ruby-sphere-0.3.5 released

ruby-sphere is an application to calculate apparent positions of stars with a moderate accuracy. We are pleased to announce the fifth alpha release, ruby-sphere-0.3.5: local sidereal time in gnuplot data file has been corrected.

The goal of ruby-sphere is to to provide an easy way to plan astronomical observations. Ruby version 1.8.x is required. Gnuplot is required to plot visibility maps.