177147/163840 is equal to an apotome plus a syntonic comma, putting it on the syntonic-chromatic equivalence continuum. It is tempered out in edos 7, 33, 40 & 47, creating a temperament where the 5ths are flat, but not as flat as mavila or whitewood and it takes 11 of them to reach the best approximation of the 5th harmonic.

Interval information
Ratio 177147/163840
Factorization 2-15 × 311 × 5-1
Monzo [-15 11 -1
Size in cents 135.1913¢
Name tragicomma (not finalized)
FJS name [math]\displaystyle{ \text{A1}_{5} }[/math]
Special properties reduced
Tenney norm (log2 nd) 34.7565
Weil norm (log2 max(n, d)) 34.8692
Wilson norm (sopfr(nd)) 68
Comma size large
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