| diagram | ![]()  | 
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| namespace | http://www.fixm.aero/ext/nas/4.3 | ||
| children | nas:aerodrome nas:constrainedAirspaceIdentifier nas:ctopIdentifier | ||
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| source | <xs:complexType name="NasControlElementChoiceType"> <xs:annotation> <xs:documentation>The name of the aerodrome (GDP), constrained airspace (AFP), or CTOP identifier (CTOP) currently controlling the flight.</xs:documentation> </xs:annotation> <xs:choice> <xs:element name="aerodrome" type="fb:AerodromeReferenceType" minOccurs="1" maxOccurs="1"> <xs:annotation> <xs:documentation>The aerodrome controlling the flight (GDP, GS).</xs:documentation> </xs:annotation> </xs:element> <xs:element name="constrainedAirspaceIdentifier" type="fb:TextNameType" minOccurs="1" maxOccurs="1"> <xs:annotation> <xs:documentation>The identifier for the constrained airspace controlling the flight (AFP).</xs:documentation> </xs:annotation> </xs:element> <xs:element name="ctopIdentifier" type="fb:CharacterStringType" minOccurs="1" maxOccurs="1"> <xs:annotation> <xs:documentation>The identifier for the CTOP controlling the flight (CTOP).</xs:documentation> </xs:annotation> </xs:element> </xs:choice> </xs:complexType>  | 
				
| diagram | ![]()  | 
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| namespace | http://www.fixm.aero/ext/nas/4.3 | ||||||||||||||
| type | fb:AerodromeReferenceType | ||||||||||||||
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| children | fb:extension fb:iataDesignator fb:locationIndicator fb:name fb:referencePoint | ||||||||||||||
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| annotation | 
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| source | <xs:element name="aerodrome" type="fb:AerodromeReferenceType" minOccurs="1" maxOccurs="1"> <xs:annotation> <xs:documentation>The aerodrome controlling the flight (GDP, GS).</xs:documentation> </xs:annotation> </xs:element>  | 
				
| diagram | ![]()  | 
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| namespace | http://www.fixm.aero/ext/nas/4.3 | ||||||||||||
| type | fb:TextNameType | ||||||||||||
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| annotation | 
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| source | <xs:element name="constrainedAirspaceIdentifier" type="fb:TextNameType" minOccurs="1" maxOccurs="1"> <xs:annotation> <xs:documentation>The identifier for the constrained airspace controlling the flight (AFP).</xs:documentation> </xs:annotation> </xs:element>  | 
				
| diagram | ![]()  | 
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| namespace | http://www.fixm.aero/ext/nas/4.3 | |||||||||
| type | fb:CharacterStringType | |||||||||
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| annotation | 
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| source | <xs:element name="ctopIdentifier" type="fb:CharacterStringType" minOccurs="1" maxOccurs="1"> <xs:annotation> <xs:documentation>The identifier for the CTOP controlling the flight (CTOP).</xs:documentation> </xs:annotation> </xs:element>  |