Kilometre markers API
API gives the coordinates of the given kilometre marker of the specific Latvian state road.
API URL
The request URL should match the following pattern:
https://api.kartes.lv/v3//km-signs?
The response is given in JSON.
The HTTP GET request method is used.
Query parameters
The request consists of the following GET parameters:
| Parameter | Description |
|---|---|
| cs | CRS format (wgs84 or lks). |
| km | Road kilometre. |
| index | Road number (e.g., "A2", "V333"). |
Response parameters
Atbildē tiek atgriezts objekts ar šādu struktūru:
| Parameter | Description |
|---|---|
| x | x-coordinate or longitude |
| y | y-coordinate or latitude |
| km | Queried road kilometre marker |
| index | Road number (e.g., "A2", "V333"). |
| iso_code | ISO code of the country. |
Error codes
| Status code | Description |
|---|---|
| 400 | Wrong input data. Server can’t respond due to client error. |
| 404 | No location found. The URL is not recognized; the resource does not exist. |
| 5xx | Server error. |
Examples
Input:
https://api.kartes.lv/v3//km-signs?index=A2&km=52
Response:
{
"x": "24.851159",
"y": "57.144002",
"km": "52",
"index": "A2",
"iso_code": "LVA"
}