UNVERIFIEDDate confidence: UNVERIFIEDNo wording about the date was foundHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all UNVERIFIED pins40% CONFIDENCEOverall confidence: 40%How well the pin's source and references back up its dates.Weighted average of how firmly 3 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 49% confidence or below
A 340-metre asteroid passes about 32,000 km from Earth, closer than geostationary satellites and visible to the naked eye from Europe and Africa.
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