Quote Originally Posted by (notsomuchofa)Fellrunner View Post
FWIW my Garmin came out with 26.11 miles & 6850 feet.

Is that off your garmin training centre or after uploading to Garmin connect?

Garmin connect seems to correct the data.. the training centre almost always over estimates by 25-40%.. I did a 10k race today.. the training centre said 1200ft of ascent, garmin connect 750 ft...