Do RFID readers register the time at which each tag passes? And if so, is the tags' location data recorded?
Virtually all passive RFID readers record the time at which a tag is interrogated, and they typically store the tag ID number, a date stamp and their own unique ID. So if, for example, you knew that reader 12345 was located at a certain point along the race, you would then know which tags had passed that point at the time noted in the date stamp.
There are a number of race-timing solutions available on the market. The following articles might be helpful to you:
—Mark Roberti, Founder and Editor, RFID Journal
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