Determining Functional Threshold Pace (FTP) | TrainingPeaks
NB
Regardless, if an athlete has a one-off exceptional performance; it is generally not advisable to base training loads, and progress assessment on such unrealistic results. The athlete is being set up for failure.*
Note the lack of puking/passing out/falling over/head exploding/spontaneous combustion
Joe Friel's Blog: A Quick Guide to Setting Zones
Alex's Cycle Blog: The Sins of Sins (Testing FTP #2)
Alex's Cycle Blog: The seven deadly sins