














                                  SURVEY CONTROL DATA
                                
                             STATE=CJ
                             [MAY 15, 2026 23:57:1]
                    PROGRAM = datasheet95, VERSION = 8.12.5.20
1    National Geodetic Survey, Retrieval Date = MAY 15, 2026 23:57:17 EDT
 AB9320 ***********************************************************************
 AB9320  DESIGNATION -  BM 50
 AB9320  PID         -  AB9320
 AB9320  STATE/COUNTY-  CJ/DISTRICT OF CAYMAN ISLANDS
 AB9320  COUNTRY     -  CAYMAN ISLANDS
 AB9320  USGS QUAD   -  
 AB9320
 AB9320                         *CURRENT SURVEY CONTROL
 AB9320  ______________________________________________________________________
 AB9320* NAD 83(2011) POSITION- 19 41 31.86224(N) 079 52 59.12554(W)   NO CHECK
 AB9320* NAD 83(2011) ELLIP HT-   -15.295 (meters)        (06/27/12)   NO CHECK
 AB9320* NAD 83(2011) EPOCH   -  2010.00
 AB9320* LMSL    ORTHO HEIGHT -     0.55  (meters)        1.8   (feet) LEVELING
 AB9320  ______________________________________________________________________
 AB9320  GEOID HEIGHT    -        -18.540 (meters)                     EGM08
 AB9320  NAD 83(2011) X  -  1,055,241.845 (meters)                     COMP
 AB9320  NAD 83(2011) Y  - -5,913,983.956 (meters)                     COMP
 AB9320  NAD 83(2011) Z  -  2,135,639.546 (meters)                     COMP
 AB9320  LAPLACE CORR    -         -0.36  (seconds)                    DCAR97
 AB9320  VERT ORDER      -  THIRD ?
 AB9320
 AB9320  Network accuracy estimates per FGDC Geospatial Positioning Accuracy
 AB9320  Standards:
 AB9320         FGDC (95% conf, cm)     Standard deviation (cm)     CorrNE
 AB9320            Horiz  Ellip           SD_N   SD_E   SD_h      (unitless)
 AB9320  -------------------------------------------------------------------
 AB9320  NETWORK    4.03   7.15           0.82   2.00   3.65      0.29197843
 AB9320  -------------------------------------------------------------------
 AB9320  Click here for local accuracies and other accuracy information.
 AB9320
 AB9320.The horizontal coordinates were established by GPS observations
 AB9320.and adjusted by the National Geodetic Survey in June 2012.
 AB9320
 AB9320.NAD 83(2011) refers to NAD 83 coordinates where the reference frame has 
 AB9320.been affixed to the stable North American tectonic plate. See 
 AB9320.www.ngs.noaa.gov/web/surveys/NA2011 for more information. 
 AB9320
 AB9320.The horizontal coordinates are valid at the epoch date displayed above
 AB9320.which is a decimal equivalence of Year/Month/Day.
 AB9320
 AB9320.No horizontal observational check was made to the station.
 AB9320
 AB9320.The orthometric height was determined by differential leveling.
 AB9320.The vertical network tie was performed by a horz. field party for horz.
 AB9320.obs reductions. Reset procedures were used to establish the elevation.
 AB9320
 AB9320.Significant digits in the geoid height do not necessarily reflect accuracy.
 AB9320
 AB9320.Click photographs - Photos may exist for this station.
 AB9320
 AB9320.The X, Y, and Z were computed from the position and the ellipsoidal ht.
 AB9320
 AB9320.The Laplace correction was computed from DCAR97 derived deflections.
 AB9320
 AB9320.The ellipsoidal height was determined by GPS observations
 AB9320.and is referenced to NAD 83.
 AB9320
 AB9320. The following values were computed from the NAD 83(2011) position.
 AB9320
 AB9320;                    North         East     Units Scale Factor Converg.
 AB9320;UTM  17      - 2,177,803.493   617,065.775   MT  0.99976939   +0 22 35.1
 AB9320
 AB9320!             -  Elev Factor  x  Scale Factor =   Combined Factor
 AB9320!UTM  17      -   1.00000240  x   0.99976939  =   0.99977179
 AB9320
 AB9320_U.S. NATIONAL GRID SPATIAL ADDRESS: 17QPB1706577803(NAD 83)
 AB9320
 AB9320                          SUPERSEDED SURVEY CONTROL
 AB9320
 AB9320  NAD 83(2007)-  19 41 31.86231(N)    079 52 59.12621(W) AD(2002.00) 0
 AB9320  ELLIP H (02/10/07)  -15.269  (m)                       GP(2002.00)    
 AB9320  NAD 83(1996)-  19 41 31.86211(N)    079 52 59.12649(W) AD(       ) 1
 AB9320  ELLIP H (12/09/96)  -15.271  (m)                       GP(       ) 1 1
 AB9320
 AB9320.Superseded values are not recommended for survey control.
 AB9320
 AB9320.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
 AB9320.See file dsdata.pdf to determine how the superseded data were derived.
