Valhalla · Example Payload

Isochrone

Example /isochrone request for 10 and 20 minute walking isochrones from Times Square, New York City.

RoutingNavigationOpenStreetMapMappingGeospatialDirectionsIsochronesTravelTransportationOpen-Source

Isochrone is an example object payload from Valhalla, with 3 top-level fields. It illustrates the shape of data this provider's APIs accept or return.

Top-level fields

descriptionrequestresponse_summary

Example Payload

{
  "description": "Example /isochrone request for 10 and 20 minute walking isochrones from Times Square, New York City.",
  "request": {
    "locations": [
      { "lat": 40.7580, "lon": -73.9855, "name": "Times Square, New York City" }
    ],
    "costing": "pedestrian",
    "contours": [
      { "time": 10, "color": "aabbcc" },
      { "time": 20, "color": "ffaa00" }
    ],
    "polygons": true,
    "denoise": 0.5,
    "show_locations": true,
    "units": "km"
  },
  "response_summary": {
    "type": "FeatureCollection",
    "features": [
      {
        "type": "Feature",
        "properties": {
          "contour": 10,
          "color": "aabbcc",
          "fill": "aabbcc",
          "fillOpacity": 0.33,
          "fill-opacity": 0.33,
          "opacity": 0.33,
          "metric": "time"
        },
        "geometry": {
          "type": "Polygon",
          "coordinates": [[["-73.99", "40.75"], ["-73.98", "40.76"], ["-73.97", "40.75"], ["-73.99", "40.75"]]]
        }
      },
      {
        "type": "Feature",
        "properties": {
          "contour": 20,
          "color": "ffaa00",
          "fill": "ffaa00",
          "fillOpacity": 0.33,
          "fill-opacity": 0.33,
          "opacity": 0.33,
          "metric": "time"
        },
        "geometry": {
          "type": "Polygon",
          "coordinates": [[["-74.01", "40.74"], ["-73.96", "40.77"], ["-73.96", "40.74"], ["-74.01", "40.74"]]]
        }
      }
    ]
  }
}

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