142edo: Difference between revisions

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{{EDO intro|142}}
{{EDO intro|142}}


The equal temperament tempers out [[1728/1715]], [[3136/3125]], [[16875/16807]], [[32805/32768]], [[176/175]], [[540/539]] and 1375/1372. It is an excellent tuning for [[orwellismic]], the rank-3 temperament tempering out 1728/1715, and a good one for the 11-limit [[extension]] also tempering out 176/175. It is also excellent for [[semisept]], the 31 & 111 temperament tempering out 1728/1715 and 3136/3125 and the 53 & 89 temperament tempering out both 1728/1715 and 32805/32768.
The equal temperament [[tempering out|tempers out]] 32805/32768 ([[schisma]]) in the 5-limit; [[1728/1715]], [[3136/3125]], and [[16875/16807]] in the 7-limit; [[176/175]], [[540/539]] and 1375/1372 in the 11-limit. It is an excellent tuning for [[orwellismic]], the rank-3 temperament tempering out 1728/1715, and a good one for [[guanyin]], the 11-limit [[extension]] also tempering out 176/175. It is also excellent for [[semisept]], the 31 & 111 temperament tempering out 1728/1715 and 3136/3125 and the 53 & 89 temperament tempering out both 1728/1715 and 32805/32768.


=== Prime harmonics ===
=== Prime harmonics ===

Revision as of 07:06, 21 May 2024

← 141edo 142edo 143edo →
Prime factorization 2 × 71
Step size 8.4507 ¢ 
Fifth 83\142 (701.408 ¢)
Semitones (A1:m2) 13:11 (109.9 ¢ : 92.96 ¢)
Consistency limit 9
Distinct consistency limit 9

Template:EDO intro

The equal temperament tempers out 32805/32768 (schisma) in the 5-limit; 1728/1715, 3136/3125, and 16875/16807 in the 7-limit; 176/175, 540/539 and 1375/1372 in the 11-limit. It is an excellent tuning for orwellismic, the rank-3 temperament tempering out 1728/1715, and a good one for guanyin, the 11-limit extension also tempering out 176/175. It is also excellent for semisept, the 31 & 111 temperament tempering out 1728/1715 and 3136/3125 and the 53 & 89 temperament tempering out both 1728/1715 and 32805/32768.

Prime harmonics

Approximation of prime harmonics in 142edo
Harmonic 2 3 5 7 11 13 17 19 23 29 31
Error Absolute (¢) +0.00 -0.55 +2.42 +3.01 -2.02 -3.91 -3.55 -1.74 -2.92 +1.41 -4.19
Relative (%) +0.0 -6.5 +28.6 +35.6 -23.9 -46.2 -42.0 -20.6 -34.6 +16.7 -49.6
Steps
(reduced)
142
(0)
225
(83)
330
(46)
399
(115)
491
(65)
525
(99)
580
(12)
603
(35)
642
(74)
690
(122)
703
(135)

Subsets and supersets

142edo has subset edos 2edo and 71edo.