Determination of the day of the week his adjustments for centuries are to be determined using formulas similar to those for the centuries table. Although explicit in asserting that his method also works for Old Style dates, his example reproduced below to determine that "1676, February 23" is a Wednesday only works on a Julian calendar which starts the year on January 1, instead of March 25 as on the "Old Style" Julian calendar. Algorithm: Take the given date in 4 portions, viz. the number of centuries, the number of years over, the month, the day of the month. Compute the following 4 items, adding each, when
Day of the German-speaking Community Day of the German-speaking Community The Day of the German-speaking Community is a holiday in Belgium celebrated on 15 November each year. It is a public holiday for the German-speaking Community of Belgium but it is not celebrated elsewhere in the country. The equivalents of the other communities are the Day of the Flemish Community (11 July) and the Day of the French-speaking Community (27 September). The ceremony coincides with the King's Feast. The German-speaking Community measures over 853 km (329 sq miles) in the Belgian region of Wallonia, and is made up of two territories consisting of nine municipalities.