 AB9320
 AB9320_MARKER: Z = SEE DESCRIPTION
 AB9320_SETTING: 0 = UNSPECIFIED SETTING
 AB9320_MAGNETIC: N = NO MAGNETIC MATERIAL
 AB9320_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY
 AB9320_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR
 AB9320+SATELLITE: SATELLITE OBSERVATIONS - February 01, 2007
 AB9320
 AB9320  HISTORY     - Date     Condition        Report By
 AB9320  HISTORY     - 1996     MONUMENTED       NGS
 AB9320  HISTORY     - 20070201 GOOD             NGS
 AB9320
 AB9320                          STATION DESCRIPTION
 AB9320
 AB9320'DESCRIBED BY NATIONAL GEODETIC SURVEY 1996
 AB9320'NO DESCRIPTION SUBMITTED FOR THIS POINT.  TEXT CREATED BY ADDESC.
 AB9320
 AB9320                          STATION RECOVERY (2007)
 AB9320
 AB9320'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 2007 (DW)
 AB9320'MARK IS ON CAYMAN BRAC ISLAND, ALONG NW SIDE OF ISLAND NEAR WEST END.
 AB9320'MARK IS A HUB ATOP A CONCRETE POST SET ONTO A CORAL OUTCROP, ALONG THE
 AB9320'NORTH SIDE OF A CARVED, MINI-HARBOR AT SITE OF OLD BUCCANEER'S INN
 AB9320'CANAL, AT NORTH END OF ROBERT FOSTER LANE.
1    National Geodetic Survey, Retrieval Date = MAY 15, 2026 23:57:17 EDT
 AB9321 ***********************************************************************
 AB9321  DESIGNATION -  C152
 AB9321  PID         -  AB9321
 AB9321  STATE/COUNTY-  CJ/DISTRICT OF CAYMAN ISLANDS
 AB9321  COUNTRY     -  CAYMAN ISLANDS
 AB9321  USGS QUAD   -  
 AB9321
 AB9321                         *CURRENT SURVEY CONTROL
 AB9321  ______________________________________________________________________
 AB9321* NAD 83(2011) POSITION- 19 45 10.74148(N) 079 43 32.17847(W)   NO CHECK
 AB9321* NAD 83(2011) ELLIP HT-    26.042 (meters)        (06/27/12)   NO CHECK
 AB9321* NAD 83(2011) EPOCH   -  2010.00
 AB9321* LMSL    ORTHO HEIGHT -    42.25  (meters)      138.6   (feet) LEVELING
 AB9321  ______________________________________________________________________
 AB9321  GEOID HEIGHT    -        -18.746 (meters)                     EGM08
 AB9321  NAD 83(2011) X  -  1,071,095.050 (meters)                     COMP
 AB9321  NAD 83(2011) Y  - -5,908,864.504 (meters)                     COMP
 AB9321  NAD 83(2011) Z  -  2,141,989.257 (meters)                     COMP
 AB9321  LAPLACE CORR    -         -0.92  (seconds)                    DCAR97
 AB9321  VERT ORDER      -  THIRD ?
 AB9321
 AB9321  Network accuracy estimates per FGDC Geospatial Positioning Accuracy
 AB9321  Standards:
 AB9321         FGDC (95% conf, cm)     Standard deviation (cm)     CorrNE
 AB9321            Horiz  Ellip           SD_N   SD_E   SD_h      (unitless)
 AB9321  -------------------------------------------------------------------
 AB9321  NETWORK    4.31   7.37           0.90   2.13   3.76      0.32815939
 AB9321  -------------------------------------------------------------------
 AB9321  Click here for local accuracies and other accuracy information.
 AB9321
 AB9321.The horizontal coordinates were established by GPS observations
 AB9321.and adjusted by the National Geodetic Survey in June 2012.
 AB9321
 AB9321.NAD 83(2011) refers to NAD 83 coordinates where the reference frame has 
 AB9321.been affixed to the stable North American tectonic plate. See 
 AB9321.www.ngs.noaa.gov/web/surveys/NA2011 for more information. 
 AB9321
 AB9321.The horizontal coordinates are valid at the epoch date displayed above
 AB9321.which is a decimal equivalence of Year/Month/Day.
 AB9321
 AB9321.No horizontal observational check was made to the station.
 AB9321
 AB9321.The orthometric height was determined by differential leveling.
 AB9321.The vertical network tie was performed by a horz. field party for horz.
 AB9321.obs reductions. Reset procedures were used to establish the elevation.
 AB9321
 AB9321.Significant digits in the geoid height do not necessarily reflect accuracy.
 AB9321
 AB9321.Click photographs - Photos may exist for this station.
 AB9321
 AB9321.The X, Y, and Z were computed from the position and the ellipsoidal ht.
 AB9321
 AB9321.The Laplace correction was computed from DCAR97 derived deflections.
 AB9321
 AB9321.The ellipsoidal height was determined by GPS observations
 AB9321.and is referenced to NAD 83.
 AB9321
 AB9321. The following values were computed from the NAD 83(2011) position.
 AB9321
 AB9321;                    North         East     Units Scale Factor Converg.
