Schubert's "An die Nachtigall" D.497 is a joyful and spirited setting that depicts the bird's song. It is characterized by its bright melody and lively accompaniment.
Emphasize a light and agile touch with clear melodic articulation.
An die Nachtigall(Op.98 No.1) (D.497) is rated Henle level 3 of 9 — late beginner repertoire, roughly ABRSM grades 4–5. In the RCM system it corresponds to about level 5.
You should be comfortable at Henle level 3 — meaning you can already play level 2–3 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 An die Nachtigall(Op.98 No.1) (D.497) lasts about 2 minutes.
An die Nachtigall(Op.98 No.1) (D.497) is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.