<?xml version="1.0" encoding="UTF-8"?>
<!-- 
License: CC By 4.0 (https://creativecommons.org/licenses/by/4.0/)
Copyright: Royal Observatory of Belgium (please acknowledge us and/or cite doi:10.24414/ROB-GNSS-M3G)
-->
<geo:GeodesyML xmlns:geo="urn:xml-gov-au:icsm:egeodesy:0.5" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:gco="http://www.isotc211.org/2005/gco" xmlns:gmd="http://www.isotc211.org/2005/gmd" xmlns:gml="http://www.opengis.net/gml/3.2" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" gml:id="LERW00GBR">
  <geo:siteLog gml:id="lerw00gbr_20230406">
    <geo:formInformation>
      <geo:FormInformation gml:id="form-info">
        <geo:preparedBy>Geodesy &amp; Positioning (geodeticenquiries@os.uk)</geo:preparedBy>
        <geo:datePrepared>2023-04-06</geo:datePrepared>
        <geo:reportType>UPDATE</geo:reportType>
      </geo:FormInformation>
    </geo:formInformation>
    <geo:siteIdentification>
      <geo:SiteIdentification gml:id="site-identification">
        <geo:siteName>Lerwick</geo:siteName>
        <geo:fourCharacterID>LERW</geo:fourCharacterID>
        <geo:monumentNumber>0</geo:monumentNumber>
        <geo:receiverNumber>0</geo:receiverNumber>
        <geo:monumentInscription></geo:monumentInscription>
        <geo:iersDOMESNumber>19159M002</geo:iersDOMESNumber>
        <geo:cdpNumber></geo:cdpNumber>
        <geo:monumentDescription codeSpace="urn:ga-gov-au:monument-description-type"><![CDATA[STEEL PLATE AND CARBON FIBRE PIPE]]></geo:monumentDescription>
        <geo:monumentFoundation>CONCRETE BLOCK</geo:monumentFoundation>
        <geo:markerDescription>TOP OF 40mm DIA THREAD ON STEEL PLATE</geo:markerDescription>
        <geo:dateInstalled>1998-04-16T12:00:00Z</geo:dateInstalled>
        <geo:geologicCharacteristic codeSpace="urn:ga-gov-au:geologic-characteristic-type"><![CDATA[BEDROCK]]></geo:geologicCharacteristic>
        <geo:bedrockType>SEDIMENTARY (SANDSTONE)</geo:bedrockType>
        <geo:bedrockCondition></geo:bedrockCondition>
        <geo:fractureSpacing></geo:fractureSpacing>
        <geo:faultZonesNearby codeSpace="urn:ga-gov-au:fault-zones-type"><![CDATA[]]></geo:faultZonesNearby>
        <geo:distance-Activity></geo:distance-Activity>
        <geo:notes><![CDATA[The monument is mounted on a 1mx1m
concrete block, which is 1m deep and
founded on the Sandstone bedrock.]]></geo:notes>
      </geo:SiteIdentification>
    </geo:siteIdentification>
    <geo:siteLocation>
      <geo:SiteLocation gml:id="site-location">
        <geo:city>Lerwick</geo:city>
        <geo:state>Shetland Isles</geo:state>
        <geo:countryCodeISO codeSpace="urn:gnss-metadata.eu:country-code" codeList="https://gnss-metadata.eu/geodesyml/codelists/country-codes-codelist.xml#GeodesyML_CountryCode" codeListValue="GBR"><![CDATA[GBR]]></geo:countryCodeISO>
        <geo:tectonicPlate codeSpace="urn:ga-gov-au:plate-type"><![CDATA[EURASIAN]]></geo:tectonicPlate>
        <geo:approximatePositionITRF>
          <geo:cartesianPosition>
            <gml:Point gml:id="pos_cartesian">
              <gml:pos srsName="EPSG:4978"><![CDATA[3183054.6 -65838.5 5508325.7]]></gml:pos>
            </gml:Point>
          </geo:cartesianPosition>
          <geo:geodeticPosition>
            <gml:Point gml:id="pos_ellipsoidal">
              <gml:pos srsName="EPSG:4979"><![CDATA[60.139139444489 -1.1849405139983 131.30301766098]]></gml:pos>
            </gml:Point>
          </geo:geodeticPosition>
        </geo:approximatePositionITRF>
        <geo:notes></geo:notes>
      </geo:SiteLocation>
    </geo:siteLocation>
    <geo:gnssReceiver>
      <geo:GnssReceiver gml:id="gnss-receiver-631623ff496fb">
        <geo:notes>Full receiver serial number is LP 02272.
