NEWS.md

suntools 1.1.0

Corrects the output date (given when POSIXct.out = TRUE) on days that shift between daylight savings time and standard time. On these days only the output date was one hour off (#19).

suntools 1.0.1

Minor change to unit test to maintain compatibility with CRAN Debian system

suntools 1.0.0

First release of suntools package on CRAN. Provides a set of functions to calculate sun position, sunrise, sunset, solar noon and twilight, which were formerly made available by the [maptools]((https://CRAN.R-project.org/package=maptools) package.

New features

Bug Fixes



Try the suntools package in your browser

Any scripts or data that you put into this service are public.

suntools documentation built on Nov. 7, 2025, 9:07 a.m.