Piano Sonata No. 13 (Beethoven)
| Piano Sonata No.13 | |
|---|---|
| by Ludwig van Beethoven | |
Portrait of Beethoven (age 33) with a lyre-guitar by Joseph Willibrord Mähler (c. 1804) | |
| Key | E♭ major |
| Opus | 27/1 |
| Composed | 1800–01 |
| Duration | 15 minutes |
| Movements | 3 or 4, depending on edition |
Piano Sonata No. 13 in E♭ major, Op. 27 No. 1, "Quasi una fantasia", is a sonata composed by Ludwig van Beethoven in 1800–01.