Andreas Werckmeister (November 30, 1645 – October 26, 1706) was a musician and music theorist of the Baroque era. November 30 is the 334th day (335th on leap years) of the year in the Gregorian calendar, with 31 days remaining, as the final day of November. ... // Events January 10 - Archbishop Laud executed on Tower Hill, London. ... October 26 is the 299th day of the year (300th in leap years) in the Gregorian Calendar, with 66 days remaining. ... Events March 27 - Concluding that Emperor Iyasus I of Ethiopia had abdicated by retiring to a monastery, a council of high officials appoint Tekle Haymanot I Emperor of Ethiopia May 23 - Battle of Ramillies November 5 - The Dublin Gazette publishes its first edition. ... Music theory is a field of study that describes the elements of music and includes the development and application of methods for analyzing and composing music, and the interrelationship between the notation of music and performance practice. ... Baroque music is European classical music written during the Baroque era, approximately 1600 to 1750. ...

Born in Benneckenstein, Werckmeister attended schools in Nordhausen and Quedlinburg. He received his musical training from his uncles Heinrich Christian Werckmeister and Heinrich Victor Werckmeister. In 1664 he became an organist in Hasselfelde; ten years later in Elbingerode; and in 1696 of the Martinskirche in Halberstadt. Nordhausen is a city at the southern border of the Harz mountains, in the state of Thuringia, Germany. ... Roland The city of Quedlinburg in the German Bundesland of Saxony-Anhalt has existed since at least the early ninth century, when a settlement known as Gross Orden existed at the site of the modern Quedlinburg. ... Events March 12 - New Jersey becomes a colony of England. ... An organist is a musician who plays the organ, whether pipe or electronic. ... The year 1696 had the earliest equinoxes and solstices for 400 years in the Gregorian calendar, because this year is a leap year and the Gregorian calendar would have behaved like the Julian calendar since March 1500 had it have been in use that long. ... Liebfrauenkirche Halberstadt is a city in the German state of Saxony-Anhalt. ...

Of his compositions only a booklet remains: pieces for violin with basso continuo, with the title Musikalische Privatlust (1689). Figured bass, or thoroughbass, is a kind of integer musical notation used to indicate intervallic content (the intervals which make up a sonority), later chords, in relation to a bass note. ... Events Louis XIV of France passed the Code Noir, allowing the full use of slaves in the French colonies. ...

Werckmeister is best known today as a theorist, in particular through his writings Musicae mathematicae hodegus curiosus... (1687) and Musikalische Temperatur, oder... (1691), in which he coined the term well temperament and described a system of well temperament now known as Werckmeister temperament. Events March 19 - The men under explorer Robert Cavelier de La Salle murder him while searching for the mouth of the Mississippi River. ... Events March 5 - French troops under Marshal Louis-Francois de Boufflers besiege the Spanish-held town of Mons March 29 - Siege of Mons ends to the city’s surrender October 3 - Treaty of Limerick which guaranteed civil rights to catholics was signed. ... Well temperaments are a form of musical tuning, also known as circular temperaments, or irregular temperaments. ...