<geo:GeodesyML xmlns:gco="http://www.isotc211.org/2005/gco" xmlns:geo="urn:xml-gov-au:icsm:egeodesy:0.5" xmlns:gmd="http://www.isotc211.org/2005/gmd" xmlns:gml="http://www.opengis.net/gml/3.2" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" gml:id="DEAR00ZAF">
  <geo:siteLog gml:id="DEAR00ZAF_20251118">
    <geo:formInformation>
      <geo:FormInformation gml:id="form-info">
        <geo:preparedBy>Albertus van der Merwe</geo:preparedBy>
        <geo:datePrepared>2025-11-18</geo:datePrepared>
        <geo:reportType>UPDATE</geo:reportType>
      </geo:FormInformation>
    </geo:formInformation>
    <geo:siteIdentification>
      <geo:SiteIdentification gml:id="site-identification">
        <geo:siteName>DE AAR</geo:siteName>
        <geo:fourCharacterID>DEAR</geo:fourCharacterID>
        <geo:monumentInscription>NONE</geo:monumentInscription>
        <geo:iersDOMESNumber>30316M001</geo:iersDOMESNumber>
        <geo:cdpNumber/>
        <geo:monumentDescription codeSpace="urn:ga-gov-au:monument-description-type">CONCRETE BEACON BUILT ON ROCK</geo:monumentDescription>
        <geo:heightOfTheMonument>1.8</geo:heightOfTheMonument>
        <geo:monumentFoundation>CONCRETE FOUNDATION</geo:monumentFoundation>
        <geo:foundationDepth>0.5</geo:foundationDepth>
        <geo:markerDescription>BOTTOM OF ANTENNA MOUNT</geo:markerDescription>
        <geo:dateInstalled>2000-02-17T00:00:00Z</geo:dateInstalled>
        <geo:geologicCharacteristic codeSpace="urn:ga-gov-au:geologic-characteristic-type">BEDROCK/GRAVEL</geo:geologicCharacteristic>
      </geo:SiteIdentification>
    </geo:siteIdentification>
    <geo:siteLocation>
      <geo:SiteLocation gml:id="site-location">
        <geo:city>DE AAR</geo:city>
        <geo:state>NORTHERN CAPE</geo:state>
        <geo:countryCodeISO codeList="http://xml.gov.au/icsm/geodesyml/codelists/country-codes-codelist.xml#GeodesyML_CountryCode" codeListValue="AUS" codeSpace="urn:xml-gov-au:icsm:egeodesy:0.5">South Africa</geo:countryCodeISO>
        <geo:tectonicPlate codeSpace="urn:ga-gov-au:plate-type">AFRICAN</geo:tectonicPlate>
        <geo:approximatePositionITRF>
          <geo:cartesianPosition>
            <gml:Point gml:id="itrf_cartesian">
              <gml:pos srsName="EPSG:7789">5017617.2841 2233214.7864 -3234696.1991</gml:pos>
            </gml:Point>
          </geo:cartesianPosition>
          <geo:geodeticPosition>
            <gml:Point gml:id="itrf_geodetic">
              <gml:pos srsName="EPSG:7912">-30.6652055556 23.9926388889 </gml:pos>
            </gml:Point>
          </geo:geodeticPosition>
        </geo:approximatePositionITRF>
        <geo:notes/>
      </geo:SiteLocation>
    </geo:siteLocation>
    <geo:gnssReceiver>
      <geo:GnssReceiver gml:id="gnss-receiver-1">
        <geo:manufacturerSerialNumber>4605204658</geo:manufacturerSerialNumber>
        <geo:igsModelCode codeList="http://xml.gov.au/icsm/geodesyml/codelists/antenna-receiver-codelists.xml#GeodesyML_GNSSReceiverTypeCode" codeListValue="TRIMBLE NETRS" codeSpace="urn:xml-gov-au:icsm:egeodesy:0.5">TRIMBLE NETRS</geo:igsModelCode>
