<xml>
    <object name="GroundTruth" singleinstance="true" settings="false" category="State">
        <description>Ground truth data output by a simulator.</description>
        <field name="AccelerationXYZ" units="m/s^2" type="float" elements="3"/>
        <field name="PositionNED" units="m" type="float" elements="3"/>
        <field name="VelocityNED" units="m/s" type="float" elements="3"/>
        <field name="RPY" units="deg" type="float" elements="3"/>
        <field name="AngularRates" units="deg/s" type="float" elements="3"/>
        <field name="TrueAirspeed" units="m/s" type="float" elements="1"/>
        <field name="CalibratedAirspeed" units="m/s" type="float" elements="1"/>
        <field name="AngleOfAttack" units="deg" type="float" elements="1"/>
        <field name="AngleOfSlip" units="deg" type="float" elements="1"/>
        <access gcs="readwrite" flight="readonly"/>
        <telemetrygcs acked="false" updatemode="manual" period="0"/>
        <telemetryflight acked="false" updatemode="manual" period="0"/>
        <logging updatemode="manual" period="0"/>
    </object>
</xml>