Calculates the distance (in km) between a fixed location (e.g., a place) and a latitude/longitude pair of an input event.
Requires a data stream that provides latitude and longitude values.
Describe the configuration parameters here
The field containing the latitude value.
The field containing the longitude value.
The latitude value of the fixed location
The longitude value of the fixed location
Outputs a similar event like below.
{ 'distance': 12.5 }