ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins88% CONFIDENCEOverall confidence: 88%How well the pin's source and references back up its dates.Weighted average of how firmly 1 reference, the source included, supports the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Epoch[1] AI frontier data center tracker satellite verified footprintHyperscale frontier AI training and inference campus tracked by Epoch AI with annotated satellite footprints (5 physical parts).
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