Landscape microtemperaments: Difference between revisions

From Xenharmonic Wiki
Jump to navigation Jump to search
Gud2228 (talk | contribs)
Tags: Mobile edit Mobile web edit
Tristanbay (talk | contribs)
Poe: Removed some unnecessary Wiki links
Tags: Mobile edit Mobile web edit
 
(62 intermediate revisions by 10 users not shown)
Line 1: Line 1:
'''Landscape microtemperaments''' are rank-2 temperaments tempering out the [[landscape comma]] ({{Monzo| -4 6 -6 3 }} = 250047/250000).
{{Technical data page}}
This is a collection of [[rank-2 temperament|rank-2]] '''landscape microtemperaments''', which [[tempering out|temper out]] the [[landscape comma]] ({{monzo|legend=1| -4 6 -6 3 }}, [[ratio]]: 250047/250000). For the [[rank-3 temperament]], see [[Landscape family #Landscape]].  


Landscape rank-2 temperaments include sextile, septichrome, pnict, and domain. Considered elsewhere are:  
Temperaments discussed elsewhere are:  
* [[Augene]], {64/63, 126/125} → [[Augmented family #Augene|Augmented family]]
* [[Augene]] (+64/63 or 126/125) → [[Augmented family #Augene|Augmented family]]
* ''[[Waage]]'', {225/224, 250047/250000} → [[Compton family #Compton|Compton family]]
* ''[[Compton]]'' (+225/224) → [[Compton family #Compton|Compton family]]
* ''[[Tritikleismic]]'', {1029/1024, 15625/15552} → [[Kleismic family #Tritikleismic|Kleismic family]]
* ''[[Tritikleismic]]'' (+1029/1024) → [[Kleismic family #Tritikleismic|Kleismic family]]
* ''[[Trisensory]]'', {1728/1715, 78732/78125} → [[Sensipent family #Trisensory|Sensipent family]]
* ''[[Trisensory]]'' (+1728/1715) → [[Sensipent family #Trisensory|Sensipent family]]
* [[Ennealimmal]], {2401/2400, 4375/4374} → [[Ragismic microtemperaments #Ennealimmal|Ragismic microtemperaments]]
* [[Ennealimmal]] (+2401/2400 or 4375/4374) → [[Septiennealimmal clan #Ennealimmal|Septiennealimmal clan]]
* ''[[Misty]]'', {3136/3125, 5120/5103} → [[Misty family]]
* ''[[Misty]]'' (+3136/3125 or 5120/5103) → [[Misty family]]
* ''[[Nessafof]]'', {6144/6125, 250047/250000} → [[Porwell temperaments #Nessafof|Porwell temperaments]]
* ''[[Nessafof]]'' (+6144/6125) → [[Porwell temperaments #Nessafof|Porwell temperaments]]
* ''[[Chromat]]'', {10976/10935, 235298/234375} → [[Hemimage temperaments #Chromat|Hemimage temperaments]]
* ''[[Chromat]]'' (10976/10935) → [[Hemimage temperaments #Chromat|Hemimage temperaments]]
* ''[[Term]]'', {32805/32768, 250047/250000} → [[Schismatic family #Term|Schismatic family]]
* ''[[Term]]'' (+32805/32768) → [[Schismatic family #Term|Schismatic family]]
* ''[[Caleb]]'', {33075/32768, 250047/250000} → [[Mirwomo temperaments #Caleb|Mirwomo temperaments]]
* ''[[Caleb]]'' (+33075/32768) → [[Mirwomo temperaments #Caleb|Mirwomo temperaments]]
* [[Mutt temperament|Mutt]], {65625/65536, 250047/250000} → [[Horwell temperaments #Mutt|Horwell temperaments]]
* [[Mutt temperament|Mutt]] (+65625/65536) → [[Horwell temperaments #Mutt|Horwell temperaments]]
* ''[[Stearnscape]]'', {118098/117649, 250047/250000} → [[Stearnsmic clan #Stearnscape|Stearnsmic clan]]
* ''[[Triquart]]'' (+117649/116640) → [[Quartonic family #Triquart|Quartonic family]]
* ''[[Tritricot]]'', {250047/250000, 11785390260224/11767897353375} → [[Tricot family #Tritricot|Tricot family]]
* ''[[Stearnscape]]'' (+118098/117649) → [[Stearnsmic clan #Stearnscape|Stearnsmic clan]]
* ''[[Tritricot]]'' (+{{monzo| 35 -23 -3 3 }}) → [[Alphatricot family #Tritricot|Alphatricot family]]
* ''[[Aemilic]]'' (+{{monzo|-84 53}}) → [[159th-octave temperaments#Aemilic|159th-octave temperaments]]
 
