Longest duration human-powered rotorcraft flight

According to Official Guinness Records,

Colin Gore kept the University of Maryland’s (both USA) “Gamera II” human-powered rotorcraft aloft for 1 min 5.1 sec at Prince George's Sports & Learning Complex in Landover, Maryland, on 28 August 2012.
Gore's record attempt was made "with lessons learned from the previous year's flights and a much lighter airframe". The record was set indoors.

For a complete list of 2012 records, please visit 2012 Guinness Records in United States.

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