19/16 is a 19-limit interval, 297.5 cents in size, the otonal minor third or octave-reduced 19th harmonic, which is extremely close to the minor third of 12edo (300 cents). It is an undevicesimal schisma aka Boethius' comma (513/512) above the Pythagorean minor third.

Interval information
Ratio 19/16
Subgroup monzo 2.19 [-4 1
Size in cents 297.513¢
Names otonal minor third,
octave-reduced 19th harmonic
Color name 19o3, ino 3rd
FJS name [math]\displaystyle{ \text{m3}^{19} }[/math]
Special properties reduced,
reduced harmonic
Tenney norm (log2 nd) 8.24793
Weil norm (log2 max(n, d)) 8.49586
Wilson norm (sopfr(nd)) 27

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Approximation

19/16 is very accurately approximated by 121edo (30\121), although technically there is a slight difference, as that of 121edo is 0.007645 cents sharper.

Edo approximations for 19/16 (297.51 ¢)
≤ 80edo, relative error ≤ 10%
Edo Step size Cents (¢) Absolute error (¢) Relative error (%)
4 1\4 300.00 +2.49 +0.83
8 2\8 300.00 +2.49 +1.66
12 3\12 300.00 +2.49 +2.49
16 4\16 300.00 +2.49 +3.32
20 5\20 300.00 +2.49 +4.14
24 6\24 300.00 +2.49 +4.97
28 7\28 300.00 +2.49 +5.80
32 8\32 300.00 +2.49 +6.63
36 9\36 300.00 +2.49 +7.46
40 10\40 300.00 +2.49 +8.29
44 11\44 300.00 +2.49 +9.12
48 12\48 300.00 +2.49 +9.95
73 18\73 295.89 -1.62 -9.87
77 19\77 296.10 -1.41 -9.04

See also