ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins71% CONFIDENCEOverall confidence: 71%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 from 50% to 74% confidenceThe completion year is not settled. Pelli Clarke & Partners' project page gives 2014, while Wikipedia's[2] infobox and text give 2013, with finishing work running into 2014 and the official opening postponed to that year. The architect's 2014 is kept, dated to the last day of the year, but only as an estimate.
Santiago's 300-metre Gran Torre Costanera, nicknamed "the Mordor of Santiago" by critics, topped out in February 2012 and was finished as the tallest building on the continent - a completion its architect dates to 2014 and Wikipedia to 2013.