NYdata function

Observations of ozone concentration levels, maximum temperature and wind speed.

Observations of ozone concentration levels, maximum temperature and wind speed.

This data set contains values of daily 8-hour maximum average ozone concentrations (parts per billion (ppb)), maximum temperature (in degree Celsius), wind speed (knots), and relative humidity, obtained from 28 monitoring sites of New York, USA.

NYgrid: This dataset contains total 6200 rows for 62 days of observations for 10x10 = 100 grid points. data

NYdata

Format

Columns for NYdata: each contains 1798 observations.

  • 1st col = Site index (s.index),
  • 2nd col = Longitude,
  • 3rd col = Latitude,
  • 4th col = Year,
  • 5th col = Month,
  • 6th col = Day,
  • 7th col = Ozone (o8hrmax),
  • 8th col = Maximum temperature (cMAXTMP),
  • 9th col = Wind speed (WDSP).
  • 10th col = Relative humidity (RH).

See Also

NYgrid, spT.Gibbs, spT.subset.

Examples

## library("spTimer") # NY data data(NYdata) head(NYdata) # plots in NY map NYsite<-unique(cbind(NYdata[,1:3])) head(NYsite) # map #library(maps) #map(database="state",regions="new york") #points(NYsite[,2:3],pch=19) # Grid data data(NYgrid) head(NYgrid) grid.coords<-unique(cbind(NYgrid[,8:9])) #library(maps) plot(grid.coords,pch=19,col=1) #map(database="state",regions="new york",add=TRUE) ##

Source

US EPA

  • Maintainer: K. Shuvo Bakar
  • License: GPL (>= 2)
  • Last published: 2024-09-08

Useful links