R: Area of a Box

box.area {swfscMisc} | R Documentation

## Area of a Box

### Description

Calculate the area of a square on the earth.

### Usage

    box.area(lat, lon, edge, units = "nm")

### Arguments

`lat, lon` | The latitude and longitude of the lower right corner of the box in decimal degrees.
`edge` | The length of one side of the square in decimal degrees.
`units` | units of distance. Can be "km" (kilometers), "nm" (nautical miles), or "mi" (statute miles).

### Author(s)

Eric Archer eric.archer@noaa.gov

### Examples

    #What is the area of a 5 degree grid off of San Diego, CA?
    box.area(32.87, -117.25, edge = 1, units = "nm")
    box.area(32.87, -117.25, edge = 1, units = "km")
    box.area(32.87, -117.25, edge = 1, units = "mi")

[Package swfscMisc version 1.2 Index]