refEllipsoids: Reference ellipsoids
In geosphere: Spherical Trigonometry
Description
Usage
Value
Note
Author(s)
See Also
Examples
View source: R/refEllipsoids.R
Description
This function returns a data.frame with parameters a (semi-major axis) and 1/f (inverse flattening) for a set of reference ellipsoids.
Usage
1
Value
data.frame
Note
To compute parameter b you can do
Author(s)
Robert J. Hijmans
See Also
Examples
1
2
3
4
5
e <- refEllipsoids()
e[e$code=='WE', ]
#to compute semi-minor axis b:
e$b <- e$a - e$a / e$invf
geosphere documentation built on May 2, 2019, 5:16 p.m.
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Description Usage Value Note Author(s) See Also Examples
View source: R/refEllipsoids.R
Description
This function returns a data.frame with parameters a (semi-major axis) and 1/f (inverse flattening) for a set of reference ellipsoids.
Usage
1 |
Value
data.frame
Note
To compute parameter b you can do
Author(s)
Robert J. Hijmans
See Also
Examples
1 2 3 4 5 | e <- refEllipsoids()
e[e$code=='WE', ]
#to compute semi-minor axis b:
e$b <- e$a - e$a / e$invf
|
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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