Get your GPX file from strava
1
Go to Strava and log in to your account.
2
In the top left section, click on Activities
3
Navigate to the Activity you want to download and from the more (three dots) menu, select "Export GPX ".
4
The file will then download to your computer with the file extension .gpx. This file will contain your GPS coordinates, timestamps and accessory data like Heart Rate, Cadence, and temperature.