Originally Posted by
king-tony
Even taking an MMP curve is really just a best guess as I am certain I have never gone all out for 90 minutes.
Exactly. CP90 isn't relevant for 99% of what we do, training or racing.
If you're a 'rounder who does TT's MMP will give you good numbers out to 60, beyond that, see above. And I say this as a guy who's spent more than 2 hours OTF by hisself.