Schubert's 'Auf der Donau' is a beautifully crafted song for piano, characterized by its flowing melody and serene harmonic language, evoking the gentle movement of the Danube River. Its peaceful atmosphere is enhanced by subtle melodic ornamentation.
Focus on a smooth, singing legato and sensitive pedaling to create the flowing, tranquil atmosphere of the piece.
Auf der Donau(Op.21 No.1) (D.553) is rated Henle level 5 of 9 — late intermediate repertoire, roughly ABRSM grades 6–7. In the RCM system it corresponds to about level 7.
You should be comfortable at Henle level 5 — meaning you can already play level 4–5 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of Auf der Donau(Op.21 No.1) (D.553) lasts about 3 minutes.
Auf der Donau(Op.21 No.1) (D.553) is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.