Considered below are sextile, septichrome, pnict, domain, avicenna, terture, akjayland and terture.


== Sextile ==
== Sextile ==
Subgroup: 2.3.5.7
Sextile tempers out the [[garischisma]] with a 1/6-octave period and is the 12 & 270 temperament.
 
[[Subgroup]]: 2.3.5.7


[[Comma list]]: 250047/250000, 33554432/33480783
[[Comma list]]: 250047/250000, 33554432/33480783


[[Mapping]]: [{{val| 6 0 71 150 }}, {{val| 0 1 -6 -14 }}]
{{Mapping|legend=1| 6 0 71 150 | 0 1 -6 -14 }}


{{Multival|legend=1| 6 -36 -84 -71 -150 -94 }}
: mapping generators: ~4096/3645, ~3


[[POTE generator]]: ~3/2 = 702.212
[[Optimal tuning]]s:
* [[CTE]]: ~4096/3645 = 1\6, ~3/2 = 702.2347
* [[POTE]]: ~4096/3645 = 1\6, ~3/2 = 702.212


{{Val list|legend=1| 12, 234d, 246d, 258, 270, 1362c, 1632c, 1902c, 2172c }}
{{Optimal ET sequence|legend=1| 12, 234d, 246d, 258, 270, 1362c, 1632c, 1902c, 2172c, 2442bc, 2712bc }}


[[Badness]]: 0.070097
[[Badness]]: 0.070097
Line 36: Line 45:
Comma list: 5632/5625, 9801/9800, 151263/151250
Comma list: 5632/5625, 9801/9800, 151263/151250


Mapping: [{{val|6 0 71 150 230}}, {{val|0 1 -6 -14 -22}}]
Mapping: {{mapping| 6 0 71 150 230 | 0 1 -6 -14 -22 }}


POTE generator: ~3/2 = 702.202
Optimal tunings:
* CTE: ~55/49 = 1\6, ~3/2 = 702.2225
* POTE: ~55/49 = 1\6, ~3/2 = 702.202


Optimal GPV sequence: {{Val list| 12, 246dee, 258e, 270, 822, 1092 }}
{{Optimal ET sequence|legend=1| 12, 246dee, 258e, 270, 822, 1092, 1362c }}


Badness: 0.029677
Badness: 0.029677


=== 13-limit ===
=== 13-limit ===
1716/1715
Subgroup: 2.3.5.7.11.13
 
Comma list: 1716/1715, 2080/2079, 5632/5625, 10648/10647
 
Mapping: {{mapping| 6 0 71 150 230 279 | 0 1 -6 -14 -22 -27 }}
 
Optimal tunings:
* CTE: ~55/49 = 1\6, ~3/2 = 702.2141
* CWE: ~55/49 = 1\6, ~3/2 = 702.2001
 
{{Optimal ET sequence|legend=1| 12f, 258ef, 270, 552, 822, 1092, 1914cde }}
 
Badness: 0.0191
 
==== 17-limit ====
==== 17-limit ====
936/935
Subgroup: 2.3.5.7.11.13.17
 
Comma list: 936/935, 1701/1700, 1716/1715, 5632/5625, 7744/7735
 
Mapping: {{mapping| 6 0 71 150 230 279 -4 | 0 1 -6 -14 -22 -27 3 }}
 
Optimal tunings:
* CTE: ~55/49 = 1\6, ~3/2 = 702.2117
* CWE: ~55/49 = 1\6, ~3/2 = 702.1869
 
