
swSigma(salinity, temperature=NULL, pressure=NULL, longitude=300,
latitude=30, eos=getOption("oceEOS", default="gsw"))
oce
object; see
swRho
, and the examples below.eos="gsw"
).eos="gsw"
)."unesco"
or
"gsw"
.swRho
- 1000
kg/m$^3$.oce
object, then salinity, etc., are
extracted from it, and used for the calculation instead of any values provided
in the other arguments.swRho
documentation.swRho
,
swSigmaT
, swSigmaTheta
, swSigma0
,
etc.library(oce)
swSigma(35, 13, 1000, eos="gsw") # 30.82397
swSigma(35, T90fromT68(13), 1000, eos="unesco") # 30.8183
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