Quickly compute aircraft weight, total moment, and CG arm. Check against your aircraft's envelope (defaults shown for a ~2,550 lb GA aircraft — always use YOUR POH values).
Station weights & arms
— lbs
Enter weights and arms
Fuel weight ~6 lbs per US gallon. CG arm = total moment ÷ total weight. Operational empty weight is the aircraft with required equipment, unusable fuel, and full oil — use your POH/section 6 documents.