151edt

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← 150edt 151edt 152edt →
Prime factorization 151 (prime)
Step size 12.5957¢ 
Octave 95\151edt (1196.59¢)
Consistency limit 2
Distinct consistency limit 2

151 equal divisions of the tritave, perfect twelfth, or 3rd harmonic (abbreviated 151edt or 151ed3), is a nonoctave tuning system that divides the interval of 3/1 into 151 equal parts of about 12.6 ¢ each. Each step represents a frequency ratio of 31/151, or the 151st root of 3.

Harmonics

Approximation of harmonics in 151edt
Harmonic 2 3 4 5 6 7 8 9 10 11 12
Error Absolute (¢) -3.41 +0.00 +5.78 -2.66 -3.41 -5.77 +2.38 +0.00 -6.06 +5.27 +5.78
Relative (%) -27.0 +0.0 +45.9 -21.1 -27.0 -45.8 +18.9 +0.0 -48.1 +41.9 +45.9
Steps
(reduced)
95
(95)
151
(0)
191
(40)
221
(70)
246
(95)
267
(116)
286
(135)
302
(0)
316
(14)
330
(28)
342
(40)
Approximation of harmonics in 151edt
Harmonic 13 14 15 16 17 18 19 20 21 22 23
Error Absolute (¢) +5.76 +3.42 -2.66 -1.03 -5.22 -3.41 +3.76 +3.13 -5.77 +1.87 +0.48
Relative (%) +45.8 +27.2 -21.1 -8.2 -41.4 -27.0 +29.8 +24.8 -45.8 +14.8 +3.8
Steps
(reduced)
353
(51)
363
(61)
372
(70)
381
(79)
389
(87)
397
(95)
405
(103)
412
(110)
418
(116)
425
(123)
431
(129)