Filter for PurpleAir sensors within a specified distance from a target location.
pas_filterNear(pas = NULL, longitude = NULL, latitude = NULL, radius = "1 km")A subset of the incoming *pas* object.
The `radius` parameter should be a numeric string with a metric unit separated by a space, such as `"250 m"` or `"10 km"`.
[pas_filter()]
[pas_filterArea()]
[pas_filterNearMonitor()]
library(AirSensor2)
# Near Omak, WA
Omak_pas <-
example_pas_pm25 %>%
pas_filterNear(
longitude = -119.5375,
latitude = 48.4125,
radius = "20 km"
)
if ( interactive() ) {
pas_leaflet(Omak_pas)
}