A rolling takeoff was made, takeoff thrust was stabilized at 80 KIAS, and left rudder and right aileron were used to compensate for the right crosswind. The V₁ and V_R callouts were made about 2 sec after these speeds were recorded by the DFDR. 1979 December 21, National Transportation Safety Board, “1.11 Flight Recorders”, in Aircraft Accident Report: American Airlines, Inc., DC-10-10, N110AA, Chicago-O'Hare International Airport, Chicago, Illinois, May 25, 1979, archived from the original on 17 Aug 2022, page 4: