This tool creates isochrones, also known as travel time polygons or catchment areas. It visualises all the locations that are reachable within a time limit based on selected parameters including transport mode & departure/arrival time.
Click Quick Time Map in the TravelTime toolbar to open the dialog. Fill in the parameters, then either:
- Enter an address, and click
Run - Enter a lat-long point, and click
Run - Click
Pick on map, then click a point on the map
A new layer is added to the map and saved to the project's default geodatabase.
| Description | Data Type | |
|---|---|---|
| Transport Mode | Method of transport: Public Transport, Walking, Cycling or Driving | Picklist |
| Journey Time | The maximum journey time, in minutes. Up to 3 journey times can be entered, giving one isochrone each. | Number |
| Time Zone | Time zone | Picklist |
| Departure / Arrival Searches | Whether the calculated area will be for journeys departing or arriving at the chosen location | Picklist |
| Departure / Arrival Time | The departure or arrival time, in the selected time zone | Date and time - yyyy-mm-dd hh:mm |
| Departure / Arrival Location (Address) | Text address of the departure / arrival location | Text |
| Departure / Arrival Location (Lat-Long) | Coordinates of the departure / arrival location | Text |
The Journey Time field cannot be left blank. In order to only return one or two isochrones, simply enter 0 as the value in the spare time fields.
The magnifying glass button can be used to verify the address or lat-long has been geocoded correctly, before running the tool.