Operation using a direct modem connection.
Download using CGREMOTE v5.4.00 CGRS1F50 and
CGHOSE v5.4.00 CGRS1F50.
Conversion to RINEX using ASRINEXO v2.9.7
(with PR SMOOTH FLAG 0).</geo:notes>
        <geo:manufacturerSerialNumber>02272</geo:manufacturerSerialNumber>
        <geo:igsModelCode codeSpace="urn:gnss-metadata.eu:receiver-type" codeList="https://gnss-metadata.eu/geodesyml/codelists/antenna-receiver-codelists.xml#GeodesyML_GNSSReceiverTypeCode" codeListValue="ASHTECH Z-XII3"><![CDATA[ASHTECH Z-XII3]]></geo:igsModelCode>
        <geo:satelliteSystem><![CDATA[GPS]]></geo:satelliteSystem>
        <geo:firmwareVersion><![CDATA[1F50]]></geo:firmwareVersion>
        <geo:elevationCutoffSetting xsi:nil="false">5.0</geo:elevationCutoffSetting>
        <geo:dateInstalled><![CDATA[1998-04-18T00:00:00Z]]></geo:dateInstalled>
        <geo:dateRemoved><![CDATA[1999-08-15T23:59:00Z]]></geo:dateRemoved>
        <geo:temperatureStabilization xsi:nil="false">0.0</geo:temperatureStabilization>
      </geo:GnssReceiver>
      <geo:dateInserted>1998-04-18T00:00:00Z</geo:dateInserted>
      <geo:dateDeleted></geo:dateDeleted>
    </geo:gnssReceiver>
    <geo:gnssReceiver>
      <geo:GnssReceiver gml:id="gnss-receiver-631623ff4a060">
        <geo:notes>Full receiver serial number is LP 02272.
Operation using a direct modem connection.
Download using CGREMOTE v5.4.00 CGRSCD00 and
CGHOSE v6.0.00 CGRSCD00.
Conversion to RINEX using ASRINEXO v2.9.7
(with PR SMOOTH FLAG 0).</geo:notes>
        <geo:manufacturerSerialNumber>02272</geo:manufacturerSerialNumber>
        <geo:igsModelCode codeSpace="urn:gnss-metadata.eu:receiver-type" codeList="https://gnss-metadata.eu/geodesyml/codelists/antenna-receiver-codelists.xml#GeodesyML_GNSSReceiverTypeCode" codeListValue="ASHTECH Z-XII3"><![CDATA[ASHTECH Z-XII3]]></geo:igsModelCode>
        <geo:satelliteSystem><![CDATA[GPS]]></geo:satelliteSystem>
        <geo:firmwareVersion><![CDATA[CD00]]></geo:firmwareVersion>
        <geo:elevationCutoffSetting xsi:nil="false">5.0</geo:elevationCutoffSetting>
        <geo:dateInstalled><![CDATA[1999-08-17T00:00:00Z]]></geo:dateInstalled>
        <geo:dateRemoved><![CDATA[2006-07-19T23:59:00Z]]></geo:dateRemoved>
        <geo:temperatureStabilization xsi:nil="false">0.0</geo:temperatureStabilization>
      </geo:GnssReceiver>
      <geo:dateInserted>1999-08-17T00:00:00Z</geo:dateInserted>
      <geo:dateDeleted></geo:dateDeleted>
    </geo:gnssReceiver>
    <geo:gnssReceiver>
      <geo:GnssReceiver gml:id="gnss-receiver-631623ff4aa87">
        <geo:notes>Full receiver serial number is .
