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

Digital stopwatches can make rounding errors of up to 0.11 seconds, that could be enough to change the winner of close races. Although the devices record time extremely accurately internally, they often make errors when converting that raw data to human-readable values.

Most digital stopwatches measure time by counting the predictable oscillations of a quartz crystal. The crystal will pulse many thousands of times another and the ultimate count is changed into seconds with decimal places, in a format known …

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