What does MTM stand for in the context of aircraft mass?

In the context of aircraft mass, MTM typically refers to Maximum Takeoff Mass. This is the maximum weight at which an aircraft is certified for takeoff. It includes the weight of the aircraft itself plus any cargo, passengers, fuel, and other items on board. Understanding this term is crucial for ensuring safe operations as exceeding the maximum takeoff mass can jeopardize the aircraft's performance, including its ability to take off, climb, and maintain level flight.

Maximum Taxi Mass, while also a pertinent term in aviation, refers specifically to the maximum weight of the aircraft when it is taxiing on the ground. However, MTM is more commonly associated with takeoff mass in aviation terminology, which underscores the importance of knowing the limits that must not be exceeded during flight operations for safety.

Being familiar with these specific terms and their meanings helps ensure compliance with aviation safety regulations and contributes to effective flight planning and operational management.