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SunCalcMeeus: Sun Position and Daylight Calculations

Compute the position of the sun, and local solar time using Meeus' formulae. Compute day and/or night length using different twilight definitions or arbitrary sun elevation angles. This package is part of the 'r4photobiology' suite, Aphalo, P. J. (2015) <doi:10.19232/uv4pb.2015.1.14>. Algorithms from Meeus (1998, ISBN:0943396611).

Version: 0.1.1
Depends: R (≥ 4.0.0)
Imports: stats, tibble (≥ 3.1.6), lubridate (≥ 1.9.3), dplyr (≥ 1.0.9)
Suggests: knitr (≥ 1.41), rmarkdown (≥ 2.18), testthat (≥ 3.2.1), roxygen2 (≥ 7.3.0), lutz (≥ 0.3.2), covr, spelling
Published: 2024-12-11
DOI: 10.32614/CRAN.package.SunCalcMeeus
Author: Pedro J. Aphalo ORCID iD [aut, cre]
Maintainer: Pedro J. Aphalo <pedro.aphalo at helsinki.fi>
BugReports: https://github.com/aphalo/SunCalcMeeus/issues
License: GPL-2 | GPL-3 [expanded from: GPL (≥ 2)]
URL: https://docs.r4photobiology.info/SunCalcMeeus/, https://github.com/aphalo/SunCalcMeeus
NeedsCompilation: no
Language: en-US
Citation: SunCalcMeeus citation info
Materials: README NEWS
CRAN checks: SunCalcMeeus results

Documentation:

Reference manual: SunCalcMeeus.pdf
Vignettes: User Guide: 0 The R for Photobiology Suite (source, R code)
User Guide (source, R code)

Downloads:

Package source: SunCalcMeeus_0.1.1.tar.gz
Windows binaries: r-devel: SunCalcMeeus_0.1.1.zip, r-release: not available, r-oldrel: SunCalcMeeus_0.1.1.zip
macOS binaries: r-release (arm64): SunCalcMeeus_0.1.1.tgz, r-oldrel (arm64): SunCalcMeeus_0.1.1.tgz, r-release (x86_64): SunCalcMeeus_0.1.1.tgz, r-oldrel (x86_64): SunCalcMeeus_0.1.1.tgz

Linking:

Please use the canonical form https://CRAN.R-project.org/package=SunCalcMeeus to link to this page.

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.
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