Structure of Reels

How many different sizes and shapes do Irish reels come in? This report reveals the broad variety of lengths and structures found across all of the Irish traditional reels documented in . The AABB-style notation used here is conventional when describing musical form. Within the Irish tradition, the common terms "doubled" and "singled" can be translated as simply meaning whether each 8-bar part is repeated or not, and the somewhat old-fashioned Irish terms "the tune" and "the turn" can be translated as "the A part" and "the B part" respectively.

8-bar structureCount of reels% of
total
Bar graph
AABB1,39857.6%bar
AB70729.1%bar
AABBCC913.7%bar
ABC672.8%bar
ABB331.4%bar
AAB210.9%bar
ABCD210.9%bar
AABBCCDD140.6%bar
AABB'110.5%bar
ABCDE90.4%bar
AABC80.3%bar
ABCC80.3%bar
AABCC40.2%bar
AABCD40.2%bar
AABBC30.1%bar
AA'BB20.1%bar
AABBCCBB20.1%bar
AABCCDD20.1%bar
ABB'20.1%bar
ABBC20.1%bar
ABCB20.1%bar
ABCDD20.1%bar
ABCDEF20.1%bar
AA'BB'10.0%bar
AABAACC10.0%bar
AABBA'10.0%bar
AABBAABBCCDDCCDDEEFFEEFF10.0%bar
AABBAACCDDCCDD10.0%bar
AABBB'B'10.0%bar
AABBCCDDEE10.0%bar
AABCBC10.0%bar
AABCDEF10.0%bar
ABBCC10.0%bar
ABCB'10.0%bar
ABCCDDEE10.0%bar
ABCDD'10.0%bar
ABCDEFGHIJKL10.0%bar
Total2,429

This chart does not include an additional 22 reels that do not have a consistent 8-bar structure.

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