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earthRadius

Mean radius of planet Earth

Syntax

R = earthRadius
R = earthRadius(lengthUnit)

Description

R = earthRadius returns the scalar value 6371000, the mean radius of the Earth in meters.

R = earthRadius(lengthUnit) returns the mean radius of the Earth using the specified unit of length. The lengthUnit input may be any string accepted by the validateLengthUnit function.

Examples

earthRadius             % Returns 6371000

earthRadius('meters')   % Returns 6371000

earthRadius('km')       % Returns 6371

Introduced in R2010b

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