476/475

476/475, the hedwigma, is a 19-limit superparticular comma of about 3.64 cents. It is the amount by which a stack consisting of two 5/4s and one 19/17 falls short of 7/4. By tempering it out is defined the hedwigmic temperament, which enables the hedwigmic chords.

Interval information

Ratio	476/475
Factorization	22 × 5-2 × 7 × 17 × 19-1
Monzo	[2 0 -2 1 0 0 1 -1⟩
Size in cents	3.640872¢
Name	hedwigma
Color name	19u17ozgg2, nusozogugu 2nd, Nusozogugu comma
FJS name	[math]\displaystyle{ \text{d2}^{7,17}_{5,5,19} }[/math]
Special properties	superparticular, reduced
Tenney norm (log2 nd)	17.7866
Weil norm (log2 max(n, d))	17.7896
Wilson norm (sopfr(nd))	57
Comma size	small
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Etymology

The name hedwigma was named by Xenllium in 2023. It refers to 476 Hedwig, the asteroid.

See also

• Small comma
• List of superparticular intervals