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* trajectoryInterceptionProbability of type [**TrajectoryInterceptionProbability**](#TrajectoryInterceptionProbability) <br>
indicates the propbability of the interception of the subject station trajectory
with the trajectory of the station indicated in the component subjectStation.
* trajectoryInterceptionConfidence of type [**TrajectoryInterceptionConfidence**](#TrajectoryInterceptionConfidence) OPTIONAL<br>
indicates the confidence of interception of the subject station trajectory
with the trajectory of the station indicated in the component subjectStation.
**Categories:** Vehicle information
**Revision:** _Created in V2.1.1_
```asn1
TrajectoryInterceptionIndication ::= SEQUENCE {
subjectStation StationId OPTIONAL,
trajectoryInterceptionProbability TrajectoryInterceptionProbability,
trajectoryInterceptionConfidence TrajectoryInterceptionConfidence OPTIONAL,
```
### <a name="VarLengthNumber"></a>VarLengthNumber
This DF together with its sub DFs Ext1, Ext2 and the DE Ext3 provides the custom (i.e. not ASN.1 standard) definition of an integer with variable lenght, that can be used for example to encode the ITS-AID.
**Categories:** Basic information
**Revision:** _Created in V2.1.1_
```asn1
VarLengthNumber::=CHOICE{
content [0] INTEGER(0..127),
extension [1] Ext1
}
Ext1::=CHOICE{
content [0] INTEGER(128..16511),
extension [1] Ext2
}
Ext2::=CHOICE{
content [0] INTEGER(16512..2113663),
extension [1] Ext3
}
Ext3::= INTEGER(2113664..270549119,...)
```
### <a name="VerticalAcceleration"></a>VerticalAcceleration
This DF indicates the vehicle acceleration at vertical direction and the associated confidence value.
* verticalAccelerationValue of type [**VerticalAccelerationValue**](#VerticalAccelerationValue) <br>
vertical acceleration value at a point in time.
* verticalAccelerationConfidence of type [**AccelerationConfidence**](#AccelerationConfidence) <br>
confidence value of the vertical acceleration value with a predefined confidence level.
**Categories:** Vehicle information
**Revision:** _Description revised in V2.1.1_
NOTE: this DF is kept for backwards compatibility reasons only. It is recommended to use [**AccelerationComponent**](#AccelerationComponent) instead.
>>>
```asn1
VerticalAcceleration ::= SEQUENCE {
verticalAccelerationValue VerticalAccelerationValue,
verticalAccelerationConfidence AccelerationConfidence
}
```
### <a name="VehicleIdentification"></a>VehicleIdentification
This DF provides information related to the identification of a vehicle.
* wMInumber of type [**WMInumber**](#WMInumber) OPTIONAL<br>
World Manufacturer Identifier (WMI) code.
Vehicle Descriptor Section (VDS).
**Categories:** Vehicle information
```asn1
VehicleIdentification ::= SEQUENCE {
wMInumber WMInumber OPTIONAL,
vDS VDS OPTIONAL,
...
}
```
### <a name="VehicleLength"></a>VehicleLength
This DF represents the length of vehicle and accuracy indication information.
* vehicleLengthValue of type [**VehicleLengthValue**](#VehicleLengthValue) <br>
* vehicleLengthConfidenceIndication of type [**VehicleLengthConfidenceIndication**](#VehicleLengthConfidenceIndication) <br>
**Categories:** Vehicle information
NOTE: this DF is kept for backwards compatibility reasons only. It is recommended to use [**VehicleLengthV2**](#VehicleLengthV2) instead.
```asn1
VehicleLength ::= SEQUENCE {
vehicleLengthValue VehicleLengthValue,
vehicleLengthConfidenceIndication VehicleLengthConfidenceIndication
}
```
This DF represents the length of vehicle and accuracy indication information.
It shall include the following components:
* vehicleLengthValue of type [**VehicleLengthValue**](#VehicleLengthValue) <br>
* trailerPresenceInformation of type [**TrailerPresenceInformation**](#TrailerPresenceInformation) <br>
information about the trailer presence.
**Categories:** Vehicle information
**Revision:** _created in V2.1.1 based on [**VehicleLength**](#VehicleLength) but using [**TrailerPresenceInformation**](#TrailerPresenceInformation)._
```asn1
VehicleLengthV2 ::= SEQUENCE {
vehicleLengthValue VehicleLengthValue,
trailerPresenceInformation TrailerPresenceInformation
}
```
### <a name="Velocity3dWithConfidence"></a>Velocity3dWithConfidence
This DF represents a velocity vector with associated confidence value.
* polarVelocity of type [**VelocityPolarWithZ**](#VelocityPolarWithZ) <br>
the representation of the velocity vector in a polar or cylindrical coordinate system.
* cartesianVelocity of type [**VelocityCartesian**](#VelocityCartesian) <br>
the representation of the velocity vector in a cartesian coordinate system.
**Categories:** Kinematic information
**Revision:** _Created in V2.1.1_
polarVelocity VelocityPolarWithZ,
cartesianVelocity VelocityCartesian
}
```
### <a name="VelocityCartesian"></a>VelocityCartesian
This DF represents a velocity vector in a cartesian coordinate system.
* xVelocity of type [**VelocityComponent**](#VelocityComponent) <br>
the x component of the velocity vector with the associated confidence value.
* yVelocity of type [**VelocityComponent**](#VelocityComponent) <br>
the y component of the velocity vector with the associated confidence value.
* zVelocity of type [**VelocityComponent**](#VelocityComponent) OPTIONAL<br>
the optional z component of the velocity vector with the associated confidence value.