Operation as part of OSNet.
Download as part of OSNet.
Conversion to RINEX as part of OSNet.
**** Station decommissioned 2010-01-14 ****</geo:notes>
        <geo:manufacturerSerialNumber>0034330</geo:manufacturerSerialNumber>
        <geo:igsModelCode codeSpace="urn:gnss-metadata.eu:receiver-type" codeList="https://gnss-metadata.eu/geodesyml/codelists/antenna-receiver-codelists.xml#GeodesyML_GNSSReceiverTypeCode" codeListValue="LEICA SR530"><![CDATA[LEICA SR530]]></geo:igsModelCode>
        <geo:satelliteSystem><![CDATA[GPS]]></geo:satelliteSystem>
        <geo:firmwareVersion><![CDATA[4.20]]></geo:firmwareVersion>
        <geo:elevationCutoffSetting xsi:nil="true"/>
        <geo:dateInstalled><![CDATA[2006-07-22T00:00:00Z]]></geo:dateInstalled>
        <geo:dateRemoved><![CDATA[2010-01-14T00:00:00Z]]></geo:dateRemoved>
        <geo:temperatureStabilization xsi:nil="false">0.0</geo:temperatureStabilization>
      </geo:GnssReceiver>
      <geo:dateInserted>2006-07-22T00:00:00Z</geo:dateInserted>
      <geo:dateDeleted></geo:dateDeleted>
    </geo:gnssReceiver>
    <geo:gnssAntenna>
      <geo:GnssAntenna gml:id="gnss-antenna-631623ff4b423">
        <geo:notes>Full antenna serial number is CR 14248.
**** Station decommissioned 2010-01-14 ****</geo:notes>
        <geo:manufacturerSerialNumber>14248</geo:manufacturerSerialNumber>
        <geo:igsModelCode codeSpace="urn:gnss-metadata.eu:antenna-type" codeList="https://gnss-metadata.eu/geodesyml/codelists/antenna-receiver-codelists.xml#GeodesyML_GNSSAntennaTypeCode" codeListValue="ASH700936D_M    SNOW"><![CDATA[ASH700936D_M    SNOW]]></geo:igsModelCode>
        <geo:antennaReferencePoint codeSpace="urn:ga-gov-au:antenna-reference-point-type"><![CDATA[BPA]]></geo:antennaReferencePoint>
        <geo:marker-arpUpEcc.>1.8003</geo:marker-arpUpEcc.>
        <geo:marker-arpNorthEcc.>0.0</geo:marker-arpNorthEcc.>
        <geo:marker-arpEastEcc.>0.0</geo:marker-arpEastEcc.>
        <geo:alignmentFromTrueNorth xsi:nil="false">0.0</geo:alignmentFromTrueNorth>
        <geo:antennaRadomeType codeSpace="urn:igs-org:gnss-radome-model-code"><![CDATA[SNOW]]></geo:antennaRadomeType>
        <geo:radomeSerialNumber><![CDATA[]]></geo:radomeSerialNumber>
        <geo:antennaCableType><![CDATA[ASHTECH 100914 REVA]]></geo:antennaCableType>
        <geo:antennaCableLength xsi:nil="false">30.0</geo:antennaCableLength>
        <geo:dateInstalled><![CDATA[1998-04-18T00:00:00Z]]></geo:dateInstalled>
        <geo:dateRemoved><![CDATA[2010-01-14T00:00:00Z]]></geo:dateRemoved>
      </geo:GnssAntenna>
      <geo:dateInserted>1998-04-18T00:00:00Z</geo:dateInserted>
      <geo:dateDeleted></geo:dateDeleted>
    </geo:gnssAntenna>
    <geo:frequencyStandard>
      <geo:FrequencyStandard gml:id="frequency-631623ff4bd0a">
        <geo:standardType codeSpace="urn:ga-gov-au:frequency-standard-type"><![CDATA[INTERNAL ]]></geo:standardType>
        <gml:validTime>
          <gml:TimePeriod gml:id="frequency-631623ff4bd0a-time">
            <gml:beginPosition><![CDATA[1998-04-18]]></gml:beginPosition>
            <gml:endPosition><![CDATA[]]></gml:endPosition>
          </gml:TimePeriod>
        </gml:validTime>
        <geo:notes><![CDATA[]]></geo:notes>
      </geo:FrequencyStandard>
      <geo:dateInserted>1998-04-18</geo:dateInserted>
      <geo:dateDeleted></geo:dateDeleted>
    </geo:frequencyStandard>
    <geo:siteOwner gml:id="siteOwner">
