Unicorn comma

1594323/1562500, the unicorn comma, is a 5-limit comma measuring about 34.9 ¢. Named by Paul Erlich in 2002, it is the difference between three classic minor thirds of 6/5 and five minor whole tones of 10/9.

Interval information

Ratio	1594323/1562500
Factorization	2-2 × 313 × 5-8
Monzo	[-2 13 -8⟩
Size in cents	34.9053¢
Name	unicorn comma
Color name	Lg82, laquadbigu 2nd
FJS name	[math]\displaystyle{ \text{dd2}_{5,5,5,5,5,5,5,5} }[/math]
Special properties	reduced
Tenney norm (log2 nd)	41.1799
Weil norm (log2 max(n, d))	41.209
Wilson norm (sopfr(nd))	83
Comma size	medium
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Temperament

Tempering out this comma leads to the unicorn family of temperaments.