| Variable | Description | Set of states |
| UOD | Distance of underwater obstacles | {0–50 m, 50–130 m, 130 m+} | UOMT | Motion state of underwater obstacles | {Dynamic, steady} | UOTL | Threat level of underwater obstacles | {Safe, dangerous} | OD | Ocean density | {High, med, low} | OC | Ocean currents | {Violent, slight} | UETL | Threat level of underwater environment | {Safe, dangerous} | EM | Energy margin | {Enough, lack, dangerous} | ESD | Distance of enemy submarine | {0–5 km, 5–15 km, 15 km+} | EUASD | Distance to enemy's underwater acoustic station | {0–5 km, 5–15 km, 15 km+} | LT | Leakage threats | {Large, small, none} | EMD | Distance of enemy mine | {0–50 m, 50–130 m, 130 m+} | PS | Platform security | {Safe, dangerous} | ML | Mission load | {Good, bad} | YA | Yawing | {None, slight, violent} | TA | Trim angle | {None, small, large} | SEC | Condition of steering engine | {Good, bad} | PWC | Platform working condition | {Good, bad} | TL | Threat level of UUV | {Safe, dangerous} |
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