      <gml:identifier codeSpace="https://gnss-metadata.eu/"><![CDATA[https://ror.org/02xqyv944]]></gml:identifier>
      <gml:name><![CDATA[OS]]></gml:name>
      <gmd:MD_SecurityConstraints>
        <gmd:classification gco:nilReason="Missing"/>
      </gmd:MD_SecurityConstraints>
      <gmd:CI_ResponsibleParty>
        <gmd:individualName>
          <gco:CharacterString><![CDATA[Geodesy & Positioning]]></gco:CharacterString>
        </gmd:individualName>
        <gmd:organisationName>
          <gco:CharacterString><![CDATA[Ordnance Survey]]></gco:CharacterString>
        </gmd:organisationName>
        <gmd:positionName>
          <gco:CharacterString><![CDATA[Geodesy & Positioning]]></gco:CharacterString>
        </gmd:positionName>
        <gmd:contactInfo>
          <gmd:CI_Contact>
            <gmd:phone>
              <gmd:CI_Telephone/>
            </gmd:phone>
            <gmd:address>
              <gmd:CI_Address>
                <gmd:deliveryPoint>
                  <gco:CharacterString><![CDATA[Adanac Drive, ]]></gco:CharacterString>
                </gmd:deliveryPoint>
                <gmd:city>
                  <gco:CharacterString><![CDATA[Southampton]]></gco:CharacterString>
                </gmd:city>
                <gmd:administrativeArea>
                  <gco:CharacterString><![CDATA[Geodesy & Positioning]]></gco:CharacterString>
                </gmd:administrativeArea>
                <gmd:postalCode>
                  <gco:CharacterString><![CDATA[SO16 0AS]]></gco:CharacterString>
                </gmd:postalCode>
                <gmd:country>
                  <gco:CharacterString><![CDATA[United Kingdom of Great Britain and Northern Ireland (the)]]></gco:CharacterString>
                </gmd:country>
                <gmd:electronicMailAddress>
                  <gco:CharacterString><![CDATA[geodeticenquiries@os.uk]]></gco:CharacterString>
                </gmd:electronicMailAddress>
              </gmd:CI_Address>
            </gmd:address>
          </gmd:CI_Contact>
        </gmd:contactInfo>
        <gmd:role/>
      </gmd:CI_ResponsibleParty>
    </geo:siteOwner>
    <geo:siteMetadataCustodian gml:id="metadataCustodian">
      <gml:identifier codeSpace="https://gnss-metadata.eu/"><![CDATA[https://ror.org/02xqyv944]]></gml:identifier>
      <gml:name><![CDATA[OS]]></gml:name>
      <gmd:MD_SecurityConstraints>
        <gmd:classification gco:nilReason="Missing"/>
      </gmd:MD_SecurityConstraints>
      <gmd:CI_ResponsibleParty>
        <gmd:individualName>
          <gco:CharacterString><![CDATA[Geodesy & Positioning]]></gco:CharacterString>
        </gmd:individualName>
        <gmd:organisationName>
          <gco:CharacterString><![CDATA[Ordnance Survey]]></gco:CharacterString>
        </gmd:organisationName>
        <gmd:positionName>
          <gco:CharacterString><![CDATA[Geodesy & Positioning]]></gco:CharacterString>
        </gmd:positionName>
        <gmd:contactInfo>
          <gmd:CI_Contact>
            <gmd:phone>
              <gmd:CI_Telephone/>
            </gmd:phone>
            <gmd:address>
              <gmd:CI_Address>
                <gmd:deliveryPoint>
                  <gco:CharacterString><![CDATA[Adanac Drive, ]]></gco:CharacterString>
                </gmd:deliveryPoint>
                <gmd:city>
                  <gco:CharacterString><![CDATA[Southampton]]></gco:CharacterString>
                </gmd:city>