        <geo:satelliteSystem>GPS</geo:satelliteSystem>
        <geo:firmwareVersion>1.2-0</geo:firmwareVersion>
        <geo:elevationCutoffSetting>5</geo:elevationCutoffSetting>
        <geo:dateInstalled>2006-10-09T00:00:00Z</geo:dateInstalled>
        <geo:dateRemoved>2011-06-16T00:00:00Z</geo:dateRemoved>
        <geo:temperatureStabilization xsi:nil="true"/>
      </geo:GnssReceiver>
      <geo:dateInserted>2006-10-09T00:00:00Z</geo:dateInserted>
    </geo:gnssReceiver>
    <geo:gnssReceiver>
      <geo:GnssReceiver gml:id="gnss-receiver-2">
        <geo:manufacturerSerialNumber>4605204658</geo:manufacturerSerialNumber>
        <geo:igsModelCode codeList="http://xml.gov.au/icsm/geodesyml/codelists/antenna-receiver-codelists.xml#GeodesyML_GNSSReceiverTypeCode" codeListValue="TRIMBLE NETRS" codeSpace="urn:xml-gov-au:icsm:egeodesy:0.5">TRIMBLE NETRS</geo:igsModelCode>
        <geo:satelliteSystem>GPS</geo:satelliteSystem>
        <geo:firmwareVersion>Nav 1.2 / Boot 1.16</geo:firmwareVersion>
        <geo:elevationCutoffSetting>5</geo:elevationCutoffSetting>
        <geo:dateInstalled>2011-06-16T00:00:00Z</geo:dateInstalled>
        <geo:dateRemoved>2019-03-30T00:00:00Z</geo:dateRemoved>
        <geo:temperatureStabilization xsi:nil="true"/>
      </geo:GnssReceiver>
      <geo:dateInserted>2011-06-16T00:00:00Z</geo:dateInserted>
    </geo:gnssReceiver>
    <geo:gnssReceiver>
      <geo:GnssReceiver gml:id="gnss-receiver-3">
        <geo:manufacturerSerialNumber>4605204658</geo:manufacturerSerialNumber>
        <geo:igsModelCode codeList="http://xml.gov.au/icsm/geodesyml/codelists/antenna-receiver-codelists.xml#GeodesyML_GNSSReceiverTypeCode" codeListValue="TRIMBLE NETRS" codeSpace="urn:xml-gov-au:icsm:egeodesy:0.5">TRIMBLE NETRS</geo:igsModelCode>
        <geo:satelliteSystem>GPS</geo:satelliteSystem>
        <geo:firmwareVersion>Nav 1.3-2 / Boot 1.16</geo:firmwareVersion>
        <geo:elevationCutoffSetting>5</geo:elevationCutoffSetting>
        <geo:dateInstalled>2019-03-30T00:00:00Z</geo:dateInstalled>
        <geo:dateRemoved>2021-05-09T00:00:00Z</geo:dateRemoved>
        <geo:temperatureStabilization xsi:nil="true"/>
      </geo:GnssReceiver>
      <geo:dateInserted>2019-03-30T00:00:00Z</geo:dateInserted>
    </geo:gnssReceiver>
    <geo:gnssReceiver>
      <geo:GnssReceiver gml:id="gnss-receiver-4">
        <geo:manufacturerSerialNumber>6048R40089</geo:manufacturerSerialNumber>
        <geo:igsModelCode codeList="http://xml.gov.au/icsm/geodesyml/codelists/antenna-receiver-codelists.xml#GeodesyML_GNSSReceiverTypeCode" codeListValue="TRIMBLE ALLOY" codeSpace="urn:xml-gov-au:icsm:egeodesy:0.5">TRIMBLE ALLOY</geo:igsModelCode>
        <geo:satelliteSystem>GPS+GLO</geo:satelliteSystem>
        <geo:firmwareVersion>Nav 5.44 / Boot 5.44</geo:firmwareVersion>
        <geo:elevationCutoffSetting>5</geo:elevationCutoffSetting>
        <geo:dateInstalled>2021-05-09T00:00:00Z</geo:dateInstalled>
        <geo:dateRemoved>2023-11-09T00:00:00Z</geo:dateRemoved>
        <geo:temperatureStabilization xsi:nil="true"/>
      </geo:GnssReceiver>
      <geo:dateInserted>2021-05-09T00:00:00Z</geo:dateInserted>
