suncalc: Compute Sun Position, Sunlight Phases, Moon Position and Lunar Phase

Get sun position, sunlight phases (times for sunrise, sunset, dusk, etc.), moon position and lunar phase for the given ___location and time. Most calculations are based on the formulas given in Astronomy Answers articles about position of the sun and the planets : <https://www.aa.quae.nl/en/reken/zonpositie.html>.

Version:	0.5.4
Imports:	data.table, lubridate (≥ 1.9.0), magrittr
Suggests:	testthat (≥ 3.0.0)
Published:	2026-10-26
DOI:	10.32614/CRAN.package.suncalc
Author:	Benoit Thieurmel [aut, cre] (R interface), Achraf Elmarhraoui [aut] (R interface)
Maintainer:	Benoit Thieurmel <bthieurmel at gmail.com>
License:	GPL-2 | file LICENSE
URL:	https://github.com/datastorm-open/suncalc
NeedsCompilation:	no
Materials:	README, NEWS
CRAN checks:	suncalc results

Documentation:

Reference manual:

suncalc.html , suncalc.pdf

Downloads:

Package source:	suncalc_0.5.4.tar.gz
Windows binaries:	r-devel: suncalc_0.5.4.zip, r-release: suncalc_0.5.4.zip, r-oldrel: suncalc_0.5.4.zip
macOS binaries:	r-release (arm64): suncalc_0.5.4.tgz, r-oldrel (arm64): suncalc_0.5.4.tgz, r-release (x86_64): suncalc_0.5.4.tgz, r-oldrel (x86_64): suncalc_0.5.4.tgz
Old sources:	suncalc archive

Reverse dependencies:

Reverse imports:	ARUtools, calendR, calendRio, FishDiveR, gghourglass, incR, INQC, moonlit, MoonShineR, PAMmisc, searchlight, sonicscrewdriver
Reverse suggests:	amt, barrks, ctmm, oystermapR

Linking:

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