{{Optimal ET sequence|legend=1| 12f, 270, 552g }}
 
Badness: 0.0209
 
==== 19-limit ====
==== 19-limit ====
1216/1215
Subgroup: 2.3.5.7.11.13.17.19
 
Comma list: 936/935, 1216/1215, 1701/1700, 1716/1715, 2376/2375, 4200/4199
 
Mapping: {{mapping| 6 0 71 150 230 279 -4 35 | 0 1 -6 -14 -22 -27 3 -1 }}
 
Optimal tunings:
* CTE: ~55/49 = 1\6, ~3/2 = 702.2118
* CWE: ~55/49 = 1\6, ~3/2 = 702.1890
 
{{Optimal ET sequence|legend=1| 12f, 270, 552g, 822gg }}
 
Badness: 0.0156
 
=== Sextilia ===
=== Sextilia ===
1001/1000
Subgroup: 2.3.5.7.11.13
 
Comma list: 1001/1000, 4096/4095, 4459/4455, 20449/20412
 
Mapping: {{mapping| 6 0 71 150 230 -149 | 0 1 -6 -14 -22 18 }}
 
Optimal tunings:
* CTE: ~55/49 = 1\6, ~3/2 = 702.2296
* CWE: ~55/49 = 1\6, ~3/2 = 702.2285
 
{{Optimal ET sequence|legend=1| 12, 258e, 270 }}
 
Badness: 0.0391
 
==== 17-limit ====
==== 17-limit ====
715/714
Subgroup: 2.3.5.7.11.13.17
 
Comma list: 715/714, 1001/1000, 1701/1700, 4096/4095, 4459/4455
 
Mapping: {{mapping| 6 0 71 150 230 -149 -4 | 0 1 -6 -14 -22 18 3 }}
 
Optimal tunings:
* CTE: ~55/49 = 1\6, ~3/2 = 702.2264
* CWE: ~55/49 = 1\6, ~3/2 = 702.2207
 
{{Optimal ET sequence|legend=1| 12, 258e, 270 }}
 
Badness: 0.0384
 
==== 19-limit ====
==== 19-limit ====
1216/1215
Subgroup: 2.3.5.7.11.13.17.19
 
Comma list: 715/714, 1001/1000, 1216/1215, 1701/1700, 1729/1728, 2912/2907
 
Mapping: {{mapping| 6 0 71 150 230 -149 -4 35 | 0 1 -6 -14 -22 18 3 -1 }}
 
Optimal tunings:
* CTE: ~55/49 = 1\6, ~3/2 = 702.2266
* CWE: ~55/49 = 1\6, ~3/2 = 702.2208
 
{{Optimal ET sequence|legend=1| 12, 258e, 270 }}
 
Badness: 0.0252


== Septichrome ==
== Septichrome ==
Subgroup: 2.3.5.7
[[Subgroup]]: 2.3.5.7


[[Comma list]]: 250047/250000, 2460375/2458624
[[Comma list]]: 250047/250000, 2460375/2458624


[[Mapping]]: [{{val| 3 3 1 0 }}, {{val| 0 5 17 24 }}]
{{Mapping|legend=1| 3 3 1 0 | 0 5 17 24 }}


{{Multival|legend=1| 15 51 72 46 72 24 }}
[[Optimal tuning]] ([[POTE]]): ~63/50 = 1\3, ~243/224 = 140.367


[[POTE generator]]: ~243/224 = 140.367
{{Optimal ET sequence|legend=1| 60, 111, 171, 795, 966, 1137, 1308, 5403b, 6711b, 8019bc }}


{{Val list|legend=1| 60, 111, 171, 795, 966, 1137, 1308, 5403b, 6711b, 8019bc }}
[[Badness]]: 0.016814


