Ten questions to put to any horse racing data provider, with a test for each one you can run on a sample file in an afternoon.
A set of plain statistics measured on our own UK, Irish and Hong Kong results: how big the fields are, how often horses fall, and how short most careers are.
Why analysts keep coming back to racing as a dataset, and the honest limits that come with each of its strengths.
Which UK and Irish racecourses stage the most races? We counted every race since 2011. The answer is not the famous ones.
The Hong Kong Jockey Club publishes veterinary notes on its horses. We hold 53,966 of them. This is what they contain and how to use them in an analysis.
The tables behind racing data, how they join, and two traps: IDs that only mean something inside one market, and profile totals that quietly look into the future.
The Hong Kong racing season starts in early September, ends in mid-July, and has about 88 race days. Here is the pattern, measured from nine seasons of results.
A data-minded tour of Hong Kong racing: the two courses, the calendar, what has been recorded since 1979 and which quirks to expect in the files.
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