    </geo:gnssReceiver>
    <geo:gnssReceiver>
      <geo:GnssReceiver gml:id="gnss-receiver-5">
        <geo:manufacturerSerialNumber>6048R40089</geo:manufacturerSerialNumber>
        <geo:igsModelCode codeList="http://xml.gov.au/icsm/geodesyml/codelists/antenna-receiver-codelists.xml#GeodesyML_GNSSReceiverTypeCode" codeListValue="TRIMBLE ALLOY" codeSpace="urn:xml-gov-au:icsm:egeodesy:0.5">TRIMBLE ALLOY</geo:igsModelCode>
        <geo:satelliteSystem>GPS+GLO</geo:satelliteSystem>
        <geo:firmwareVersion>Nav 6.20 / Boot 5.60</geo:firmwareVersion>
        <geo:elevationCutoffSetting>5</geo:elevationCutoffSetting>
        <geo:dateInstalled>2023-11-09T00:00:00Z</geo:dateInstalled>
        <geo:dateRemoved>2024-08-19T00:00:00Z</geo:dateRemoved>
        <geo:temperatureStabilization xsi:nil="true"/>
      </geo:GnssReceiver>
      <geo:dateInserted>2024-08-22T13:52:10Z</geo:dateInserted>
    </geo:gnssReceiver>
    <geo:gnssReceiver>
      <geo:GnssReceiver gml:id="gnss-receiver-6">
        <geo:manufacturerSerialNumber>6048R40089</geo:manufacturerSerialNumber>
        <geo:igsModelCode codeList="http://xml.gov.au/icsm/geodesyml/codelists/antenna-receiver-codelists.xml#GeodesyML_GNSSReceiverTypeCode" codeListValue="TRIMBLE ALLOY" codeSpace="urn:xml-gov-au:icsm:egeodesy:0.5">TRIMBLE ALLOY</geo:igsModelCode>
        <geo:satelliteSystem>GPS+GLO</geo:satelliteSystem>
        <geo:firmwareVersion>Nav 6.23 / Boot 5.63</geo:firmwareVersion>
        <geo:elevationCutoffSetting>5</geo:elevationCutoffSetting>
        <geo:dateInstalled>2024-08-19T00:00:00Z</geo:dateInstalled>
        <geo:dateRemoved>2025-05-30T00:00:00Z</geo:dateRemoved>
        <geo:temperatureStabilization xsi:nil="true"/>
      </geo:GnssReceiver>
      <geo:dateInserted>2024-08-22T13:52:10Z</geo:dateInserted>
    </geo:gnssReceiver>
    <geo:gnssReceiver>
      <geo:GnssReceiver gml:id="gnss-receiver-7">
        <geo:manufacturerSerialNumber>6048R40089</geo:manufacturerSerialNumber>
        <geo:igsModelCode codeList="http://xml.gov.au/icsm/geodesyml/codelists/antenna-receiver-codelists.xml#GeodesyML_GNSSReceiverTypeCode" codeListValue="TRIMBLE ALLOY" codeSpace="urn:xml-gov-au:icsm:egeodesy:0.5">TRIMBLE ALLOY</geo:igsModelCode>
        <geo:satelliteSystem>GPS+GLO</geo:satelliteSystem>
        <geo:firmwareVersion>Nav 6.40 / Boot 5.80</geo:firmwareVersion>
        <geo:elevationCutoffSetting>5</geo:elevationCutoffSetting>
        <geo:dateInstalled>2025-05-30T00:00:00Z</geo:dateInstalled>
        <geo:dateRemoved>2025-11-01T00:00:00Z</geo:dateRemoved>
        <geo:temperatureStabilization xsi:nil="true"/>
      </geo:GnssReceiver>
      <geo:dateInserted>2025-05-30T13:14:38Z</geo:dateInserted>
    </geo:gnssReceiver>
    <geo:gnssReceiver>
      <geo:GnssReceiver gml:id="gnss-receiver-8">
        <geo:manufacturerSerialNumber>6048R40089</geo:manufacturerSerialNumber>
        <geo:igsModelCode codeList="http://xml.gov.au/icsm/geodesyml/codelists/antenna-receiver-codelists.xml#GeodesyML_GNSSReceiverTypeCode" codeListValue="TRIMBLE ALLOY" codeSpace="urn:xml-gov-au:icsm:egeodesy:0.5">TRIMBLE ALLOY</geo:igsModelCode>
