title: $:/plugins/tiddlywiki/geospatial/docs/geonearestpoint
caption: geonearestpoint operator
tags: $:/tags/GeospatialDocs

!! `geonearestpoint` operator

The `geonearestpoint` operator determines the point in a list that is nearest to a target point. Each input list item is interpreted as a [[GeoJSON Point Feature]] comprising the candidate points. The target point is specified as the first operand in [[GeoJSON Point Feature]] format.

```
<$let
	oxford={{{ [geopoint[51.751944],[-1.257778]jsonset[id],[Oxford]] }}}
	winchester={{{ [geopoint[51.0632],[-1.308]jsonset[id],[Winchester]] }}}
	new-york={{{ [geopoint[40.730610],[-73.935242]jsonset[id],[New York]] }}}
>

<$text text={{{ =[<oxford>] =[<winchester>] +[geonearestpoint<new-york>jsonget[id]] }}}/>,
<$text text={{{ =[<oxford>] =[[Not a point]] +[geonearestpoint<new-york>jsonget[id]] }}}/>,
<$text text={{{ =[[Not a point]] +[geonearestpoint<new-york>jsonget[id]] }}}/>

</$let>
```