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Stall speeds in knots:
Minimum weight, flaps retracted......111 kts
Minimum weight, full flaps............92 kts
Maximum weight, flaps retracted......130 kts
Maximum weight, full flaps...........112 kts
Airbrakes are designed to be available for use during cruise.
Recommended maximum airbrake speed is 270 kts.
Max cruise speed.............mach .80
Max speed (Vmo)..............mach .84
Service Ceiling..............30,000 feet
Normal cruise altitude.......28,000 feet
Runway length t/o............6,500 f
Rotation speed (Vr) is at 130 knots
Liftoff (V2) at 140 to 150 knots
Gear up at 50 feet
Climb out at 200 kts
Reduce rate of climb with flap reductions several times above 15,000 feet.
Cruise 300 kts. (Cruise was often preferred at 280 kts on account of the high fuel consumption of the Rolls Royce Avons.)
Descent utilizing speedbrakes can achieve a rate of 2500 to 3000 feet per min.
Landing: Approach at normal landing wieghts 140- 135 knots, full flaps and gear down.