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-rw-r--r--gnu/packages/cran.scm28
1 files changed, 28 insertions, 0 deletions
diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index 3c300a39a6..8228f2d988 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -15449,3 +15449,31 @@ effect size.")
Library (GDAL) and access to projection/transformation operations from the
PROJ.4 library.")
(license license:gpl2+)))
+
+(define-public r-insol
+ (package
+ (name "r-insol")
+ (version "1.2")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (cran-uri "insol" version))
+ (sha256
+ (base32
+ "14ikz05375pjn9hby7kwkhcnykjilbnkdy5i8lsl7c5qdbhmqcm5"))))
+ (properties `((upstream-name . "insol")))
+ (build-system r-build-system)
+ (propagated-inputs
+ `(("r-raster" ,r-raster)
+ ("r-rgdal" ,r-rgdal)))
+ (native-inputs
+ `(("gfortran" ,gfortran)))
+ (home-page "https://meteoexploration.com/R/insol/index.html")
+ (synopsis "Tools for calculating solar radiation")
+ (description
+ "This package provides functions to compute insolation on tilted
+surfaces, computes atmospheric transmittance and related parameters such as:
+Earth radius vector, declination, sunset and sunrise, daylength, equation of
+time, vector in the direction of the sun, vector normal to surface, and some
+atmospheric physics.")
+ (license license:gpl2+)))