https://www.dropbox.com/s/ph7d7azl05noq8i/Screenshot%202019-08-31%2001.30.07.png?dl=0
Problem
In the Blue circle, the red line, is what the edge 530 recorded. the green line, is what i actually rode.
it looks like the recording jumped at the beginning(i rode from right to left) to the south, and in the end, it jumps back to the proper road, in between it looks like the way i matched