 AB9321;UTM  17      - 2,184,648.784   633,523.628   MT  0.99982036   +0 25 50.8
 AB9321
 AB9321!             -  Elev Factor  x  Scale Factor =   Combined Factor
 AB9321!UTM  17      -   0.99999591  x   0.99982036  =   0.99981627
 AB9321
 AB9321_U.S. NATIONAL GRID SPATIAL ADDRESS: 17QPB3352384648(NAD 83)
 AB9321
 AB9321                          SUPERSEDED SURVEY CONTROL
 AB9321
 AB9321  NAD 83(2007)-  19 45 10.74155(N)    079 43 32.17914(W) AD(2002.00) 0
 AB9321  ELLIP H (02/10/07)   26.067  (m)                       GP(2002.00)    
 AB9321  NAD 83(1996)-  19 45 10.74135(N)    079 43 32.17942(W) AD(       ) 1
 AB9321  ELLIP H (12/09/96)   26.065  (m)                       GP(       ) 1 1
 AB9321
 AB9321.Superseded values are not recommended for survey control.
 AB9321
 AB9321.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
 AB9321.See file dsdata.pdf to determine how the superseded data were derived.
 AB9321
 AB9321_MARKER: Z = SEE DESCRIPTION
 AB9321_SETTING: 0 = UNSPECIFIED SETTING
 AB9321_MAGNETIC: N = NO MAGNETIC MATERIAL
 AB9321_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY
 AB9321_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR
 AB9321+SATELLITE: SATELLITE OBSERVATIONS - February 01, 2007
 AB9321
 AB9321  HISTORY     - Date     Condition        Report By
 AB9321  HISTORY     - 1996     MONUMENTED       NGS
 AB9321  HISTORY     - 20070201 GOOD             NGS
 AB9321
 AB9321                          STATION DESCRIPTION
 AB9321
 AB9321'DESCRIBED BY NATIONAL GEODETIC SURVEY 1996
 AB9321'NO DESCRIPTION SUBMITTED FOR THIS POINT.  TEXT CREATED BY ADDESC.
 AB9321
 AB9321                          STATION RECOVERY (2007)
 AB9321
 AB9321'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 2007 (DW)
 AB9321'MARK IS ON CAYMAN BRAC ISLAND, AT ENE END.  MARK IS A STEEL HUB ATOP A
 AB9321'CONCRETE POST INSCRIBED 'DOS 1970 C152', SET ONTO A CORAL OUTCROP, 15
 AB9321'FEET WEST OF CLIFF EDGE AT TOP OF CLIFF, ABOUT 500 PACES WEST ALONG
 AB9321'HERITAGE TRAIL FROM LIGHT HORN AT PARKING LOT AT EAST END OF MAJOR
 AB9321'DONALD DRIVE.
1    National Geodetic Survey, Retrieval Date = MAY 15, 2026 23:57:17 EDT
 AB9319 ***********************************************************************
 AB9319  DESIGNATION -  C277
 AB9319  PID         -  AB9319
 AB9319  STATE/COUNTY-  CJ/DISTRICT OF CAYMAN ISLANDS
 AB9319  COUNTRY     -  CAYMAN ISLANDS
 AB9319  USGS QUAD   -  
 AB9319
 AB9319                         *CURRENT SURVEY CONTROL
 AB9319  ______________________________________________________________________
 AB9319* NAD 83(2011) POSITION- 19 21 12.46349(N) 081 05 56.91153(W)   NO CHECK
 AB9319* NAD 83(2011) ELLIP HT-   -12.540 (meters)        (06/27/12)   NO CHECK
 AB9319* NAD 83(2011) EPOCH   -  2010.00
 AB9319* LMSL    ORTHO HEIGHT -     1.43  (meters)        4.7   (feet) LEVELING
 AB9319  ______________________________________________________________________
 AB9319  GEOID HEIGHT    -        -16.110 (meters)                     EGM08
 AB9319  NAD 83(2011) X  -    931,433.762 (meters)                     COMP
 AB9319  NAD 83(2011) Y  - -5,947,428.987 (meters)                     COMP
 AB9319  NAD 83(2011) Z  -  2,100,300.330 (meters)                     COMP
 AB9319  LAPLACE CORR    -         -1.91  (seconds)                    DCAR97
 AB9319  VERT ORDER      -  THIRD ?
 AB9319
 AB9319  Network accuracy estimates per FGDC Geospatial Positioning Accuracy
 AB9319  Standards:
 AB9319         FGDC (95% conf, cm)     Standard deviation (cm)     CorrNE
 AB9319            Horiz  Ellip           SD_N   SD_E   SD_h      (unitless)
 AB9319  -------------------------------------------------------------------
 AB9319  NETWORK    3.20   6.96           0.69   1.59   3.55     -0.00571708
 AB9319  -------------------------------------------------------------------
 AB9319  Click here for local accuracies and other accuracy information.
 AB9319
 AB9319.The horizontal coordinates were established by GPS observations
 AB9319.and adjusted by the National Geodetic Survey in June 2012.
 AB9319
 AB9319.NAD 83(2011) refers to NAD 83 coordinates where the reference frame has 
 AB9319.been affixed to the stable North American tectonic plate. See 
 AB9319.www.ngs.noaa.gov/web/surveys/NA2011 for more information. 
 AB9319
 AB9319.The horizontal coordinates are valid at the epoch date displayed above
 AB9319.which is a decimal equivalence of Year/Month/Day.
 AB9319
 AB9319.No horizontal observational check was made to the station.
 AB9319
 AB9319.The orthometric height was determined by differential leveling.
 AB9319.The vertical network tie was performed by a horz. field party for horz.
 AB9319.obs reductions. Reset procedures were used to establish the elevation.
