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gml:EngineeringDatum

gml:EngineeringDatum defines the origin of an engineering coordinate reference system, and is used in a region around that origin. This origin may be fixed with respect to the earth (such as a defined point at a construction site), or be a defined point on a moving vehicle (such as on a ship or satellite).

Element information

Type: gml:EngineeringDatumType

Properties: Global, Qualified

Content

Attributes

NameOccTypeDescriptionNotes
gml:id [1..1]xsd:IDThe attribute gml:id supports provision of a handle for the XML element representing a GML Object. Its use is mandatory for all GML objects. It is of XML type ID, so is constrained to be unique in the XML document within which it occurs.from type gml:DefinitionBaseType

Substitution hierarchy

Sample instance

<gml:EngineeringDatum gml:id="ID">
   <gml:metaDataProperty>
      <gml:GenericMetaData>Any text, intermingled with:
         <!--any element-->
      </gml:GenericMetaData>
   </gml:metaDataProperty>
   <gml:description>string</gml:description>
   <gml:descriptionReference/>
   <gml:identifier codeSpace="http://www.example.com/">string</gml:identifier>
   <gml:name>string</gml:name>
   <gml:remarks>string</gml:remarks>
   <gml:domainOfValidity>
      <gmd:EX_Extent>
         <gmd:description>...
         </gmd:description>
         <gmd:geographicElement>...
         </gmd:geographicElement>
         <gmd:temporalElement>...
         </gmd:temporalElement>
         <gmd:verticalElement>...
         </gmd:verticalElement>
      </gmd:EX_Extent>
   </gml:domainOfValidity>
   <gml:scope>string</gml:scope>
   <gml:anchorDefinition>string</gml:anchorDefinition>
   <gml:realizationEpoch>2000-01-01</gml:realizationEpoch>
</gml:EngineeringDatum>