| Acronym | Meaning |
![](file.png) | V | Velocity |
![](file.png) | ESS | Essential |
![](file.png) | HID | HIM Interface Distributor |
![](file.png) | JOIP | Joint Operations Interface Procedure |
![](file.png) | BCH | Bose-Chaudhuri-Hocquenghen (Computer Code) |
![](file.png) | SA | Shaft Angle |
![](file.png) | RSF | Refurbishment And Subassembly Facility (KSC) |
![](file.png) | EHR | Earned Hour Ratio |
![](file.png) | QSA | Qualification Site Approval |
![](file.png) | OFDS | Orbiter Flight Dynamics Simulator |