 AB9319
 AB9319.Significant digits in the geoid height do not necessarily reflect accuracy.
 AB9319
 AB9319.Click photographs - Photos may exist for this station.
 AB9319
 AB9319.The X, Y, and Z were computed from the position and the ellipsoidal ht.
 AB9319
 AB9319.The Laplace correction was computed from DCAR97 derived deflections.
 AB9319
 AB9319.The ellipsoidal height was determined by GPS observations
 AB9319.and is referenced to NAD 83.
 AB9319
 AB9319. The following values were computed from the NAD 83(2011) position.
 AB9319
 AB9319;                    North         East     Units Scale Factor Converg.
 AB9319;UTM  17      - 2,139,940.987   489,587.532   MT  0.99960134   -0 01 58.3
 AB9319
 AB9319!             -  Elev Factor  x  Scale Factor =   Combined Factor
 AB9319!UTM  17      -   1.00000197  x   0.99960134  =   0.99960331
 AB9319
 AB9319_U.S. NATIONAL GRID SPATIAL ADDRESS: 17QMB8958739940(NAD 83)
 AB9319
 AB9319                          SUPERSEDED SURVEY CONTROL
 AB9319
 AB9319  NAD 83(2007)-  19 21 12.46354(N)    081 05 56.91218(W) AD(2002.00) 0
 AB9319  ELLIP H (02/10/07)  -12.514  (m)                       GP(2002.00)    
 AB9319  NAD 83(1996)-  19 21 12.46334(N)    081 05 56.91245(W) AD(       ) 1
 AB9319  ELLIP H (12/09/96)  -12.516  (m)                       GP(       ) 1 1
 AB9319
 AB9319.Superseded values are not recommended for survey control.
 AB9319
 AB9319.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
 AB9319.See file dsdata.pdf to determine how the superseded data were derived.
 AB9319
 AB9319_MARKER: Z = SEE DESCRIPTION
 AB9319_SETTING: 0 = UNSPECIFIED SETTING
 AB9319_MAGNETIC: N = NO MAGNETIC MATERIAL
 AB9319_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY
 AB9319_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR
 AB9319+SATELLITE: SATELLITE OBSERVATIONS - February 01, 2007
 AB9319
 AB9319  HISTORY     - Date     Condition        Report By
 AB9319  HISTORY     - 1996     MONUMENTED       NGS
 AB9319  HISTORY     - 20070201 GOOD             NGS
 AB9319
 AB9319                          STATION DESCRIPTION
 AB9319
 AB9319'DESCRIBED BY NATIONAL GEODETIC SURVEY 1996
 AB9319'NO DESCRIPTION SUBMITTED FOR THIS POINT.  TEXT CREATED BY ADDESC.
 AB9319
 AB9319                          STATION RECOVERY (2007)
 AB9319
 AB9319'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 2007 (DW)
 AB9319'STATION IS ON GRAND CAYMAN ISLAND, AT EAST END OF ISLAND.  MARK IS AN
 AB9319'IRON ROD WITH A CENTER PUNCH SET INTO A CONCRETE POST INSCRIBED
 AB9319''D.O.S. C277 1971'.
 AB9319'FROM MORRITT'S TORTUGA CLUB (LONG COCONUT POINT), GO N AND W ALONG
 AB9319'QUEENS HWY FOR 0.8 MI.  GO NE (RIGHT) ON SPOTTER WAY FOR 0.1 MI, THEN
 AB9319'W (LEFT) ON TRAIL FOR 0.1 MI, THEN W (LEFT) ON NEXT TRAIL.  CONTINUE
 AB9319'0.2 MI AND TAKE FOOT TRAIL TO SHORE.  GO ABOUT 150 YARDS E ALONG COAST
 AB9319'TO CORAL OUTCROP AREA.  MARK IS NEAR CENTER OF AREA AND IS EXPOSED 0.3
 AB9319'FEET.  MARK IS ABOUT 100 YARDS W OF SPOTTER BAY (TINY COVE).
1    National Geodetic Survey, Retrieval Date = MAY 15, 2026 23:57:17 EDT
 AB9497 ***********************************************************************
 AB9497  DESIGNATION -  MWCR A
 AB9497  PID         -  AB9497
 AB9497  STATE/COUNTY-  CJ/DISTRICT OF CAYMAN ISLANDS
 AB9497  COUNTRY     -  CAYMAN ISLANDS
 AB9497  USGS QUAD   -  
 AB9497
 AB9497                         *CURRENT SURVEY CONTROL
 AB9497  ______________________________________________________________________
 AB9497* NAD 83(1996) POSITION- 19 17 28.37569(N) 081 22 05.63746(W)   ADJUSTED
 AB9497* NAD 83(1996) ELLIP HT-   -11.116 (meters)        (12/30/96)   ADJUSTED
 AB9497* LMSL    ORTHO HEIGHT -     1.8   (meters)        6.    (feet) GPS OBS
 AB9497  ______________________________________________________________________
 AB9497  LMSL orthometric height was determined with geoid model       EGM96
 AB9497  GEOID HEIGHT    -        -16.012 (meters)                     EGM96
 AB9497  GEOID HEIGHT    -        -15.233 (meters)                     EGM08
 AB9497  NAD 83(1996) X  -    903,833.778 (meters)                     COMP
 AB9497  NAD 83(1996) Y  - -5,953,993.300 (meters)                     COMP
 AB9497  NAD 83(1996) Z  -  2,093,798.491 (meters)                     COMP
 AB9497  LAPLACE CORR    -         -1.77  (seconds)                    DCAR97
 AB9497  HORZ ORDER      -  FIRST
 AB9497  ELLP ORDER      -  FOURTH    CLASS II
 AB9497
 AB9497.The horizontal coordinates were established by GPS observations
 AB9497.and adjusted by the National Geodetic Survey in December 1996.
