Notes
did 3 x 19 mile loop (maybe 18.5 ish)
average speed after 1st and 2nd loop was 18.6mph. At the end of 3rd loop got it up to 18.8.
Only went through a little over 2 bottles of Gatorade / CarboPro mix - was a bit chilly in the morning, so didn't feel the need to drink that much