baseCRS derivedCRSType Concrete coordinate reference systems .1 CompoundCRS

106 Copyright © 2007 Open Geospatial Consortium, Inc. All Rights Reserved.

12.3.3.20 coordinateSystem

element name=coordinateSystem type=gml:CoordinateSystemPropertyType gml:usesCS is an association role to the coordinate system used by this CRS.

12.3.3.21 DerivedCRSPropertyType

complexType name=DerivedCRSPropertyType sequence minOccurs=0 element ref=gml:DerivedCRS sequence attributeGroup ref=gml:AssociationAttributeGroup complexType gml:DerivedCRSPropertyType is a property type for association roles to a non-projected derived coordinate reference system, either referencing or containing the definition of that reference system.

12.3.3.22 EngineeringCRS

element name=EngineeringCRS type=gml:EngineeringCRSType substitutionGroup=gml:AbstractSingleCRS complexType name=EngineeringCRSType complexContent extension base=gml:AbstractCRSType sequence choice element ref=gml:affineCS element ref=gml:cartesianCS element ref=gml:cylindricalCS element ref=gml:linearCS element ref=gml:polarCS element ref=gml:sphericalCS element ref=gml:userDefinedCS element ref=gml:coordinateSystem choice element ref=gml:engineeringDatum sequence extension complexContent complexType gml:EngineeringCRS is a contextually local coordinate reference system which can be divided into two broad categories:  Earth-fixed systems applied to engineering activities on or near the surface of the Earth;  CRSs on moving platforms such as road vehicles, vessels, aircraft, or spacecraft, see ISO 19111:2007, 8.3.

12.3.3.23 cylindricalCS

element name=cylindricalCS type=gml:CylindricalCSPropertyType gml:cylindricalCS is an association role to the cylindrical coordinate system used by this CRS. Copyright © 2007 Open Geospatial Consortium, Inc. All Rights Reserved. 107

12.3.3.24 linearCS

element name=linearCS type=gml:LinearCSPropertyType gml:linearCS is an association role to the linear coordinate system used by this CRS.

12.3.3.25 polarCS

element name=polarCS type=gml:PolarCSPropertyType gml:polarCS is an association role to the polar coordinate system used by this CRS.

12.3.3.26 userDefinedCS

element name=userDefinedCS type=gml:UserDefinedCSPropertyType gml:userDefinedCS is an association role to the user defined coordinate system used by this CRS.

12.3.3.27 engineeringDatum

element name=engineeringDatum type=gml:EngineeringDatumPropertyType gml:engineeringDatum is an association role to the engineering datum used by this CRS.

12.3.3.28 EngineeringCRSPropertyType

complexType name=EngineeringCRSPropertyType sequence minOccurs=0 element ref=gml:EngineeringCRS sequence attributeGroup ref=gml:AssociationAttributeGroup complexType gml:EngineeringCRSPropertyType is a property type for association roles to an engineering coordinate reference system, either referencing or containing the definition of that reference system.

12.3.3.29 ImageCRS

element name=ImageCRS type=gml:ImageCRSType substitutionGroup=gml:AbstractSingleCRS complexType name=ImageCRSType complexContent extension base=gml:AbstractCRSType sequence choice element ref=gml:cartesianCS element ref=gml:affineCS element ref=gml:usesObliqueCartesianCS choice element ref=gml:imageDatum sequence extension complexContent complexType