 AB9497
 AB9497.The orthometric height was determined by GPS observations and a
 AB9497.high-resolution geoid model.
 AB9497
 AB9497.Significant digits in the geoid height do not necessarily reflect accuracy.
 AB9497
 AB9497.Click photographs - Photos may exist for this station.
 AB9497
 AB9497.The X, Y, and Z were computed from the position and the ellipsoidal ht.
 AB9497
 AB9497.The Laplace correction was computed from DCAR97 derived deflections.
 AB9497
 AB9497.The ellipsoidal height was determined by GPS observations
 AB9497.and is referenced to NAD 83.
 AB9497
 AB9497. The following values were computed from the NAD 83(1996) position.
 AB9497
 AB9497;                    North         East     Units Scale Factor Converg.
 AB9497;UTM  17      - 2,133,091.383   461,311.266   MT  0.99961850   -0 07 18.0
 AB9497
 AB9497!             -  Elev Factor  x  Scale Factor =   Combined Factor
 AB9497!UTM  17      -   1.00000175  x   0.99961850  =   0.99962025
 AB9497
 AB9497_U.S. NATIONAL GRID SPATIAL ADDRESS: 17QMB6131133091(NAD 83)
 AB9497
 AB9497                          SUPERSEDED SURVEY CONTROL
 AB9497
 AB9497.No superseded survey control is available for this station.
 AB9497
 AB9497_MARKER: DH = HORIZONTAL CONTROL DISK
 AB9497_SETTING: 30 = SET IN A LIGHT STRUCTURE
 AB9497_SP_SET: UTILITY INSPECTION PAD
 AB9497_STAMPING: MWCR A 1966
 AB9497_MARK LOGO: NGS
 AB9497_MAGNETIC: N = NO MAGNETIC MATERIAL
 AB9497_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
 AB9497+STABILITY: SURFACE MOTION
 AB9497_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR
 AB9497+SATELLITE: SATELLITE OBSERVATIONS - 1996
 AB9497
 AB9497  HISTORY     - Date     Condition        Report By
 AB9497  HISTORY     - 1996     MONUMENTED       NGS
 AB9497
 AB9497                          STATION DESCRIPTION
 AB9497
 AB9497'DESCRIBED BY NATIONAL GEODETIC SURVEY 1996 (AJL)
 AB9497'STATION IS LOCATED AT THE OWEN ROBERTS INTERNATIONAL AIRPORT, ON GRAND
 AB9497'CAYMAN, CAYMAN ISLANDS, B.W.I.  STATION IS LOCATED AT THE EASTERN END
 AB9497'OF THE AIRPORT ALONG AN ABANDONED PAVED ROAD.  OWNERSHIP--CIVIL
 AB9497'AVIATION AUTHORITY OF THE CAYMAN ISLANDS.  ACCESS TO THE MARK CAN BE
 AB9497'OBTAINED FROM MR.  JEREMY JACKSON, CHIEF OF AVIATION SERVICES, P.O.BOX
 AB9497'277, BEACON HOUSE, GRAND CAYMAN, CAYMAN ISLANDS, TELEPHONE (809)
 AB9497'949-7811.  ADDITIONAL ASSISTANCE CAN BE OBTAINED BY CONTACTING MR.
 AB9497'ALISTER AYERS, CHIEF SURVEYOR, LANDS AND SURVEY DEPARTMENT, P.O.  BOX
 AB9497'1089, GOVERNMENT TOWER BUILDING, GRAND CAYMAN, CAYMAN ISLANDS,
 AB9497'TELEPHONE (809) 947-4306.  STATION IS 6.2 METERS (20.3 FT) EAST OF THE
 AB9497'APPROXIMATE CENTERLINE OF THE ABANDONED ROAD, 33.2 METERS (108.9 FT)
 AB9497'SOUTH OF THE CENTERLINE OF AN ACCESS GATE ONTO CREWE ROAD, AND 8.1
 AB9497'METERS (26.6 FT) WEST OF A CIRCULAR MAN HOLE COVER, AND SET IN THE
 AB9497'SOUTH END OF THE RECTANGULAR FOUNDATION OF A TELEPHONE INSPECTION
 AB9497'HATCH.  THIS MARK HAS BEEN SELECTED AS A SECONDARY AIRPORT CONTROL
 AB9497'STATION (SACS) .
