001 m          1210149.254 m    0.001 m
 Y:               -4964281.849 m    0.002 m         -4964280.375 m    0.002 m
 Z:                3804479.628 m    0.002 m          3804479.564 m    0.002 m
 LAT:           36 51 16.85015      0.001 m       36 51 16.88053      0.001 m
 E LON:        283 41 59.55653      0.001 m      283 41 59.53503      0.001 m
 W LON:         76 18 00.44347      0.001 m       76 18 00.46497      0.001 m
 EL HGT:               -36.076 m    0.002 m              -37.432 m    0.002 m
 ORTHO HGT:              1.005 m    0.016 m  (= EL HGT - -37.081 GEOID18 HGT)

                 UTM COORDINATES    STATE PLANE COORDINATES
                  UTM (Zone 18)         SPC (4502 VA S)
 NORTHING (Y)      4079540.610 m        1060141.928 m
 EASTING (X)        384097.563 m        3696166.068 m
 CONVERGENCE       -0.77988333 deg       1.33516111 deg
 POINT SCALE        0.99976549           0.99998519
 COMBINED FACTOR    0.99977115           0.99999085

 US NATIONAL GRID DESIGNATOR: 18SUF8409879541 (NAD 83)

 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

 MARK:      gp99 (gp99       1; gp99; GPS099)

 REF FRAME:    NAD_83(2011) @ 2010.00000000          ITRF2014 @ 2021.11104925
 X:                1210070.500 m    0.001 m          1210069.592 m    0.001 m
 Y:               -4962118.022 m    0.002 m         -4962116.549 m    0.002 m
 Z:                3807309.548 m    0.002 m          3807309.484 m    0.002 m
 LAT:           36 53 11.57708      0.001 m       36 53 11.60746      0.001 m
 E LON:        283 42 17.12690      0.001 m      283 42 17.10538      0.001 m
 W LON:         76 17 42.87310      0.001 m       76 17 42.89462      0.001 m
 EL HGT:               -34.970 m    0.002 m              -36.325 m    0.002 m
 ORTHO HGT:              2.082 m    0.016 m  (= EL HGT - -37.052 GEOID18 HGT)

                 UTM COORDINATES    STATE PLANE COORDINATES
                  UTM (Zone 18)         SPC (4502 VA S)
 NORTHING (Y)      4083070.163 m        1063687.680 m
 EASTING (X)        384580.645 m        3696518.616 m
 CONVERGENCE       -0.77753333 deg       1.33812222 deg
 POINT SCALE        0.99976411           0.99998040
 COMBINED FACTOR    0.99976960           0.99998589

 US NATIONAL GRID DESIGNATOR: 18SUF8458183070 (NAD 83)

 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

 MARK:      ls03 (ls03  a    4)

 REF FRAME:    NAD_83(2011) @ 2010.00000000          ITRF2014 @ 2021.11104925
 X:                1240704.968 m    0.001 m          1240704.055 m    0.001 m
 Y:               -4961266.682 m    0.001 m         -4961265.188 m    0.001 m
 Z:                3798629.541 m    0.001 m          3798629.467 m    0.001 m
 LAT:           36 47 19.43637      0.001 m       36 47 19.46690      0.001 m
 E LON:        284 02 25.67007      0.001 m      284 02 25.64897      0.001 m
 W LON:         75 57 34.32993      0.001 m       75 57 34.35103      0.001 m
 EL HGT:               -22.013 m    0.002 m              -23.396 m    0.002 m
 ORTHO HGT:             15.906 m    0.019 m  (= EL HGT - -37.919 GEOID18 HGT)

                 UTM COORDINATES    STATE PLANE COORDINATES
                  UTM (Zone 18)         SPC (4502 VA S)
 NORTHING (Y)      4071865.516 m        1053588.582 m
 EASTING (X)        414387.484 m        3726726.773 m
 CONVERGENCE       -0.57466944 deg       1.54186944 deg
 POINT SCALE        0.99969030           0.99999607
 COMBINED FACTOR    0.99969375           0.99999952

 US NATIONAL GRID DESIGNATOR: 18SVF1438771866 (NAD 83)

 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

 MARK:      ncel (ncel  a    2)

 REF FRAME:    NAD_83(2011) @ 2010.00000000          ITRF2014 @ 2021.11104925
 X:                1221857.152 m    0.001 m          1221856.244 m    0.001 m
 Y:               -4996389.359 m    0.001 m         -4996387.857 m    0.001 m
 Z:                3758748.919 m    0.001 m          3758748.833 m    0.001 m
 LAT:           36 20 28.79065      0.001 m       36 20 28.82059      0.001 m
 E LON:        283 44 30.72588      0.001 m      283 44 30.70481      0.001 m
 W LON:         76 15 29.27412      0.001 m       76 15 29.29519      0.001 m
 EL HGT:               -29.732 m    0.002 m              -31.132 m    0.002 m
 ORTHO HGT:              7.602 m    0.015 m  (= EL HGT - -37.334 GEOID18 HGT)

