The Piano Concerto No. 23 in A major (K.

Köchel-Verzeichnis

The Köchel-Verzeichnis is a complete, chronological catalogue of compositions by Wolfgang Amadeus Mozart which was originally created by Ludwig von Köchel. It is abbreviated K or KV. For example, Mozart's Requiem in D minor was, according to Köchel's counting, the 626th piece Mozart composed....

 488) is a musical composition for piano

Piano

The piano is a musical instrument played by means of a keyboard. It is one of the most popular instruments in the world. Widely used in classical and jazz music for solo performances, ensemble use, chamber music and accompaniment, the piano is also very popular as an aid to composing and rehearsal...

 and orchestra

Orchestra

An orchestra is a sizable instrumental ensemble that contains sections of string, brass, woodwind, and percussion instruments. The term orchestra derives from the Greek ορχήστρα, the name for the area in front of an ancient Greek stage reserved for the Greek chorus...

 written by Wolfgang Amadeus 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...

. It was finished, according to Mozart's own catalogue, on March 2, 1786, around the time of the premiere of his opera, The Marriage of Figaro

The Marriage of Figaro

Le nozze di Figaro, ossia la folle giornata , K. 492, is an opera buffa composed in 1786 in four acts by Wolfgang Amadeus Mozart, with Italian libretto by Lorenzo Da Ponte, based on a stage comedy by Pierre Beaumarchais, La folle journée, ou le Mariage de Figaro .Although the play by...

. It was one of three subscription concerts given that spring and was probably played by Mozart himself at one of these. The concerto is scored for piano solo and an orchestra consisting of one flute

Flute

The flute is a musical instrument of the woodwind family. Unlike woodwind instruments with reeds, a flute is an aerophone or reedless wind instrument that produces its sound from the flow of air across an opening...

, two clarinet

Clarinet

The clarinet is a musical instrument of woodwind type. The name derives from adding the suffix -et to the Italian word clarino , as the first clarinets had a strident tone similar to that of a trumpet. The instrument has an approximately cylindrical bore, and uses a single reed...

s, two bassoon

Bassoon

The bassoon is a woodwind instrument in the double reed family that typically plays music written in the bass and tenor registers, and occasionally higher. Appearing in its modern form in the 19th century, the bassoon figures prominently in orchestral, concert band and chamber music literature...

s, two horn

Horn (instrument)

The horn is a brass instrument consisting of about of tubing wrapped into a coil with a flared bell. A musician who plays the horn is called a horn player ....

s and string

String section

The string section is the largest body of the standard orchestra and consists of bowed string instruments of the violin family.It normally comprises five sections: the first violins, the second violins, the violas, the cellos, and the double basses...

s.