get you time spend by on a geo-coordinate using you json from Google timeline
download only your Location History JSON file at https://takeout.google.com/settings/takeout
on the params.js file fill thoses inputs:
| param | value |
|---|---|
| jsonFile | path to json file (no extension) |
| from | a moment object with the starting datetime |
| to | a moment object with the ending datetime |
| maxDist | the tolerable radius that we should considere a valid point (in meters) |
| maxDeltaTime | how much time must have spent between two records to be considered a visited point |
| pointOfInterest | the x,y geo-coordinate we are interested in |