                 UTM COORDINATES    STATE PLANE COORDINATES
                  UTM (Zone 18)         SPC (3200 NC)
 NORTHING (Y)      4022542.756 m         290874.903 m
 EASTING (X)        387095.507 m         855730.319 m
 CONVERGENCE       -0.74564167 deg       1.58252500 deg
 POINT SCALE        0.99975706           1.00005343
 COMBINED FACTOR    0.99976173           1.00005810

 US NATIONAL GRID DESIGNATOR: 18SUF8709622543 (NAD 83)

 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

 MARK:      ncga (ncga  a    1; Gatesville; Gatesville, North Carolina  USA)

 REF FRAME:    NAD_83(2011) @ 2010.00000000          ITRF2014 @ 2021.11104925
 X:                1179989.155 m    0.001 m          1179988.249 m    0.001 m
 Y:               -4999989.565 m    0.001 m         -4999988.066 m    0.001 m
 Z:                3767286.865 m    0.001 m          3767286.782 m    0.001 m
 LAT:           36 26 12.65509      0.001 m       36 26 12.68504      0.001 m
 E LON:        283 16 43.48313      0.001 m      283 16 43.46154      0.001 m
 W LON:         76 43 16.51687      0.001 m       76 43 16.53846      0.001 m
 EL HGT:               -20.455 m    0.002 m              -21.845 m    0.002 m
 ORTHO HGT:             15.671 m    0.017 m  (= EL HGT - -36.126 GEOID18 HGT)

                 UTM COORDINATES    STATE PLANE COORDINATES
                  UTM (Zone 18)         SPC (3200 NC)
 NORTHING (Y)      4033779.750 m         300420.805 m
 EASTING (X)        345720.604 m         813921.934 m
 CONVERGENCE       -1.02251667 deg       1.31522500 deg
 POINT SCALE        0.99989326           1.00008662
 COMBINED FACTOR    0.99989647           1.00008983

 US NATIONAL GRID DESIGNATOR: 18SUF4572133780 (NAD 83)

 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

 MARK:      ou03 (ou03       1; ou03; ODU 3)

 REF FRAME:    NAD_83(2011) @ 2010.00000000          ITRF2014 @ 2021.11104925
 X:                1209332.444 m    0.001 m          1209331.536 m    0.001 m
 Y:               -4962292.897 m    0.002 m         -4962291.424 m    0.002 m
 Z:                3807317.148 m    0.002 m          3807317.084 m    0.002 m
 LAT:           36 53 11.86981      0.001 m       36 53 11.90019      0.001 m
 E LON:        283 41 46.49631      0.001 m      283 41 46.47478      0.001 m
 W LON:         76 18 13.50369      0.001 m       76 18 13.52522      0.001 m
 EL HGT:               -34.333 m    0.002 m              -35.688 m    0.002 m
 ORTHO HGT:              2.703 m    0.016 m  (= EL HGT - -37.036 GEOID18 HGT)

                 UTM COORDINATES    STATE PLANE COORDINATES
                  UTM (Zone 18)         SPC (4502 VA S)
 NORTHING (Y)      4083089.508 m        1063679.023 m
 EASTING (X)        383822.537 m        3695760.148 m
 CONVERGENCE       -0.78264167 deg       1.33295833 deg
 POINT SCALE        0.99976628           0.99998039
 COMBINED FACTOR    0.99977167           0.99998578

 US NATIONAL GRID DESIGNATOR: 18SUF8382383090 (NAD 83)

 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

 MARK:      ou18 (ou18       1; ou18)

 REF FRAME:    NAD_83(2011) @ 2010.00000000          ITRF2014 @ 2021.11104925
 X:                1208203.542 m    0.001 m          1208202.635 m    0.001 m
 Y:               -4962621.860 m    0.002 m         -4962620.387 m    0.002 m
 Z:                3807245.675 m    0.002 m          3807245.611 m    0.002 m
 LAT:           36 53 08.99411      0.001 m       36 53 09.02451      0.001 m
 E LON:        283 40 59.05751      0.001 m      283 40 59.03599      0.001 m
 W LON:         76 19 00.94249      0.001 m       76 19 00.96401      0.001 m
 EL HGT:               -35.283 m    0.002 m              -36.638 m    0.002 m
 ORTHO HGT:              1.732 m    0.016 m  (= EL HGT - -37.015 GEOID18 HGT)

                 UTM COORDINATES    STATE PLANE COORDINATES
                  UTM (Zone 18)         SPC (4502 VA S)
 NORTHING (Y)      4083017.012 m        1063563.157 m
 EASTING (X)        382647.012 m        3694587.851 m
 CONVERGENCE       -0.79053889 deg       1.32496111 deg
 POINT SCALE        0.99976966           0.99998051
 COMBINED FACTOR    0.99977520           0.99998605

