| Value: | -1 |
| Description: | Identifies the motion as a peak type. Such as Peak Ground Acceleration(PGA), PGV, or PGD. |
| Value: | 2 |
| Description: | Identifies a query that retrieves Strong Motion messages with channel and if available, event information. |
| Value: | 3 |
| Description: | Identifies a query that retrieves Strong Motion messages with channel and event info, only for messages that are associated with a given Event. |
| Value: | 4 |
| Description: | Identifies a query that retrieves Strong Motion messages with channel info, only for messages that are not associated with any Event. |
| Value: | 1 |
| Description: | Identifies a query that retrieves only the IDs of Strong Motion messages(idSMMessage). |
| Value: | 0 |
| Description: | Identifies a query that retrieves Strong Motion messages with message info only. (No channel or event information) |
| Value: | 1 |
| Description: | Identifies a motion as acceleration. |
| Value: | 3 |
| Description: | Identifies a motion as diplacement. |
| Value: | 0 |
| Description: | Identifies an undefined type of motion. This type of motion is generally not supported. |
| Value: | 2 |
| Description: | Identifies a motion as velocity. |