obliquity: Computes obliquity of the ecliptic
In f-silva-archaeo/skyscapeR: Data Analysis and Visualization for Skyscape Archaeology
obliquity R Documentation
Computes obliquity of the ecliptic
Description
This function calculates the obliquity for a given epoch. It is a
wrapper for function swe_calc_ut of package swephR.
Usage
obliquity(year = skyscapeR.env$cur.year)
Arguments
year
Year for which to calculate the obliquity.
Defaults to present year as given by Sys.Date
References
Laskar, J. et al. (2004), A long-term numerical
solution for the insolation quantities of the Earth, Astron.
Astroph., 428, 261-285, doi:10.1051/0004-6361:20041335.
See Also
swe_calc_ut
Examples
#' # Obliquity for year 3999 BC:
obliquity(-4000)
f-silva-archaeo/skyscapeR documentation built on Sept. 25, 2024, 7:50 p.m.
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| obliquity | R Documentation |
Computes obliquity of the ecliptic
Description
This function calculates the obliquity for a given epoch. It is a
wrapper for function swe_calc_ut of package swephR.
Usage
obliquity(year = skyscapeR.env$cur.year)
Arguments
year |
Year for which to calculate the obliquity. Defaults to present year as given by Sys.Date |
References
Laskar, J. et al. (2004), A long-term numerical solution for the insolation quantities of the Earth, Astron. Astroph., 428, 261-285, doi:10.1051/0004-6361:20041335.
See Also
swe_calc_ut
Examples
#' # Obliquity for year 3999 BC:
obliquity(-4000)
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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