[[Badness]]: 0.016814
=== Semiseptichrome ===
Subgroup: 2.3.5.7.11
 
Comma list: 9801/9800, 151263/151250, 234375/234256
 
Mapping: {{mapping| 6 1 -15 -24 -32 | 0 5 17 24 31 }}
 
: mapping generators: ~55/49, ~375/308
 
Optimal tuning (CTE): ~55/49 = 1\6, ~375/308 = 340.3687 (~1760/1701 = 59.6313)
 
Optimal ET sequence: {{Optimal ET sequence| 60e, 222cdee, 282, 342, 966, 1308, 1650, 4608b, 6258bc }}
 
Badness: 0.0194
 
==== 13-limit ====
Subgroup: 2.3.5.7.11.13
 
Comma list: 1716/1715, 2080/2079, 34398/34375, 85293/85184
 
Mapping: {{mapping| 6 1 -15 -24 -32 -68 | 0 5 17 24 31 53 }}
 
Optimal tuning (CTE): ~55/49 = 1\6, ~375/308 = 340.3778 (~121/117 = 59.6222)
 
Optimal ET sequence: {{Optimal ET sequence| 282, 342f, 624 }}
 
Badness: 0.0397
 
==== 17-limit ====
Subgroup: 2.3.5.7.11.13
 
Comma list: 936/935, 1701/1700, 1716/1715, 2025/2023, 61965/61952
 
Mapping: {{mapping| 6 1 -15 -24 -32 -68 -1 | 0 5 17 24 31 53 15 }}
 
Optimal tuning (CTE): ~55/49 = 1\6, ~375/308 = 340.3763 (~88/85 = 59.6237)
 
Optimal ET sequence: {{Optimal ET sequence| 282, 342f, 624 }}
 
Badness: 0.0272
 
==== 19-limit ====
Subgroup: 2.3.5.7.11.13
 
Comma list: 936/935, 1701/1700, 1716/1715, 2025/2023, 2376/2375, 23409/23408
 
Mapping: {{mapping| 6 1 -15 -24 -32 -68 -1 34 | 0 5 17 24 31 53 15 -5 }}
 
Optimal tuning (CTE): ~55/49 = 1\6, ~162/133 = 340.3767 (~88/85 = 59.6233)
 
Optimal ET sequence: {{Optimal ET sequence| 282, 342f, 624 }}
 
Badness: 0.0222
 
==== 23-limit ====
Subgroup: 2.3.5.7.11.13.17.19.23
 
Comma list: 936/935, 1701/1700, 1716/1715, 1863/1862, 2024/2023, 2025/2023, 2376/2375
 
Mapping: {{mapping| 6 1 -15 -24 -32 -68 -1 34 -12 | 0 5 17 24 31 53 15 -5 23 }}
 
Optimal tuning (CTE): ~55/49 = 1\6, ~162/133 = 340.3757 (~88/85 = 59.6243)
 
Optimal ET sequence: {{Optimal ET sequence| 282, 342f, 624 }}
 
Badness: 0.0160


== Pnict ==
== Pnict ==
Subgroup: 2.3.5.7
[[Subgroup]]: 2.3.5.7


[[Comma list]]: 250047/250000, 2100875/2097152
[[Comma list]]: 250047/250000, 2100875/2097152


[[Mapping]]: [{{val| 3 10 11 6 }}, {{val| 0 -13 -10 6 }}]
{{Mapping|legend=1| 3 10 11 6 | 0 -13 -10 6 }}
 
{{Multival|legend=1| 39 30 -18 -43 -138 -126 }}


[[POTE generator]]: ~192/175 = 161.399
[[Optimal tuning]] ([[POTE]]): ~63/50 = 1\3, ~192/175 = 161.399


{{Val list|legend=1| 15, 141, 156, 171, 2409cd, 2580cd, …, 4461bccddd, 4632bccddd }}
{{Optimal ET sequence|legend=1| 15, 141, 156, 171, 2409cd, 2580cd, …, 4461bccddd, 4632bccddd }}


[[Badness]]: 0.045660
[[Badness]]: 0.045660


== Domain ==
== Domain ==
{{see also| Minortonic family }}
{{See also| Minortonic family }}


