R: Transforms 3D spherical coordinates to cartesian coordinates

sph2car {celestial} | R Documentation

## Transforms 3D spherical coordinates to cartesian coordinates

### Description

Transforms 3D spherical coordinates to cartesian coordinates. The user can choose to input the spherical coordinates in degrees or radians.

### Usage

    sph2car(long, lat, radius = 1, deg = TRUE)

### Arguments

`long` | longitude values, can also contain a matrix of long, lat and radius (in that order).
`lat` | latitude values.
`radius` | radius values.
`deg` | Specifies if input is in degrees (default) or radians.

### Details

This is a low level function that is used for plot transformations.

### Value

A data.frame is returned containing the columns x, y and z.

### Author(s)

Aaron Robotham

### See Also

`coordmatch`

### Examples

    print(sph2car(45,0,sqrt(2),deg=TRUE))

[Package celestial version 1.4.1 Index]