Ludwig Ritter von Köchel
Encyclopedia
Ludwig Alois Ferdinand Ritter von Köchel (ˈkœçəl; 14 January 1800 – 3 June 1877) was a musicologist, writer, composer, botanist and publisher. He is best known for cataloguing the works of Mozart
Wolfgang Amadeus Mozart
Wolfgang Amadeus Mozart , baptismal name Johannes Chrysostomus Wolfgangus Theophilus Mozart , was a prolific and influential composer of the Classical era. He composed over 600 works, many acknowledged as pinnacles of symphonic, concertante, chamber, piano, operatic, and choral music...

 and originating the 'K-numbers' by which they are known (K for Köchel).

Born in the town of Stein
Stein
Stein is a German and Norwegian word meaning "stone" and may refer to:* Beer stein* Stein , a beer brewery in Bratislava, Slovakia* USS Stein , a frigate in the U.S...

, Lower Austria
Lower Austria
Lower Austria is the northeasternmost state of the nine states in Austria. The capital of Lower Austria since 1986 is Sankt Pölten, the most recently designated capital town in Austria. The capital of Lower Austria had formerly been Vienna, even though Vienna is not officially part of Lower Austria...

, he studied law in Vienna
Vienna
Vienna is the capital and largest city of the Republic of Austria and one of the nine states of Austria. Vienna is Austria's primary city, with a population of about 1.723 million , and is by far the largest city in Austria, as well as its cultural, economic, and political centre...

, and for fifteen years was tutor to the four sons of Archduke Charles of Austria. Köchel was rewarded with a knighthood and a generous financial settlement, permitting him to spend the rest of his life as a private scholar. Contemporary scientists were greatly impressed by his botanical
Botany
Botany, plant science, or plant biology is a branch of biology that involves the scientific study of plant life. Traditionally, botany also included the study of fungi, algae and viruses...

 researches in North Africa
North Africa
North Africa or Northern Africa is the northernmost region of the African continent, linked by the Sahara to Sub-Saharan Africa. Geopolitically, the United Nations definition of Northern Africa includes eight countries or territories; Algeria, Egypt, Libya, Morocco, South Sudan, Sudan, Tunisia, and...

, the Iberian Peninsula
Iberian Peninsula
The Iberian Peninsula , sometimes called Iberia, is located in the extreme southwest of Europe and includes the modern-day sovereign states of Spain, Portugal and Andorra, as well as the British Overseas Territory of Gibraltar...

, the United Kingdom
United Kingdom
The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

, the North Cape
North Cape, Norway
North Cape is a cape on the island of Magerøya in Northern Norway, in the municipality of Nordkapp. Its 307 m high, steep cliff is often referred to as the northernmost point of Europe, located at , 2102.3 km from the North Pole. However, the neighbouring point Knivskjellodden is actually...

, and Russia
Russia
Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...

. In addition to botany, he was interested in geology
Geology
Geology is the science comprising the study of solid Earth, the rocks of which it is composed, and the processes by which it evolves. Geology gives insight into the history of the Earth, as it provides the primary evidence for plate tectonics, the evolutionary history of life, and past climates...

 and mineralogy
Mineralogy
Mineralogy is the study of chemistry, crystal structure, and physical properties of minerals. Specific studies within mineralogy include the processes of mineral origin and formation, classification of minerals, their geographical distribution, as well as their utilization.-History:Early writing...

, but also loved music, and was a member of the Mozarteum Salzburg.

Köchel Catalogue

In 1862 he published the Köchel catalogue, a chronological and thematic register of the works of Mozart. This catalogue was the first on such a scale and with such a level of scholarship behind it; it has since undergone revisions. Mozart's works are often referred to by their K-numbers (c.f. opus number
Opus number
An Opus number , pl. opera and opuses, abbreviated, sing. Op. and pl. Opp. refers to a number generally assigned by composers to an individual composition or set of compositions on publication, to help identify their works...

); for example, the "Jupiter" symphony, Symphony No. 41
Symphony No. 41 (Mozart)
Wolfgang Amadeus Mozart completed his Symphony No. 41 in C major, K. 551, on 10 August 1788. It was the last symphony that he composed.The work is nicknamed the Jupiter Symphony...

K. 551.

Moreover, Köchel arranged Mozart's works into twenty-four categories, which were used by Breitkopf & Härtel
Breitkopf & Härtel
Breitkopf & Härtel is the world's oldest music publishing house. The firm was founded in 1719 in Leipzig by Bernhard Christoph Breitkopf . The catalogue currently contains over 1000 composers, 8000 works and 15,000 music editions or books on music. The name "Härtel" was added when Gottfried...

 when they published the first complete edition of Mozart's works
Alte Mozart-Ausgabe
The Alte Mozart-Ausgabe is the name by which the first complete edition of the music of Wolfgang Amadeus Mozart, is known nowadays, published by Breitkopf & Härtel from January 1877 to December 1883, with supplements published until 1910...

 from 1877 to 1910, a venture partly funded by Köchel.

He also catalogued the works of Johann Fux
Johann Fux
Johann Joseph Fux was an Austrian composer, music theorist and pedagogue of the late Baroque era. He is most famous as the author of Gradus ad Parnassum, a treatise on counterpoint, which has become the single most influential book on the Palestrina style of Renaissance polyphony...

.

Ludwig Ritter von Köchel died of cancer at age 77 in Vienna.

External links

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