julian day converter freeware downloads
September Theme for Page Turning Book
1.0 freeware download... the ninth month of the year in the Julian and Gregorian Calendars and one of four months ... the beginning of Autumn. To help recognize every day in September 2012, we pre-design this September 2012 ...
Virtual Celestial Globe
1.2.7b freeware download... Package contains also Astronomical tools: Planetarium Star Visibility Julian date Angle Converter Time Converter Day Light Length ...