1    National Geodetic Survey, Retrieval Date = MAY 15, 2026 23:57:17 EDT
 AB9263 ***********************************************************************
 AB9263  DESIGNATION -  VIDAL BARKERS
 AB9263  PID         -  AB9263
 AB9263  STATE/COUNTY-  CJ/DISTRICT OF CAYMAN ISLANDS
 AB9263  COUNTRY     -  CAYMAN ISLANDS
 AB9263  USGS QUAD   -  
 AB9263
 AB9263                         *CURRENT SURVEY CONTROL
 AB9263  ______________________________________________________________________
 AB9263* NAD 83(2011) POSITION- 19 22 52.36783(N) 081 21 40.02196(W)   NO CHECK
 AB9263* NAD 83(2011) ELLIP HT-   -13.049 (meters)        (06/27/12)   NO CHECK
 AB9263* NAD 83(2011) EPOCH   -  2010.00
 AB9263* LMSL    ORTHO HEIGHT -     0.13  (meters)        0.4   (feet) LEVELING
 AB9263  ______________________________________________________________________
 AB9263  GEOID HEIGHT    -        -15.432 (meters)                     EGM08
 AB9263  NAD 83(2011) X  -    904,077.430 (meters)                     COMP
 AB9263  NAD 83(2011) Y  - -5,950,617.975 (meters)                     COMP
 AB9263  NAD 83(2011) Z  -  2,103,198.280 (meters)                     COMP
 AB9263  LAPLACE CORR    -         -1.38  (seconds)                    DCAR97
 AB9263  VERT ORDER      -  THIRD ?
 AB9263
 AB9263  Network accuracy estimates per FGDC Geospatial Positioning Accuracy
 AB9263  Standards:
 AB9263         FGDC (95% conf, cm)     Standard deviation (cm)     CorrNE
 AB9263            Horiz  Ellip           SD_N   SD_E   SD_h      (unitless)
 AB9263  -------------------------------------------------------------------
 AB9263  NETWORK    2.98   2.21           0.58   1.49   1.13      0.01492840
 AB9263  -------------------------------------------------------------------
 AB9263  Click here for local accuracies and other accuracy information.
 AB9263
 AB9263.The horizontal coordinates were established by GPS observations
 AB9263.and adjusted by the National Geodetic Survey in June 2012.
 AB9263
 AB9263.NAD 83(2011) refers to NAD 83 coordinates where the reference frame has 
 AB9263.been affixed to the stable North American tectonic plate. See 
 AB9263.www.ngs.noaa.gov/web/surveys/NA2011 for more information. 
 AB9263
 AB9263.The horizontal coordinates are valid at the epoch date displayed above
 AB9263.which is a decimal equivalence of Year/Month/Day.
 AB9263
 AB9263.No horizontal observational check was made to the station.
 AB9263
 AB9263.The orthometric height was determined by differential leveling.
 AB9263.The vertical network tie was performed by a horz. field party for horz.
 AB9263.obs reductions. Reset procedures were used to establish the elevation.
 AB9263
 AB9263.Significant digits in the geoid height do not necessarily reflect accuracy.
 AB9263
 AB9263.Click photographs - Photos may exist for this station.
 AB9263
 AB9263.The X, Y, and Z were computed from the position and the ellipsoidal ht.
 AB9263
 AB9263.The Laplace correction was computed from DCAR97 derived deflections.
 AB9263
 AB9263.The ellipsoidal height was determined by GPS observations
 AB9263.and is referenced to NAD 83.
 AB9263
 AB9263. The following values were computed from the NAD 83(2011) position.
 AB9263
 AB9263;                    North         East     Units Scale Factor Converg.
 AB9263;UTM  17      - 2,143,048.390   462,079.645   MT  0.99961777   -0 07 11.4
 AB9263
 AB9263!             -  Elev Factor  x  Scale Factor =   Combined Factor
 AB9263!UTM  17      -   1.00000205  x   0.99961777  =   0.99961982
 AB9263
 AB9263_U.S. NATIONAL GRID SPATIAL ADDRESS: 17QMB6207943048(NAD 83)
 AB9263
 AB9263                          SUPERSEDED SURVEY CONTROL
 AB9263
 AB9263  NAD 83(2007)-  19 22 52.36788(N)    081 21 40.02261(W) AD(2002.00) 0
 AB9263  ELLIP H (02/10/07)  -13.023  (m)                       GP(2002.00)    
 AB9263  NAD 83(1996)-  19 22 52.36768(N)    081 21 40.02289(W) AD(       ) 1
 AB9263  ELLIP H (12/09/96)  -13.024  (m)                       GP(       ) 1 1
 AB9263
 AB9263.Superseded values are not recommended for survey control.
 AB9263
 AB9263.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
 AB9263.See file dsdata.pdf to determine how the superseded data were derived.
 AB9263
 AB9263_MARKER: DS = TRIANGULATION STATION DISK
 AB9263_SETTING: 0 = UNSPECIFIED SETTING
 AB9263_MAGNETIC: O = OTHER; SEE DESCRIPTION
 AB9263_STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD
 AB9263+STABILITY: POSITION/ELEVATION WELL
 AB9263_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR
 AB9263+SATELLITE: SATELLITE OBSERVATIONS - February 01, 2007
 AB9263
 AB9263  HISTORY     - Date     Condition        Report By
 AB9263  HISTORY     - 1971     MONUMENTED       CIHD
 AB9263  HISTORY     - 20070201 GOOD             NGS
 AB9263
 AB9263                          STATION DESCRIPTION
 AB9263
 AB9263'DESCRIBED BY CAYMAN ISLAND HYDROGRAPHIC DEPARTMENT 1971
 AB9263'STATION IS LOCATED ON THE NORTHWEST TIP OF GRAND CAYMAN ISLAND, B.W.I.
