11th-octave temperaments: Difference between revisions

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- hendeca, - undeka (moved to appropriate temp collection pages)
Canonicalize hendecatonic and undeka. Undeka is weaker but it hardly matters
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An 11th-octave temperament can be described by temperament merging of edos whose greatest common divisor is 11. Although [[11edo]] itself is not particularly accurate for low-complexity harmonics, some temperaments which are multiples of 11 are.
An 11th-octave temperament can be described by temperament merging of edos whose greatest common divisor is 11. Although [[11edo]] itself is not particularly accurate for low-complexity harmonics, some temperaments which are multiples of 11 are.


== Hendecapent ==
== Hendecatonic ==
This temperament has a period of 1/11 octave, which represents [[16/15]] in the 5-limit. There are some 7-limit extensions include [[Porwell temperaments #Hendecatonic|hendecatonic]] ({{nowrap| 22 & 77 }}) and [[#Hendeca|hendeca]] ({{nowrap| 22 & 33 }}).
: ''For extensions, see [[Porwell temperaments #Hendecatonic]] and [[Marvel temperaments #Hendeca]].''
 
This temperament has a period of 1/11 octave, which represents [[16/15]] in the 5-limit.  


[[Subgroup]]: 2.3.5
[[Subgroup]]: 2.3.5
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[[Badness]] (Sintel): 10.7
[[Badness]] (Sintel): 10.7


== Undekapent ==
== Undeka ==
: ''For extensions, see [[Keemic temperaments #Undeka]].''
 
This temperament has a period of 1/11 octave, three of them represent [[6/5]] in the 5-limit.
This temperament has a period of 1/11 octave, three of them represent [[6/5]] in the 5-limit.


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== Elven ==
== Elven ==
{{See also| Sensibeta temperaments #Elven }}
: ''For extensions, see [[Sensibeta temperaments #Elven]].''


This temperament has a period of 1/11 octave, which represents [[3125/2916]] in the 5-limit.
This temperament has a period of 1/11 octave, which represents [[3125/2916]] in the 5-limit.

Revision as of 10:47, 5 July 2026

This is a list showing technical temperament data. For an explanation of what information is shown here, you may look at the technical data guide for regular temperaments.

An 11th-octave temperament can be described by temperament merging of edos whose greatest common divisor is 11. Although 11edo itself is not particularly accurate for low-complexity harmonics, some temperaments which are multiples of 11 are.

Hendecatonic

For extensions, see Porwell temperaments #Hendecatonic and Marvel temperaments #Hendeca.

This temperament has a period of 1/11 octave, which represents 16/15 in the 5-limit.

Subgroup: 2.3.5

Comma list: 8796093022208/8649755859375

Mapping[11 0 43], 0 1 -1]]

Mapping generators: ~16/15, ~3

Optimal tunings:

  • WE: ~16/15 = 109.0904 ¢, ~3/2 = 702.6861 ¢
error map: -0.445 +0.286 +0.613]
  • CWE: ~16/15 = 109.0909 ¢, ~3/2 = 702.9082 ¢
error map: 0.000 +0.953 +1.687]

Optimal ET sequence22, 55, 77, 99, 869bcc, 968bcc, 1067bccc, 1166bccc

Badness (Sintel): 10.7

Undeka

For extensions, see Keemic temperaments #Undeka.

This temperament has a period of 1/11 octave, three of them represent 6/5 in the 5-limit.

Subgroup: 2.3.5

Comma list: 48828125/45349632

Mapping[11 0 8], 0 1 1]]

Mapping generators: ~648/625, ~3

Optimal tunings:

  • WE: ~648/625 = 109.1809 ¢, ~3/2 = 704.4091 ¢
error map: +0.990 +3.444 -7.468]
  • CWE: ~648/625 = 109.0909 ¢, ~3/2 = 704.6983 ¢
error map: 0.000 +2.743 -8.888]

Optimal ET sequence22, 77c, 99c

Badness (Sintel): 17.1

Elven

For extensions, see Sensibeta temperaments #Elven.

This temperament has a period of 1/11 octave, which represents 3125/2916 in the 5-limit.

Subgroup: 2.3.5

Comma list: [-23 -66 55

Mapping[11 2 7], 0 5 6]]

mapping generators: ~3125/2916, ~[10 29 -24

Optimal tunings:

  • WE: ~3125/2916 = 109.0998 ¢, ~[10 29 -24 = 336.8921 ¢
error map: +0.097 +0.705 -1.263]
  • CWE: ~3125/2916 = 109.0909 ¢, ~[10 29 -24 = 336.8814 ¢
error map: 0.000 +0.634 -1.389]

Optimal ET sequence121, 253, 374, 627c

Badness (Sintel): 429

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