        <geo:satelliteSystem>GPS+GLO</geo:satelliteSystem>
        <geo:firmwareVersion>Nav 6.43 / Boot 5.83</geo:firmwareVersion>
        <geo:elevationCutoffSetting>5</geo:elevationCutoffSetting>
        <geo:dateInstalled>2025-11-01T00:00:00Z</geo:dateInstalled>
        <geo:dateRemoved/>
        <geo:temperatureStabilization xsi:nil="true"/>
      </geo:GnssReceiver>
      <geo:dateInserted>2025-11-18T14:24:58Z</geo:dateInserted>
    </geo:gnssReceiver>
    <geo:gnssAntenna>
      <geo:GnssAntenna gml:id="gnss-antenna-1">
        <geo:manufacturerSerialNumber>CRL1999100121</geo:manufacturerSerialNumber>
        <geo:igsModelCode codeList="http://xml.gov.au/icsm/geodesyml/codelists/antenna-receiver-codelists.xml#GeodesyML_GNSSAntennaTypeCode" codeListValue="ASH701941.B SCIS" codeSpace="urn:xml-gov-au:icsm:egeodesy:0.5">ASH701941.B     SCIS</geo:igsModelCode>
        <geo:antennaReferencePoint codeSpace="urn:ga-gov-au:antenna-reference-point-type">BPA</geo:antennaReferencePoint>
        <geo:marker-arpUpEcc.>0.0000</geo:marker-arpUpEcc.>
        <geo:marker-arpNorthEcc.>0.0000</geo:marker-arpNorthEcc.>
        <geo:marker-arpEastEcc.>0.0000</geo:marker-arpEastEcc.>
        <geo:alignmentFromTrueNorth>0</geo:alignmentFromTrueNorth>
        <geo:antennaRadomeType codeSpace="urn:igs-org:gnss-radome-model-code">SCIS</geo:antennaRadomeType>
        <geo:radomeSerialNumber/>
        <geo:antennaCableType>Suhner RG 214 Hiflex</geo:antennaCableType>
        <geo:antennaCableLength>60</geo:antennaCableLength>
        <geo:dateInstalled>2000-07-01T00:00:00Z</geo:dateInstalled>
        <geo:dateRemoved/>
      </geo:GnssAntenna>
      <geo:dateInserted>2000-07-01T00:00:00Z</geo:dateInserted>
    </geo:gnssAntenna>
    <geo:frequencyStandard>
      <geo:FrequencyStandard gml:id="frequency-standard-1">
        <geo:standardType codeSpace="urn:ga-gov-au:frequency-standard-type">INTERNAL</geo:standardType>
        <gml:validTime>
          <gml:TimePeriod gml:id="frequency-standard-1-time-period-1">
            <gml:beginPosition/>
            <gml:endPosition/>
          </gml:TimePeriod>
        </gml:validTime>
        <geo:notes/>
      </geo:FrequencyStandard>
      <geo:dateInserted>2015-09-14T00:00:00Z</geo:dateInserted>
    </geo:frequencyStandard>
    <geo:humiditySensor>
      <geo:HumiditySensor gml:id="humidity-sensor-1">
        <geo:type codeSpace="urn:ga-gov-au:humidity-sensor-type">EE-205 TEMP/HUM TRANSMITTER</geo:type>
        <geo:notes>CALLIBRATION DONE MONTHLY</geo:notes>
        <geo:manufacturer>2005 DUTCH</geo:manufacturer>
        <geo:serialNumber/>
        <geo:heightDiffToAntenna/>
        <geo:calibrationDate>2008-06-25</geo:calibrationDate>
        <gml:validTime>
          <gml:TimePeriod gml:id="humidity-sensor-1-time-period-1">
            <gml:beginPosition>1993-02-01</gml:beginPosition>
            <gml:endPosition/>
          </gml:TimePeriod>
        </gml:validTime>
        <geo:dataSamplingInterval>60</geo:dataSamplingInterval>
        <geo:accuracy-percentRelativeHumidity>5</geo:accuracy-percentRelativeHumidity>
