Bit like sea legs is to land legs :)
BTW even with frequent sampling I think GPS underestimates distance (something to do with connecting chords on a curvilinear surface)
Yes we will see how it shakes out in the hills south of KC...maybe a bit shakey?
See you there.
...something to do with connecting chords on a curvilinear surface...
Do you mean vertically, horizontally...or both? Could be a rather complex application of solid geometry formulae!