latestOpenAPI 3.0.12026-08-184787426.1 KB

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Geographic

Get Horizon Angles

Returns a circular profile of angles to the horizon for a location at a given latitude, longitude point. The angles are calculated based on the surrounding terrain elevation from a 90m horizontal-resolution digital elevation model.

The angle returned is relative to due north, with negative angles eastwards and positive values westward . Varies from -180 to 180. A value of -90 means east, 0 means north, and 90 means west.

get/data/geographic/horizon_angle

Query parameters

latitudenumber double nullable required

The latitude of the location you request data for. Must be a decimal number between -90 and 90.

longitudenumber double nullable required

The longitude of the location you request data for. Must be a decimal number between -180 and 180.

azimuth_intervalsinteger nullable required

Number of sections to divide the azimuth circle into, governing how many items are returned in the response. E.g. 10 = [-180°, -144°, -108°, -72°, -36°, 0°, 36°, 72°, 108°, 144°] Maximum 360

format'json' | 'csv' nullable

Response format. Default is HTML if not supplied.