This module returns demographic profile of an area with given travel time and travel mode around a selected point.

Fig. 5.1. Catchment settings: walking or driving, travel time in minutes.

Fig. 5.2. Catchment isochrone representing 45 minutes of travel time driving around location in West London along with area demographic grid surface.

Catchment GeoJSON object can be copied using `Copy to clipboard` button and reused within any other platform where GeoJSON format is supported. It can be pasted as a layer directly to QGIS.