Remove Air Traffic Control Remove Knot Remove V Speed
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Challenger 300 Fatal Upset Wasn’t Turbulence

Fear of Landing

During the take-off roll, the first officer noticed that although the Challenger 300 was accelerating normally, the right-side primary flight control had stopped showing acceleration above 40 knots. He checked the captain’s primary flight control which showed normal acceleration. He called out that he had no airspeed.

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CRJ 200 ferry flight crash with 19 on board at Kathmandu

Fear of Landing

The first officer would use the aircraft weight, along with the environmental conditions and the runway parameters, to determine the V-speeds for the flight and enter them into the flight management system. Air Traffic Control noticed the same thing, calling the crew to ask whether they needed their taxi to be delayed.

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Rotation Gone Wrong: The Critical Error Behind LATAM’s Milan Tail Strike

Fear of Landing

. […] There are many checks and balances which should catch a slip like this, as the wrong weight has serious consequences: not just that the airspeed is too high or low for rotation, but that all of the V-speeds are off, which affects go/no-go decisions. These V-speeds need to be calculated for every flight.