<xs:simpleType name="posUnitType">
<xs:annotation>
<xs:documentation>Coordinate units may be angular (degrees, radians, hours, arcmins, arcsecs), linear (meters, km, mm, AUs, parsecs, kpc, Mpc, lightyears), or empty (i.e., dimensionless)</xs:documentation>
</xs:annotation>
<xs:restriction base="crd:unitType">
<xs:enumeration value="deg"/>
<xs:enumeration value="deg deg m"/>
<xs:enumeration value="rad"/>
<xs:enumeration value="h"/>
<xs:enumeration value="arcmin"/>
<xs:enumeration value="arcsec"/>
<xs:enumeration value="m"/>
<xs:enumeration value="km"/>
<xs:enumeration value="mm"/>
<xs:enumeration value="AU"/>
<xs:enumeration value="pc"/>
<xs:enumeration value="kpc"/>
<xs:enumeration value="Mpc"/>
<xs:enumeration value="lyr"/>
<xs:enumeration value=""/>
</xs:restriction>
</xs:simpleType> |