Originally Posted by
WhyFi
The (revised/lowered) Garmin FTP estimate is looking more and more reasonable, but I still have a hard time wrapping my head around me holding that for an hour-ish. Maybe it's the ebb-and-flow nature of my outside riding, where steady power is tough for me to come by... but I will admit that there were a couple times today where I was riding at my previously assumed FTP and it felt like a nice cool-off, kind of like the relief of hitting that 95% segment during over/unders.
That 1 hr thing seems pretty theoretical. I'd have to be offered 10,000 and loaded with amphetamine to do it on an ergometer and outdoors I could only average it.
On that last TT, I did manage to average 97% of my estimated FTP for just over an hour and I suspect that estimate may be a bit high.