Originally Posted by
guachi
I've done 89% (normalized) for 105 minutes and then 88% for 115 minutes the next day but couldn't hold it by day three and was down to 78% for 145 minutes for day three.
90% FTP for two hours and rested... probably. 90% for two hours UP A MOUNTAIN.... probably not.
Surprised you think it would be harder up a mountain. I guess the altitude would be an issue, but having the gradient to work against would really help me.