R: Datum

datum {swfscMisc} | R Documentation

## Datum

### Description

Return parameters specifying ellipsoid datum model.

### Usage

    datum(model = c("wgs84", "grs80", "airy", "international", "clarke", "grs67"))

### Arguments

`model` | character, specifying which model to use for ellipsoid model. Options are: "wgs84", "grs80", "airy", "international", "clarke", "grs67", or partial matches thereof (case-sensitive).

### Value

vector of a, b, and f parameters.

### Note

Model parameters are based on distances in km.

### Author(s)

Eric Archer eric.archer@noaa.gov

[Package swfscMisc version 1.2 Index]