Pascal Roussel on Twitter: "And here are the take off performance calculations. VR (lift off speed) is 176 kt, or 326 kph. More than the #Formula1 cars at full speed, here at
Landing/takeoff performance calculator - Features - Infinite Flight Community
Performance calculator, same speed vor V1,VR,V2 - A350 by FlightFactor - X-Plane.Org Forum