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← All stories Donington Park, 1993

The lap when Senna built an 83-second lead in the rain

Short videoFormula 14 min

At Donington, Senna faced the Williams cars in a race of changing rain and dry spells, making calls that reshaped the battle.

Ayrton Senna reaches the Melbourne hairpin at the end of the first lap. The track is still wet, and Alain Prost is ahead. Williams has the more powerful car, but Senna dives down the inside and takes the lead. In a few seconds, the race changes hands.

A wet start

It is April 11, 1993, Easter Sunday at Donington Park in England. The circuit is hosting the European Grand Prix, the championship’s third round. Rain has soaked the track. The Williams cars fill the front row: Prost on pole, with Damon Hill beside him. Michael Schumacher starts third. Senna is fourth, knowing he must attack before the Williams drivers settle into the race.

At the start, Schumacher blocks Senna. They both lose time, and Karl Wendlinger seizes the opening. Senna drops to fifth, then fights back before the first lap is over. He passes Schumacher at the third corner, then closes on Wendlinger at speed. Senna pulls out from behind the Sauber and passes on the outside. Hill is next: Senna takes second at McLean’s Corner.

Then comes the move at Melbourne. Senna dives inside Prost and completes the pass. By the end of the lap, he is leading. He has passed Schumacher, Wendlinger, Hill and Prost on a track shifting between wet and dry.

Tyres, rain and split-second calls

As the track begins to dry, the drivers switch from wet tyres to slicks. The rain returns, sending the leaders back to the pits for wets. Schumacher stays out and takes the lead, but spins on lap 23 with the wrong tyres.

Prost switches back to slicks on lap 33. Senna and Hill make the same call a lap later, but a problem during Senna’s stop costs him twenty seconds. Later, the rain returns. The Williams cars stop for wets; Senna stays out. The weather clears, the track dries again, and his decision proves right.

The pit stops continue to pull the rivals apart. Prost stalls his engine in the pits and rejoins in fourth, a lap down. Senna also finds his team unprepared for a tyre change, but drives through the pit lane without stopping. On lap 57, that pass produces the fastest lap: at the time, there was no speed limit in the pits, and the pit lane provided a shortcut. Senna goes through at more than 200 kilometres per hour.

A lead hard to believe

Senna makes four stops. Prost needs seven. After 76 laps, the McLaren crosses the finish line first. Hill is second and the only other driver on the same lap, but he is 1 minute 23 seconds behind. Prost finishes third, a lap down.

At McLaren, engineer Neil Oatley is stunned by the size of Senna’s lead. He thinks the Williams cars must have spun. The gap sums up a race in which engine power did not decide everything: through the changing rain, Senna read the track, judged when to stop and seized each chance to move forward. At Donington, victory came from an extraordinary first lap and repeated decisions under pressure.

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