        <geo:aspiration>NATURAL</geo:aspiration>
      </geo:HumiditySensor>
      <geo:dateInserted>1993-02-01T00:00:00Z</geo:dateInserted>
    </geo:humiditySensor>
    <geo:pressureSensor>
      <geo:PressureSensor gml:id="pressure-sensor-1">
        <geo:type codeSpace="urn:ga-gov-au:pressure-sensor-type">PTB 101</geo:type>
        <geo:notes>CALLIBRATION DONE MONTHLY</geo:notes>
        <geo:manufacturer>VAISALA</geo:manufacturer>
        <geo:serialNumber/>
        <geo:heightDiffToAntenna/>
        <geo:calibrationDate>2008-06-26</geo:calibrationDate>
        <gml:validTime>
          <gml:TimePeriod gml:id="pressure-sensor-1-time-period-1">
            <gml:beginPosition>1993-02-01</gml:beginPosition>
            <gml:endPosition/>
          </gml:TimePeriod>
        </gml:validTime>
        <geo:dataSamplingInterval>60</geo:dataSamplingInterval>
        <geo:accuracy-hPa/>
      </geo:PressureSensor>
      <geo:dateInserted>1993-02-01T00:00:00Z</geo:dateInserted>
    </geo:pressureSensor>
    <geo:temperatureSensor>
      <geo:TemperatureSensor gml:id="temperature-sensor-1">
        <geo:type codeSpace="urn:ga-gov-au:temperature-sensor-type">EE-205 TEMP/HUM TRANSMITTER</geo:type>
        <geo:notes>CALLIBRATION DONE MONTHLY</geo:notes>
        <geo:manufacturer>2005 DUTCH</geo:manufacturer>
        <geo:serialNumber/>
        <geo:heightDiffToAntenna/>
        <geo:calibrationDate>2008-06-25</geo:calibrationDate>
        <gml:validTime>
          <gml:TimePeriod gml:id="temperature-sensor-1-time-period-1">
            <gml:beginPosition>1993-02-01</gml:beginPosition>
            <gml:endPosition/>
          </gml:TimePeriod>
        </gml:validTime>
        <geo:dataSamplingInterval>60</geo:dataSamplingInterval>
        <geo:accuracy-degreesCelcius>0.3</geo:accuracy-degreesCelcius>
        <geo:aspiration>NATURAL</geo:aspiration>
      </geo:TemperatureSensor>
      <geo:dateInserted>1993-02-01T00:00:00Z</geo:dateInserted>
    </geo:temperatureSensor>
    <geo:siteMetadataCustodian gml:id="site-metadata-custodian">
      <gmd:CI_ResponsibleParty>
        <gmd:individualName>
          <gco:CharacterString>TRIGNET</gco:CharacterString>
        </gmd:individualName>
        <gmd:organisationName>
          <gco:CharacterString>CHIEF DIR.: NATIONAL GEOSPATIAL INFORMATION</gco:CharacterString>
        </gmd:organisationName>
        <gmd:contactInfo>
          <gmd:CI_Contact>
            <gmd:phone>
              <gmd:CI_Telephone>
                <gmd:voice>
                  <gco:CharacterString>+27 21 658 4300</gco:CharacterString>
                </gmd:voice>
                <gmd:facsimile>
                  <gco:CharacterString>+27 21 658 4357</gco:CharacterString>
                </gmd:facsimile>
              </gmd:CI_Telephone>
            </gmd:phone>
            <gmd:address>
              <gmd:CI_Address>
                <gmd:deliveryPoint>
                  <gco:CharacterString>PRIVATE BAG X10,Mowbray,7705,SOUTH AFRICA</gco:CharacterString>
                </gmd:deliveryPoint>
                <gmd:electronicMailAddress>