 AB9263'CEMENTED INTO AN EXPOSED FOSSILIZED CORAL FORMATION.  TO REACH
 AB9263'STATION, CONTACT MR.  ALLISTER AYERS, CHIEF SURVEYOR, LANDS AND SURVEY
 AB9263'DEPARTMENT, P.O.  BOX 1089 GT, GOVERNMENT TOWER BUILDING, GRAND
 AB9263'CAYMAN, CAYMAN ISLANDS, B.W.I., PHONE (809) 947-4306.  NO REASONABLE
 AB9263'DESCRIPTION COULD BE MADE TO REACH STATION.
 AB9263
 AB9263                          STATION RECOVERY (2007)
 AB9263
 AB9263'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 2007 (DW)
 AB9263'STATION IS A HYDROGRAPHIC DEPARTMENT ADMIRALTY LONDON SWI
 AB9263'TRIANGULATION DISK SET ATOP A PROTRUDING CORAL OUTCROP (WHICH IS
 AB9263'COVERED AT HIGH TIDE) AND STAMPED 'VIDAL BARKERS 1956'.  IT IS ON THE
 AB9263'ISLAND OF GRAND CAYMAN, ON WEST BAY PENINSULA, AT EXTREME EAST END
 AB9263'POINT, KNOWN AS HEAD OF BARKERS AT SEAWARD ENTRANCE TO NORTH SOUND.
 AB9263'TO ACCESS FROM CONCH POINT ROAD AND REGINALD PARSONS DRIVE, GO ESE ON
 AB9263'CONCH PT RD INTO BARKERS NAT'L PARK.  GO 0.5 MILES AND MAKE DOG-LEG
 AB9263'LEFT.  GO 0.7 MI AND BEAR RIGHT (SOUTH) AT BEACH.  GO 0.3 MI AND BEAR
 AB9263'LEFT.  GO 0.4 MI TO ROTARY AT END OF ROAD.  WALK ABOUT 100 YARDS TO AN
 AB9263'UPROOTED CONCRETE POST WITH TILTED PVC PIPE.  STATION IS OFF SHORE
 AB9263'ABOUT 60 YARDS TO NE.
1    National Geodetic Survey, Retrieval Date = MAY 15, 2026 23:57:17 EDT
 AB9262 ***********************************************************************
 AB9262  DESIGNATION -  VIDAL SPOT
 AB9262  PID         -  AB9262
 AB9262  STATE/COUNTY-  CJ/DISTRICT OF CAYMAN ISLANDS
 AB9262  COUNTRY     -  CAYMAN ISLANDS
 AB9262  USGS QUAD   -  
 AB9262
 AB9262                         *CURRENT SURVEY CONTROL
 AB9262  ______________________________________________________________________
 AB9262* NAD 83(2011) POSITION- 19 18 13.18590(N) 081 23 00.57022(W)   NO CHECK
 AB9262* NAD 83(2011) ELLIP HT-   -12.045 (meters)        (06/27/12)   NO CHECK
 AB9262* NAD 83(2011) EPOCH   -  2010.00
 AB9262* LMSL    ORTHO HEIGHT -     0.91  (meters)        3.0   (feet) LEVELING
 AB9262  ______________________________________________________________________
 AB9262  GEOID HEIGHT    -        -15.216 (meters)                     EGM08
 AB9262  NAD 83(2011) X  -    902,179.719 (meters)                     COMP
 AB9262  NAD 83(2011) Y  - -5,953,782.729 (meters)                     COMP
 AB9262  NAD 83(2011) Z  -  2,095,098.627 (meters)                     COMP
 AB9262  LAPLACE CORR    -         -1.47  (seconds)                    DCAR97
 AB9262  VERT ORDER      -  THIRD ?
 AB9262
 AB9262  Network accuracy estimates per FGDC Geospatial Positioning Accuracy
 AB9262  Standards:
 AB9262         FGDC (95% conf, cm)     Standard deviation (cm)     CorrNE
 AB9262            Horiz  Ellip           SD_N   SD_E   SD_h      (unitless)
 AB9262  -------------------------------------------------------------------
 AB9262  NETWORK    2.78   1.96           0.42   1.40   1.00      0.00934389
 AB9262  -------------------------------------------------------------------
 AB9262  Click here for local accuracies and other accuracy information.
 AB9262
 AB9262.The horizontal coordinates were established by GPS observations
 AB9262.and adjusted by the National Geodetic Survey in June 2012.
 AB9262
 AB9262.NAD 83(2011) refers to NAD 83 coordinates where the reference frame has 
 AB9262.been affixed to the stable North American tectonic plate. See 
 AB9262.www.ngs.noaa.gov/web/surveys/NA2011 for more information. 
 AB9262
 AB9262.The horizontal coordinates are valid at the epoch date displayed above
 AB9262.which is a decimal equivalence of Year/Month/Day.
 AB9262
 AB9262.No horizontal observational check was made to the station.
 AB9262
 AB9262.The orthometric height was determined by differential leveling.
 AB9262.The vertical network tie was performed by a horz. field party for horz.
 AB9262.obs reductions. Reset procedures were used to establish the elevation.
