Boland.alt.image: Altitudes in the Boland (in fromat for plotting).

Description Usage Format Source References Examples

Description

Altitudes of terrain in the the Boland, South Africa.

Usage

1

Format

A list with the following elements: $x (vector of unique longitudes, in increasing order), $y (vector of unique longitudes, in increasing order) and $z (matrix of altitudes)..

Source

www.ngdc.noaa.gov/mgg/global/

References

Amante, C. and B. W. Eakins, ETOPO1 1 Arc-Minute Global Relief Model: Procedures, Data Sources and Analysis. NOAA Technical Memorandum NESDIS NGDC-24, 19 pp, March 2009.

Examples

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data(Boland.alt.image)
op = par(no.readonly = TRUE)
par(mfrow = c(1,1))
image(Boland.alt.image, asp = 1)
contour(Boland.alt.image, add = TRUE)
par(op)

david-borchers/secrgam documentation built on May 14, 2019, 9:30 p.m.