CAAEquationOfTime_Calculate: CAAEquationOfTime_Calculate

Description Usage Arguments Value Author(s) References Examples

View source: R/CAAEquationOfTime_Calculate.R

Description

CAAEquationOfTime_Calculate

Usage

1

Arguments

JD

The date in Dynamical time to calculate for.

Value

the equation of time in decimal minutes.

Author(s)

C++ code by PJ Naughter, imported to R by Jinlong Zhang

References

Meeus, J. H. (1991). Astronomical algorithms. Willmann-Bell, Incorporated.

Examples

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dat = 214420:214920
res <- rep(0, length(dat))
for(i in 1:length(dat)) {
res[i] <- CAAEquationOfTime_Calculate(JD = dat[i])
}
plot(res, type = "l")

helixcn/skycalc documentation built on March 31, 2021, 5:45 a.m.