177edo

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Revision as of 09:42, 25 April 2024 by FloraC (talk | contribs) (Adopt template: EDO intro; +prime error table; +subsets and supersets; -redundant categories)
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← 176edo 177edo 178edo →
Prime factorization 3 × 59
Step size 6.77966 ¢ 
Fifth 104\177 (705.085 ¢)
Semitones (A1:m2) 20:11 (135.6 ¢ : 74.58 ¢)
Dual sharp fifth 104\177 (705.085 ¢)
Dual flat fifth 103\177 (698.305 ¢)
Dual major 2nd 30\177 (203.39 ¢) (→ 10\59)
Consistency limit 7
Distinct consistency limit 7

Template:EDO intro

The patent val tempers out 245/243 and 2401/2400 in the 7-limit, supporting and providing a good tuning for the octacot temperament.

Odd harmonics

Approximation of odd harmonics in 177edo
Harmonic 3 5 7 9 11 13 15 17 19 21 23
Error Absolute (¢) +3.13 +0.13 +0.67 -0.52 -2.17 +0.15 +3.26 -3.26 +0.79 -2.98 +2.23
Relative (%) +46.2 +1.9 +9.8 -7.7 -31.9 +2.2 +48.0 -48.1 +11.7 -44.0 +33.0
Steps
(reduced)
281
(104)
411
(57)
497
(143)
561
(30)
612
(81)
655
(124)
692
(161)
723
(15)
752
(44)
777
(69)
801
(93)

Subsets and supersets

Since 177 factors into 3 × 59, 177edo contains 3edo and 59edo as its subsets. 354edo, which doubles it, provides good correction for the approximation of harmonic 3.