Rectangle area filtering for PurpleAir Synoptic objects — pas_filterArea • AirSensor

Filters pas object sensors based on a bounding box.

pas_filterArea(pas = NULL, w = NULL, e = NULL, s = NULL, n = NULL)

Arguments

pas: PurpleAir Synoptic pas object.
w: West edge of area bounding box (deg E).
e: East edge of area bounding box (deg E).
s: South edge of area bounding box (deg N).
n: North edge of area bounding box (deg N).

Value

A subset of the given pas object.

See also

pas_filter, pas_filterNear

Examples

library(AirSensor)

pas <- example_pas
range(pas$longitude)
#> [1] -121.9464 -116.7077
range(pas$latitude)
#> [1] 33.45717 37.10762
scsb <- 
  pas %>%
  pas_filterArea(
    w = -118.10,
    e = -118.07,
    s = 33.75,
    n = 33.78
  )
range(scsb$longitude)
#> [1] -118.0945 -118.0782
range(scsb$latitude)
#> [1] 33.75989 33.77767

if ( interactive() ) {
  pas_leaflet(scsb)
}