Rob Peters' work explores neo-baroque contrapuntal textures within a modern tonal framework. Its distinctive feature is the strict rhythmic drive maintained throughout the piece.
Maintain absolute rhythmic precision in the counterpoint between the left and right hands.
Comparable difficulty and character — good candidates for what to learn next.
Alla Breve (Op.99 No.1) is rated Henle level 3 of 9 — late beginner repertoire, roughly ABRSM grades 4–5. In the RCM system it corresponds to about level 6.
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 Alla Breve (Op.99 No.1) lasts about 3 minutes.
Alla Breve (Op.99 No.1) is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.
Pieces at a comparable difficulty and character include Canon Triplex by Rob Peters, Canon Duplex by Rob Peters, Andante en forme de canon by Daniel Fleuret — see the full similar-pieces list on this page.