Greatest light output in a projected image

According to Official Guinness Records,

The greatest light output in a projected image is 4.66 million lumens, and was achieved by WestJet (Canada) in Hildale, Utah, USA, on 3 May 2017.Canadian low-cost airline WestJet attempted the record as part of the launch of a new daily nonstop flight from Toronto, Canada to Las Vegas, Nevada, USA. Passengers flying overhead were able to watch the rotating circular projection to find out which seat won a trip back to Las Vegas.

For a complete list of 2017 records, please visit 2017 Guinness Records in United States.

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