Yep did it a few months ago on a quiet weekday, started 8am finished 5pm with some breaks, best day I've had on the fells. Parked by Rydal Church (with the divinely obligatory £1).
A few shots (trying not to duplicate the good ones above):
Rydal Water from Nab Scar:
View west over Coniston Fells:
Helvellyn from Fairfield: