Users have the ability to filter the GPS records where GPS position quality does not meet minimum specified criteria and prevent the generation of server-side events.
In Organization settings on the Tracking options tab, certain GPS filters can be applied to a database, which will then hide certain AVL’s in Live Tracking and prevent the generation of server-side events where the GPS position quality does not meet the minimum specified.
This needs to be taken into consideration when looking at positions in locations on historical tracking as some of the AVL’s will not meet the filter requirements and will therefore not be used to trigger the rule for the specific server-side event: