144/143

Interval information

Ratio	144/143
Factorization	24 × 32 × 11-1 × 13-1
Monzo	[4 2 0 0 -1 -1⟩
Size in cents	12.0644¢
Name	grossma
Color name	3u1u1, thulu 1sn, Thulu comma
FJS name	[math]\displaystyle{ \text{A1}_{11,13} }[/math]
Special properties	square superparticular, reduced
Tenney height (log2 nd)	14.3298
Weil height (log2 max(n, d))	14.3399
Wilson height (sopfr(nd))	38
Comma size	small
S-expression	S12
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144/143, the grossma, is a 13-limit small comma. It is the difference between the 11/9 and 16/13 neutral thirds, and between the 12/11 and 13/12 neutral seconds. Teff is a temperament of note that targets it.

See also

• Small comma
• List of superparticular intervals
• Grossmisma, the difference by which a stack of seven 144/143s falls short of 21/20