Stopwatch errors could make race times wrong by a tenth of a second

2 months ago 14
Technology 23 July 2021

By Matthew Sparkes

Stopwatch astatine  swimming race

Stopwatches whitethorn not beryllium arsenic close arsenic you think

EyeEm / Alamy

Digital stopwatches tin marque rounding errors of up to 0.11 seconds, which could beryllium capable to alteration the victor of adjacent races. Although the devices grounds clip highly accurately internally, they often marque errors erstwhile converting that earthy information to human-readable values.

Most integer stopwatches measurement clip by counting the predictable oscillations of a quartz crystal. The crystal volition pulse galore thousands of times a 2nd and the last number is converted into seconds with decimal places, successful a format known …

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