CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins95% CONFIDENCEOverall confidence: 95%How well the pin's source and references back up its dates.Weighted average of how firmly 4 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 75% confidence or better
The source[1] explicitly dates this event.Commercial operation returns August 1, after pre-commercial operations began June 2. The September 2008 Inspector General review reports approximately USD 1.84 billion project cost through FY2007, with subsequent credits described separately.
$1.8B
1.00