calcelestial calculates the sun's rise/set times, the solar noon and the daylight time duration.
See manpage calcelestial(1) and the blog entry for more information
sudo apt-get install -y libnova-dev libcurl4-openssl-dev libjson-c-dev libdb-dev autoconf make gcc pkg-config
autoreconf -i && ./configure && make install
brew install curl json-c berkeley-db
git clone git://git.code.sf.net/p/libnova/libnova libnova && pushd libnova && autoreconf -if && ./configure && make && sudo make install; popd
autoreconf -i && ./configure && make install
calcelestial is licensed under GPLv3.
calcelestial is written by Steffen Vogel post@steffenvogel.de