| ApproximateDistanceInd | When true, the distance information is approximate. |
| IndexPointCode | This is the object referred to by the relative position (e.g. cross street, airport). Refer to OpenTravel Code List Index Point Code (IPC). |
| Name | This is used to accommodate a city name, rail station name etc. when using the indexPoint attribute. |
| Nearest | The indicator for whether this location is nearest. |
| PositionAccuracy | Indicates the accuracy of the property's geo-coding, since the property's longitude and latitude may not always be exact. Refer to OpenTravel Code List Position Accuracy Code (PAC). |
| PrimaryIndicator | Indicates whether the reference point is considered the main reference point for the specific type of IndexPointCode (e.g., in Dallas, where IndexPointCode=airport Dallas/Fort Worth airport would be the primary airport even if another airport such as Love Field is closer). |
| ToFrom | Used to indicate whether the context is to a facility or from a facility. |
| Direction | Defines the cardinal direction (e.g., north, south, southwest). |
| Distance | Defines the distance between two points. |
| UnitOfMeasureCode | The unit of measure in a code format. Refer to OpenTravel Code List Unit of Measure Code (UOM). |