crd:CoordFile 

Some or all coordinate values may be given in  file

Element Information

Model

crd:FITSFile , crd:FITSTime{0,1} , crd:FITSPosition{0,1} , crd:FITSVelocity{0,1} , crd:FITSSpectral{0,1} , crd:FITSRedshift{0,1}
Children: crd:FITSFile, crd:FITSPosition, crd:FITSRedshift, crd:FITSSpectral, crd:FITSTime, crd:FITSVelocity

Source 

<xs:element name="CoordFile" type="crd:astroCoordsFileType" minOccurs="0">
  <xs:annotation>
    <xs:documentation>Some or all coordinate values may be given in file</xs:documentation>
  </xs:annotation>
</xs:element>

Sample