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broker","order":10,"redirect":null}}}]},"markdownRemark":{"fields":{"slug":"/en/developers/apis/5-realtime-api/vehicle-positions/"},"frontmatter":{"title":"Vehicle positions","redirect":null,"toc":null,"description":null,"assets":null,"technologies":null,"docker":null},"html":"<h2 id=\"through-mqtt\" style=\"position:relative;\"><a href=\"#through-mqtt\" aria-label=\"through mqtt permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>Through MQTT</h2>\n<p>For some Waltti cities, the vehicle positions are available in GTFS-RT format through <a href=\"./digitransit-mqtt/\">the Digitransit MQTT broker</a> and for HSL area, the vehicle positions are available in custom format through <a href=\"./high-frequency-positioning/\">the HSL high frequency positioning API</a>. Through those, user doesn't have to download the whole data set but can only receive updates to the relevant vehicles in realtime.</p>\n<h2 id=\"through-http\" style=\"position:relative;\"><a href=\"#through-http\" aria-label=\"through http permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>Through HTTP</h2>\n<p><a href=\"https://opendata.waltti.fi/\">Waltti open data</a> provides GTFS-RT vehicle positions for many cities around Finland and for the HSL region, they are available from <a href=\"https://hsldevcom.github.io/gtfs_rt/\">the HSL GTFS-RT API</a>. These feeds provide one file per region or city that contains all the vehicles.</p>","tableOfContents":"<ul>\n<li><a href=\"/en/developers/apis/5-realtime-api/vehicle-positions/#through-mqtt\">Through MQTT</a></li>\n<li><a href=\"/en/developers/apis/5-realtime-api/vehicle-positions/#through-http\">Through HTTP</a></li>\n</ul>","excerpt":"Through MQTT For some Waltti cities, the vehicle positions are available in GTFS-RT format through the Digitransit MQTT broker and for HSL area, the vehicle positions are available in custom format…"}},"pageContext":{"slug":"/en/developers/apis/5-realtime-api/vehicle-positions/"}},"staticQueryHashes":["3675773199","4050193485"]}