| Acronym | Meaning |
![](file.png) | DUR | Duration |
![](file.png) | T&D | TransPortation And Docking |
![](file.png) | ERBS | Earth Radiation Budget Satellite |
![](file.png) | IUS | International Ultraviolet ExPlorer |
![](file.png) | WAT | Web Action Time |
![](file.png) | GETIL | Ground Elapsed Time Of Landing (for TIG Of |
![](file.png) | NTO | NitrogenTetroxide |
![](file.png) | OFI | Operational Flight Instrumentation |
![](file.png) | ECF | Equivalency Capability File |
![](file.png) | OMEWG | Orbiter Maintenance Engineering Working Group |