                <gmd:administrativeArea>
                  <gco:CharacterString><![CDATA[Geodesy & Positioning]]></gco:CharacterString>
                </gmd:administrativeArea>
                <gmd:postalCode>
                  <gco:CharacterString><![CDATA[SO16 0AS]]></gco:CharacterString>
                </gmd:postalCode>
                <gmd:country>
                  <gco:CharacterString><![CDATA[United Kingdom of Great Britain and Northern Ireland (the)]]></gco:CharacterString>
                </gmd:country>
                <gmd:electronicMailAddress>
                  <gco:CharacterString><![CDATA[geodeticenquiries@os.uk]]></gco:CharacterString>
                </gmd:electronicMailAddress>
              </gmd:CI_Address>
            </gmd:address>
          </gmd:CI_Contact>
        </gmd:contactInfo>
        <gmd:role/>
      </gmd:CI_ResponsibleParty>
    </geo:siteMetadataCustodian>
    <geo:moreInformation>
      <geo:MoreInformation gml:id="more-info">
        <geo:dataCenter><![CDATA[EPOS]]></geo:dataCenter>
        <geo:urlForMoreInformation><![CDATA[]]></geo:urlForMoreInformation>
        <geo:siteMap><![CDATA[]]></geo:siteMap>
        <geo:siteDiagram><![CDATA[]]></geo:siteDiagram>
        <geo:horizonMask><![CDATA[]]></geo:horizonMask>
        <geo:monumentDescription><![CDATA[]]></geo:monumentDescription>
        <geo:sitePictures><![CDATA[]]></geo:sitePictures>
        <geo:notes><![CDATA[]]></geo:notes>
        <geo:antennaGraphicsWithDimensions><![CDATA[ASH700936D_M

                         -----
                     /     +     \                        
                    |      +      |                       
  +--------------------------------------------------+    <--  0.102  TCR
  |                                                  |
  |                                                  |
  |                                                  |
  |                                                  |
+-+--------------------------------------------------+-+  <--  0.038
+-------------------+-------------+--------------------+  <--  0.035  BCR
                    |             |
                   =|             |
                    +------x------+                       <--  0.000  BPA=ARP

<--                      0.381                       -->]]></geo:antennaGraphicsWithDimensions>
        <geo:insertTextGraphicFromAntenna><![CDATA[ASH700936D_M

                         -----
                     /     +     \                        
                    |      +      |                       
  +--------------------------------------------------+    <--  0.102  TCR
  |                                                  |
  |                                                  |
  |                                                  |
  |                                                  |
+-+--------------------------------------------------+-+  <--  0.038
+-------------------+-------------+--------------------+  <--  0.035  BCR
                    |             |
                   =|             |
                    +------x------+                       <--  0.000  BPA=ARP

<--                      0.381                       -->]]></geo:insertTextGraphicFromAntenna>
        <geo:DOI codeSpace="urn:ga-gov-au:self.moreInformation-type"/>
      </geo:MoreInformation>
    </geo:moreInformation>
  </geo:siteLog>
</geo:GeodesyML>
