| Acronym | Meaning |
| AFOSR | Air Force Office Of Scientific Research |
| GSTS | Ground Surveillance And Tracking System |
| DDD | Wind Direction |
| ITCZ | Intertropical Convergence Zone |
| GN AND C | Guidance |
| BCS | Boeing Computer Services |
| SIAM | Society For Industrial And Applied Mathematics |
| STIP | Study Of Traveling Interplanetary Phenomena |
| IDD | Internet Data Distribution |
| ECHAM4 | European Center HAMburg 4 |