Rate of Climb in Aircraft Performance Formulas

The Rate of Climb (RoC) is defined as the aircraft’s vertical speed – the positive or negative rate of altitude change with respect to time. And is denoted by RC. Rate of Climb is usually measured using the Meter per Second for Speed. Note that the value of Rate of Climb is always positive.

Formulas to find Rate of Climb in Aircraft Performance

fxRate of ClimbGo

fxRate of Climb for given excess powerGo

fxRate of Climb of AircraftGo

Aircraft Performance formulas that make use of Rate of Climb

fxFlight path angle at given rate of climbGo

fxVelocity of aircraft at given rate of climbGo

fxWeight of Aircraft for given Excess PowerGo

fxExcess power for given rate of climbGo

List of variables in Aircraft Performance formulas

fx Velocity Go

fx Flight Path Angle Go

fx Excess Power Go

fx Aircraft Weight Go

fx Power Available Go

fx Power Required Go

FAQ

What is the Rate of Climb?

The Rate of Climb (RoC) is defined as the aircraft’s vertical speed – the positive or negative rate of altitude change with respect to time. Rate of Climb is usually measured using the Meter per Second for Speed. Note that the value of Rate of Climb is always positive.

Can the Rate of Climb be negative?

No, the Rate of Climb, measured in Speed cannot be negative.

What unit is used to measure Rate of Climb?

Rate of Climb is usually measured using the Meter per Second[m/s] for Speed. Meter per Minute[m/s], Meter per Hour[m/s], Kilometer per Hour[m/s] are the few other units in which Rate of Climb can be measured.

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