 US NATIONAL GRID DESIGNATOR: 18SUF8264783017 (NAD 83)

 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

 MARK:      vagp (vagp  a    3; VA Gloucester Pt; Gloucester Point, Virginia  USA)

 REF FRAME:    NAD_83(2011) @ 2010.00000000          ITRF2014 @ 2021.11104925
 X:                1186732.991 m    0.001 m          1186732.073 m    0.001 m
 Y:               -4942859.116 m    0.001 m         -4942857.627 m    0.001 m
 Z:                3839380.313 m    0.001 m          3839380.235 m    0.001 m
 LAT:           37 14 55.00838      0.001 m       37 14 55.03900      0.001 m
 E LON:        283 30 02.26902      0.001 m      283 30 02.24692      0.001 m
 W LON:         76 29 57.73098      0.001 m       76 29 57.75308      0.001 m
 EL HGT:               -19.818 m    0.002 m              -21.188 m    0.002 m
 ORTHO HGT:             15.960 m    0.021 m  (= EL HGT - -35.778 GEOID18 HGT)

                 UTM COORDINATES    STATE PLANE COORDINATES
                  UTM (Zone 18)         SPC (4502 VA S)
 NORTHING (Y)      4123505.718 m        1103453.312 m
 EASTING (X)        367023.487 m        3677475.385 m
 CONVERGENCE       -0.90766389 deg       1.21423333 deg
 POINT SCALE        0.99981782           0.99994754
 COMBINED FACTOR    0.99982093           0.99995065

 US NATIONAL GRID DESIGNATOR: 18SUG6702323506 (NAD 83)

 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

 MARK:      w416 (w416       1; w416; W 416)

 REF FRAME:    NAD_83(2011) @ 2010.00000000          ITRF2014 @ 2021.11104925
 X:                1212033.971 m    0.001 m          1212033.063 m    0.001 m
 Y:               -4956728.409 m    0.002 m         -4956726.937 m    0.002 m
 Z:                3813659.510 m    0.002 m          3813659.447 m    0.002 m
 LAT:           36 57 29.21104      0.001 m       36 57 29.24151      0.001 m
 E LON:        283 44 25.85017      0.001 m      283 44 25.82868      0.001 m
 W LON:         76 15 34.14983      0.001 m       76 15 34.17132      0.001 m
 EL HGT:               -33.718 m    0.002 m              -35.071 m    0.002 m
 ORTHO HGT:              3.279 m    0.017 m  (= EL HGT - -36.997 GEOID18 HGT)

                 UTM COORDINATES    STATE PLANE COORDINATES
                  UTM (Zone 18)         SPC (4502 VA S)
 NORTHING (Y)      4090966.888 m        1071702.295 m
 EASTING (X)        387871.918 m        3699516.666 m
 CONVERGENCE       -0.75732222 deg       1.35982222 deg
 POINT SCALE        0.99975488           0.99997077
 COMBINED FACTOR    0.99976017           0.99997606

 US NATIONAL GRID DESIGNATOR: 18SUF8787290967 (NAD 83)


 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 CONSTRAINED MARKS
 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

 MARK:      loy2 (loy2  a    3; LOYOLA 2 COOP; Chesapeake, Virginia, U.S.A)
 CONSTRAIN: 3-D NORMAL
      N36:45:50.43110 W076:14:16.06827   -23.44m        NAD_83(2011) @ 2010.0000
              0.14cm           0.08cm     0.13cm        NEU SIGMAS
 SHIFTS N:      0.000 m (0.001 m) E:      0.000 m (0.001 m) H:     -0.001 m (0.001 m)

 REF FRAME:    NAD_83(2011) @ 2010.00000000          ITRF2014 @ 2021.11104925
 X:                1216986.213 m    0.001 m          1216985.298 m    0.001 m
 Y:               -4968828.058 m    0.001 m         -4968826.570 m    0.001 m
 Z:                3796431.071 m    0.001 m          3796430.998 m    0.001 m
 LAT:           36 45 50.43109      0.001 m       36 45 50.46147      0.001 m
 E LON:        283 45 43.93174      0.001 m      283 45 43.91017      0.001 m
 W LON:         76 14 16.06826      0.001 m       76 14 16.08983      0.001 m
 EL HGT:               -23.441 m    0.001 m              -24.817 m    0.001 m
 ORTHO HGT:             13.842 m    0.017 m  (= EL HGT - -37.283 GEOID18 HGT)

                 UTM COORDINATES    STATE PLANE COORDINATES
                  UTM (Zone 18)         SPC (4502 VA S)
 NORTHING (Y)      4069407.907 m        1050214.000 m
 EASTING (X)        389523.825 m        3701963.852 m
 CONVERGENCE       -0.74092222 deg       1.37298611 deg
 POINT SCALE        0.99975036           1.00000048
 COMBINED FACTOR    0.99975404           1.00000416

 US NATIONAL GRID DESIGNATOR: 18SUF8952469408 (NAD 83)

