Tracking the launcher’s interceptor inventory relies on uniquely identifying each interceptor and recording its readiness. Serialized interceptors provide a unique identity for every missile, enabling precise tracking through storage, issue, and deployment. Lot numbers tie missiles to a specific production batch, helping detect and trace any batch-level issues. Maintenance status records inspections, repairs, and serviceability, showing whether the interceptor is ready for use. Together, these details tell you exactly what is on hand and whether it can be launched. Color and weight do not indicate identity or service status. Target designation and flight path relate to mission planning rather than inventory. Battery age and fuel type concern operating characteristics of the system, not how many serviceable interceptors are in the launcher.