                  <gco:CharacterString>trignet@dalrrd.gov.za</gco:CharacterString>
                </gmd:electronicMailAddress>
              </gmd:CI_Address>
            </gmd:address>
          </gmd:CI_Contact>
        </gmd:contactInfo>
        <gmd:role>
          <gmd:CI_RoleCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#CI_RoleCode" codeListValue="pointOfContact"/>
        </gmd:role>
      </gmd:CI_ResponsibleParty>
    </geo:siteMetadataCustodian>
    <geo:moreInformation>
      <geo:MoreInformation gml:id="more-information">
        <geo:dataCenter>ftp://igs.ign.fr/</geo:dataCenter>
        <geo:dataCenter>ftp://igs.ensg.eu/</geo:dataCenter>
        <geo:urlForMoreInformation>http://www.trignet.co.za</geo:urlForMoreInformation>
        <geo:siteMap>URL</geo:siteMap>
        <geo:siteDiagram>NONE</geo:siteDiagram>
        <geo:horizonMask/>
        <geo:monumentDescription>CONCRETE BEACON BUILT ON ROCK</geo:monumentDescription>
        <geo:sitePictures>NONE</geo:sitePictures>
        <geo:antennaGraphicsWithDimensions/>
        <geo:insertTextGraphicFromAntenna>
     (insert text graphic from file antenna.gra)

ASH701941.B
                        +---------+
                       /     +     \                        
                      |      +      |                       
    +-----------------+-------------+------------------+    &lt;--  0.1008 TCR
    |                                                  |
    |                                                  |
    |                                                  |
    |                                                  |
  +-+--------------------------------------------------+-+  &lt;--  0.0378
  +-------------------+-------------+--------------------+  &lt;--  0.0348 BCR
                      |             |
                      |             |
                      +------x------+                       &lt;--  0.0000 BPA=ARP

  &lt;--                      0.3794                      --&gt;





    </geo:insertTextGraphicFromAntenna>
        <geo:DOI codeSpace="urn:ga-gov-au:self.moreInformation-type">TODO</geo:DOI>
      </geo:MoreInformation>
    </geo:moreInformation>
    <geo:associatedDocument>
      <geo:Document gml:id="file-487">
        <gml:name>DEAR-20061009-FMSW.jpg</gml:name>
        <geo:type>image</geo:type>
        <geo:createdDate>2006-10-09T16:54:10Z</geo:createdDate>
        <geo:receivedDate>2006-10-09T00:00:00Z</geo:receivedDate>
        <geo:body>
          <geo:fileReference xlink:href="https://network.igs.org/api/public/files/487/"/>
        </geo:body>
      </geo:Document>
    </geo:associatedDocument>
    <geo:associatedDocument>
      <geo:Document gml:id="file-488">
        <gml:name>DEAR-2050413-FMSW.JPG</gml:name>
        <geo:type>image</geo:type>
        <geo:createdDate>2005-04-13T14:23:29Z</geo:createdDate>
        <geo:receivedDate>2016-05-04T19:35:57Z</geo:receivedDate>
        <geo:body>
          <geo:fileReference xlink:href="https://network.igs.org/api/public/files/488/"/>
        </geo:body>
      </geo:Document>
    </geo:associatedDocument>
  </geo:siteLog>
</geo:GeodesyML>
