27/13

The Luxembourg eighth, 27/13, slightly larger than an octave, is notable for being well approximated by 10 steps of 15ed3 (1267.97 cents).

Interval information

Ratio	27/13
Factorization	33 × 13-1
Monzo	[0 3 0 0 0 -1⟩
Size in cents	1265.337¢
Name	Luxembourg eighth
Color name	3u8, thu 8ve
FJS name	[math]\displaystyle{ \text{A8}_{13} }[/math]
Tenney norm (log2 nd)	8.45533
Weil norm (log2 max(n, d))	9.50978
Wilson norm (sopfr(nd))	22
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It is named after asteroid 2713, Luxembourg.

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