VolcanicAshCloudObservedOrEstimated


             VolcanicAshCloudObservedOrEstimated

An observed or estimated volcanic ash cloud, including a horizontal and vertical extent, as well as the speed and direction of motion

Properties	Definition	Type
ashCloudExtent	The horizontal and vertical extent of the ash cloud.	AirspaceVolume
directionOfMotion	The direction of movement of the ash cloud. Direction of movement of the ash cloud is moving to shall be given in degrees from true North. Plane angle unit of measure (uom) is deg"."	Angle
speedOfMotion	The speed of motion of the ash cloud. Speed of movement of ash cloud shall be given in either km/h" or "[kn_i]" (knot)."	Velocity

Details

VolcanicAshCloudObservedOrEstimated


              VolcanicAshCloudObservedOrEstimated

An observed or estimated volcanic ash cloud, including a horizontal and vertical extent, as well as the speed and direction of motion

Notes

role played

ashCloudExtent


              VolcanicAshCloudObservedOrEstimated.ashCloudExtent

The horizontal and vertical extent of the ash cloud.

Semantic Correspondence

AIRM Concept	Definition
GeoEnabledEntity.surfaceExtent	The geometry of the entity expressed as a surface or area described by a closed line.

Notes

IWXXM: check modelling of airspace volumes

directionOfMotion


              VolcanicAshCloudObservedOrEstimated.directionOfMotion

The direction of movement of the ash cloud. Direction of movement of the ash cloud is moving to shall be given in degrees from true North. Plane angle unit of measure (uom) is deg"."

Semantic Correspondence

AIRM Concept	Definition
MovementDescription.directionTowards	Heading of the movement of a meteorological phenomenon.

speedOfMotion


              VolcanicAshCloudObservedOrEstimated.speedOfMotion

The speed of motion of the ash cloud. Speed of movement of ash cloud shall be given in either km/h" or "[kn_i]" (knot)."

Semantic Correspondence

AIRM Concept	Definition
MovementDescription.speed	Speed of the movement of the meteorological phenomenon.