 AB9262
 AB9262.Significant digits in the geoid height do not necessarily reflect accuracy.
 AB9262
 AB9262.Click photographs - Photos may exist for this station.
 AB9262
 AB9262.The X, Y, and Z were computed from the position and the ellipsoidal ht.
 AB9262
 AB9262.The Laplace correction was computed from DCAR97 derived deflections.
 AB9262
 AB9262.The ellipsoidal height was determined by GPS observations
 AB9262.and is referenced to NAD 83.
 AB9262
 AB9262. The following values were computed from the NAD 83(2011) position.
 AB9262
 AB9262;                    North         East     Units Scale Factor Converg.
 AB9262;UTM  17      - 2,134,472.190   459,711.081   MT  0.99962006   -0 07 36.4
 AB9262
 AB9262!             -  Elev Factor  x  Scale Factor =   Combined Factor
 AB9262!UTM  17      -   1.00000189  x   0.99962006  =   0.99962195
 AB9262
 AB9262_U.S. NATIONAL GRID SPATIAL ADDRESS: 17QMB5971134472(NAD 83)
 AB9262
 AB9262                          SUPERSEDED SURVEY CONTROL
 AB9262
 AB9262  NAD 83(2007)-  19 18 13.18594(N)    081 23 00.57087(W) AD(2002.00) 0
 AB9262  ELLIP H (02/10/07)  -12.018  (m)                       GP(2002.00)    
 AB9262  NAD 83(1996)-  19 18 13.18575(N)    081 23 00.57115(W) AD(       ) 1
 AB9262  ELLIP H (12/09/96)  -12.020  (m)                       GP(       ) 1 1
 AB9262
 AB9262.Superseded values are not recommended for survey control.
 AB9262
 AB9262.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
 AB9262.See file dsdata.pdf to determine how the superseded data were derived.
 AB9262
 AB9262_MARKER: DS = TRIANGULATION STATION DISK
 AB9262_SETTING: 0 = UNSPECIFIED SETTING
 AB9262_STAMPING: VIDAL 1956
 AB9262_MARK LOGO: CIHD
 AB9262_MAGNETIC: O = OTHER; SEE DESCRIPTION
 AB9262_STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD
 AB9262+STABILITY: POSITION/ELEVATION WELL
 AB9262_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR
 AB9262+SATELLITE: SATELLITE OBSERVATIONS - March 29, 2012
 AB9262
 AB9262  HISTORY     - Date     Condition        Report By
 AB9262  HISTORY     - 1956     MONUMENTED       CIHD
 AB9262  HISTORY     - 20070201 GOOD             NGS
 AB9262  HISTORY     - 20120329 GOOD             GEOCAC
 AB9262
 AB9262                          STATION DESCRIPTION
 AB9262
 AB9262'DESCRIBED BY CAYMAN ISLAND HYDROGRAPHIC DEPARTMENT 1956
 AB9262'STATION IS LOCATED IN GEORGETOWN, GRAND CAYMAN, B.W.I.  ON THE SEASIDE
 AB9262'APPROXIMATELY 0.8 MI (1.3 KM) NORTH FROM THE PORT AUTHORITY DOCK.  IT
 AB9262'IS ON THE HIGH POINT OF A SMALL FOSSILIZED CORAL FORMATION THAT IS THE
 AB9262'NORTHERLY LIMIT OF THE GEORGETOWN PUBLIC BOAT LAUNCH.  CONTACT MR.
 AB9262'ALLISTER AYERS, CHIEF SURVEYOR, LANDS AND SURVEY DEPARTMENT, P.O.  BOX
 AB9262'1089, GRAND CAYMAN, CAYMAN ISLANDS, B.W.I.  FOR ASSITANCE IF NEEDED.
 AB9262'PHONE (809) 947-4306.  STATION IS A 13 CM DIAMETER BRASS DISK CEMENTED
 AB9262'INTO ROCK CORAL AND WITH VIDAL INSCRIBED INTO THE CONCRETE MASS.  IT
 AB9262'IS 6.6 M (21.7 FT) NORTH OF THE NORTH EDGDE OF A WOODEN DOCK AND 58.4
 AB9262'M (191.6 FT) WEST OF THE EAST EDGE OF THE SAME DOCK.  MARK IS A
 AB9262'HYDROGRAPHIC DEPARTMENT ADMIRALITY LONDON SWI, TRIANGULATION STATION.
 AB9262
 AB9262                          STATION RECOVERY (2007)
 AB9262
 AB9262'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 2007 (DW)
 AB9262'C.I. LANDS AND SURVEY DEPT. REFERS TO THIS STATION AT 'VIDAL.'  AYERS
 AB9262'IS NO LONGER WITH L+S.  NEW CONCRETE HAS BEEN ADDED TO SHORE UP
 AB9262'MONUMENT WITH THE 'VIDAL' INSCRIPTION.  DOCK IS SEAWARD OF ABANDONED
 AB9262'BLUE BLDG. AND LOBSTER POT RESTAURANT AT 245 WEST BAY ROAD.
 AB9262
 AB9262                          STATION RECOVERY (2012)
 AB9262
 AB9262'RECOVERY NOTE BY GEOCACHING 2012 (RLM)
 AB9262'RECOVERED IN GOOD CONDITION.
 AB9262'

 *** retrieval complete.
