| Name | Type | Use | Default | Fixed | Annotation |
| distance | | required | | meters | | documentation | | Straight-line distance, default units are meters. |
|
| angle | | required | | degrees | | documentation | | Angular measure, default units are degrees. |
|
| mass | | required | | kilograms | | documentation | | Mass values, default units are kilograms. |
|
| time | | required | | seconds | | documentation | | Time values, default units are seconds. |
|
| timeStamp | nonNegativeScalarType | optional | | | | documentation | | Time value in seconds. |
|
| description | xsd:string | optional | | | | documentation | | Descriptive text explaining the intended effect of this element. |
|
| id | xsd:ID | optional | | | | documentation | | Unique identifier for this element. |
|