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Public Transit API

Public Transit API Developer's Guide

Isochrone

Isochrone searches for nearby public transit stations reachable within a given time limit using combination of pedestrian and public transit. Response contains a list of public transit stations with total travel time between starting point and station. 

.../v3/isochrone.{format}?<parameter>=<value>...
Table 1. Mandatory Parameters
Parameter Data Type Description
app_id String

A 20 bytes Base64 URL-safe encoded string used for the authentication of the client application.
You must include an app_id and app_code with every request. To get an app_code assigned to you, please see Acquiring Credentials.
app_code String

A 20 bytes Base64 URL-safe encoded string used for the authentication of the client application.
You must include an app_id and app_code with every request. To get an app_code assigned to you, please see Acquiring Credentials.
time DateTime Specifies the time in ISO 8601 (for example, 2019-06-24T01:23:45) format.
  • When the optional timezone offset is not specified time is assumed to be local. All xs:dateTime in the response are also returned without timezone.
  • When timezone offset is specified, the time will get converted to local time at the center position. All xs:dateTime in the response will also contain timezone offset.
center Double,Double Specifies the latitude and the longitude of the center point of your search separated by a comma. Where the latitude is in WGS 84-compliant degrees between -90 and 90 and the longitude in WGS 84-compliant degrees between -180 and 180.
Table 2. Optional Parameters
Parameter Data Type Description
lang String Specifies the language of the response. The value complies with the ISO 639-1 standard and defaults to en.
maxChange Integer

Specifies the maximum number of transfers the response should include.

Minimum = 0, Maximum = 6

The default value is 3.
maxDur Integer Specifies the maximum duration of the journeys in minutes.

Minimum = 5, Maximum = 90

The default value is 15 minutes.
modes String

Specifies the transit type filter used to determine which types of transit to include in the response.
By default the parameter is omitted, meaning all supported transit types are permitted.
See Transit Modes page for more information.
timespan Integer Specifies a timespan relative to a given time that the response should include. If you specify a timespan of 5 minutes, the response includes connections leaving at the given time and up to 5 minutes later.

Minimum = 0, Maximum = 1000

The default value is 0.