**Categories:** Kinematic information
**Revision:** _Created in V2.1.1_
```asn1
VelocityCartesian::= SEQUENCE {
xVelocity VelocityComponent,
yVelocity VelocityComponent,
zVelocity VelocityComponent OPTIONAL
}
```
### <a name="VelocityComponent"></a>VelocityComponent
This DF represents a component of the velocity vector and the associated confidence value.
It shall include the following components:
* value of type [**VelocityComponentValue**](#VelocityComponentValue) <br>
* confidence of type [**SpeedConfidence**](#SpeedConfidence) <br>
the confidence value of the value.
**Categories:** Kinematic information
confidence SpeedConfidence
}
```
### <a name="VelocityPolarWithZ"></a>VelocityPolarWithZ
This DF represents a velocity vector in a polar or cylindrical coordinate system.
* velocityMagnitude of type [**Speed**](#Speed) <br>
magnitude of the velocity vector on the reference plane, with the associated confidence value.
* velocityDirection of type [**CartesianAngle**](#CartesianAngle) <br>
polar angle of the velocity vector on the reference plane, with the associated confidence value.
* zVelocity of type [**VelocityComponent**](#VelocityComponent) OPTIONAL<br>
the optional z component of the velocity vector along the reference axis of the cylindrical coordinate system, with the associated confidence value.
**Categories:** Kinematic information
**Revision:** _Created in V2.1.1_
velocityDirection CartesianAngle,
zVelocity VelocityComponent OPTIONAL
}
```
### <a name="VruClusterInformation"></a>VruClusterInformation
* clusterId of type [**Identifier1B**](#Identifier1B) OPTIONAL<br>
* clusterBoundingBoxShape of type [**Shape**](#Shape) (WITH COMPONENTS{..., elliptical ABSENT, radial ABSENT, radialShapes ABSENT}) OPTIONAL<br>
optionally indicates the shape of the cluster bounding box.
* clusterCardinalitySize of type [**CardinalNumber1B**](#CardinalNumber1B) <br>
indicates an estimation of the number of VRUs in the group, i.e. the known members in the cluster + 1 (for the cluster leader) .
* clusterProfiles of type [**VruClusterProfiles**](#VruClusterProfiles) OPTIONAL<br>
optionally identifies all the VRU profile types that are known to be within the cluster.
if this component is absent it means that the information is unavailable.
**Categories:** VRU information
**Revision:** _Created in V2.1.1_
clusterId Identifier1B OPTIONAL,
clusterBoundingBoxShape Shape (WITH COMPONENTS{..., elliptical ABSENT, radial ABSENT, radialShapes ABSENT}) OPTIONAL,
clusterCardinalitySize CardinalNumber1B,
clusterProfiles VruClusterProfiles OPTIONAL,
...
}
```
### <a name="VruExteriorLights"></a>VruExteriorLights
This DF represents the status of the exterior light switches of a VRU.
This DF is an extension of the vehicular DE [**ExteriorLights**](#ExteriorLights).
It shall include the following components:
* vehicular of type [**ExteriorLights**](#ExteriorLights) <br>
represents the status of the exterior light switches of a road vehicle.
* vruSpecific of type [**VruSpecificExteriorLights**](#VruSpecificExteriorLights) <br>
represents the status of the exterior light switches of a VRU.
**Categories:** VRU information
**Revision:** _created in V2.1.1_
```asn1
VruExteriorLights ::= SEQUENCE {
vehicular ExteriorLights,
vruSpecific VruSpecificExteriorLights,
...
}
```
### <a name="VruProfileAndSubprofile"></a>VruProfileAndSubprofile
This DF indicates the profile of a VRU including sub-profile information
It identifies four options corresponding to the four types of VRU profiles specified in ETSI TS 103 300-2 [[18]](#markdown-header-references):
* pedestrian of type [**VruSubProfilePedestrian**](#VruSubProfilePedestrian) <br>
* bicyclistAndLightVruVehicle of type [**VruSubProfileBicyclist**](#VruSubProfileBicyclist) <br>
* motorcyclist of type [**VruSubProfileMotorcyclist**](#VruSubProfileMotorcyclist) <br>
* animal of type [**VruSubProfileAnimal**](#VruSubProfileAnimal) <br>
**Categories:** VRU information
**Revision:** _Created in V2.1.1_
```asn1
VruProfileAndSubprofile ::= CHOICE {
pedestrian VruSubProfilePedestrian,
bicyclistAndLightVruVehicle VruSubProfileBicyclist,
animal VruSubProfileAnimal,
...
}
```
### <a name="Wgs84Angle"></a>Wgs84Angle
This DF represents an angular component along with a confidence value in the WGS84 coordinate system.
The specific WGS84 coordinate system is specified by the corresponding standards applying this DE.
* value of type [**Wgs84AngleValue**](#Wgs84AngleValue) <br>
the angle value, which can be estimated as the mean of the current distribution.
* confidence of type [**Wgs84AngleConfidence**](#Wgs84AngleConfidence) <br>
the confidence value associated to the angle value.
**Categories:** GeoReference information
**Revision:** _Created in V2.1.1_
```asn1
Wgs84Angle ::= SEQUENCE {
value Wgs84AngleValue,
confidence Wgs84AngleConfidence
}
```
### <a name="YawRate"></a>YawRate
This DF represents a yaw rate of vehicle at a point in time.
* yawRateValue of type [**YawRateValue**](#YawRateValue) <br>
* yawRateConfidence of type [**YawRateConfidence**](#YawRateConfidence) <br>
confidence value associated to the yaw rate value.
**Categories:** Vehicle Information