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gsw_CT_freezing_poly

Conservative Temperature Freezing Point (Polynomial version)


Description

Conservative Temperature Freezing Point (Polynomial version)

Usage

gsw_CT_freezing_poly(SA, p, saturation_fraction = 1)

Arguments

SA

Absolute Salinity [ g/kg ]

p

sea pressure [dbar], i.e. absolute pressure [dbar] minus 10.1325 dbar

saturation_fraction

saturation fraction of dissolved air in seawater

Details

The present R function works with a wrapper to a C function contained within the GSW-C system (Version 3.05-4 dated 2017-08-07, available at https://github.com/TEOS-10/GSW-C, as git commit '5b4d959e54031f9e972f3e863f63e67fa4f5bfec'), which stems from the GSW-Fortran system (https://github.com/TEOS-10/GSW-Fortran) which in turn stems from the GSW-Matlab system (https://github.com/TEOS-10/GSW-Matlab). Consult http://www.teos-10.org to learn more about these software systems, their authorships, and the science behind it all.

Value

Conservative Temperature at freezing of seawater [ degC ].

References

Examples

SA <- c(34.7118, 34.8915, 35.0256, 34.8472, 34.7366, 34.7324)
p <-  c(     10,      50,     125,     250,     600,    1000)
saturation_fraction <- 1
CT_freezing <- gsw_CT_freezing(SA, p, saturation_fraction)
expect_equal(CT_freezing, c(-1.899683776424096, -1.940791867869104, -2.006240664432488,
                            -2.092357761318778, -2.359300831770506, -2.677162675412748))

gsw

Gibbs Sea Water Functions

v1.0-5
GPL (>= 2) | file LICENSE
Authors
Dan Kelley [aut, cre, cph] (C wrapper plus R code, tests, and documentation), Clark Richards [aut, cph] (C wrapper plus R code, tests, and documentation), WG127 SCOR/IAPSO [aut, cph] (Original 'Matlab' and derived code)
Initial release
2017-08-08

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