Lewis Hamilton hopes a productive day of testing at Barcelona will serve Mercedes well at next week's Monaco GP.
Two days after claiming a hugely impressive race victory at the Circuit de Catalunya to increase his championship lead to 17 points, Hamilton completed 151 laps in the W09 as Mercedes worked through their day one programme.
The team confirmed their job sheet included data collection in order to correlate performance between the wind tunnel and track after recent car improvements, set-up work, plus focus on engine development.
Mercedes also completed a trial for F1's governing body by placing two lights on their car's rear-wing endplates.
And while not a particular lover of F1 testing duties, Hamilton was pleased to get the extra mileage under his belt ahead of a key phase of the season.
"It was a good day and a relatively interesting test, I'm glad we did it," he said.
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