Subgroup: 2.3.5.7
[[Subgroup]]: 2.3.5.7


[[Comma list]]: 250047/250000, 645700815/645657712
[[Comma list]]: 250047/250000, 645700815/645657712


[[Mapping]]: [{{val| 3 -3 -9 -8 }}, {{val| 0 17 35 36 }}]
{{Mapping|legend=1| 3 -3 -9 -8 | 0 17 35 36 }}
 
{{Multival|legend=1| 51 105 108 48 28 -44 }}


[[POTE generator]]: ~10/9 = 182.467
[[Optimal tuning]] ([[POTE]]): ~63/50 = 1\3, ~10/9 = 182.467


{{Val list|legend=1| 171, 1164, 1335, 1506, 1677, 1848, 2019, 2190, 11943, 13962, 15981, 18000, 20019, 22038 }}
{{Optimal ET sequence|legend=1| 171, 1164, 1335, 1506, 1677, 1848, 2019, 2190, 11943, 13962, 15981, 18000, 20019, 22038 }}


[[Badness]]: 0.013979
[[Badness]]: 0.013979


== Avicenna ==
== Avicenna ==
Subgroup: 2.3.5.7
[[Subgroup]]: 2.3.5.7


[[Comma list]]: 250047/250000, 29360128/29296875
[[Comma list]]: 250047/250000, 29360128/29296875


[[Mapping]]: [{{val|3 2 8 16}}, {{val|0 8 -3 -22}}]
{{Mapping|legend=1| 3 2 8 16 | 0 8 -3 -22 }}


{{Multival|legend=1| 24 -9 -66 -70 -172 -128 }}
[[Optimal tuning]]s:
* [[CTE]]: ~63/50 = 1\3, ~1024/945 = 137.772
* [[POTE]]: ~63/50 = 1\3, ~1024/945 = 137.768


[[POTE generator]]: ~1024/945 = 137.768
{{Optimal ET sequence|legend=1| 87, 183, 270, 723, 993, 1263, 2796cd, 4059bccd }}
 
{{Val list|legend=1| 87, 183, 270, 723, 993, 1263, 2796cd, 4059bccd }}


[[Badness]]: 0.062187
[[Badness]]: 0.062187
Line 124: Line 273:
Comma list: 3025/3024, 5632/5625, 102487/102400
Comma list: 3025/3024, 5632/5625, 102487/102400


Mapping: [{{val|3 2 8 16 9}}, {{val|0 8 -3 -22 4}}]
Mapping: {{mapping| 3 2 8 16 9 | 0 8 -3 -22 4 }}


POTE generator: ~693/640 = 137.771
Optimal tunings:
* CTE: ~63/50 = 1\3, ~693/640 = 137.773
* POTE: ~63/50 = 1\3, ~693/640 = 137.771


Optimal GPV sequence: {{Val list| 87, 183, 270, 1263, 1533, 1803c, 2073c }}
Optimal ET sequence: {{Optimal ET sequence| 87, 183, 270, 1263, 1533, 1803c }}


Badness: 0.023085
Badness: 0.023085
Line 137: Line 288:
Comma list: 676/675, 1001/1000, 3025/3024, 4096/4095
Comma list: 676/675, 1001/1000, 3025/3024, 4096/4095


Mapping: [{{val|3 2 8 16 9 8}}, {{val|0 8 -3 -22 4 9}}]
Mapping: {{mapping| 3 2 8 16 9 8 | 0 8 -3 -22 4 9 }}


POTE generator: ~13/12 = 137.777
Optimal tunings:
* CTE: ~63/50 = 1\3, ~13/12 = 137.777
* POTE: ~63/50 = 1\3, ~13/12 = 137.777


Optimal GPV sequence: {{Val list| 87, 183, 270 }}
Optimal ET sequence: {{Optimal ET sequence| 87, 183, 270 }}


Badness: 0.015557
Badness: 0.015557
=== 17-limit ===
Subgroup: 2.3.5.7.11.13.17
Comma list: 676/675, 715/714, 1001/1000, 3025/3024, 4096/4095
Mapping: {{mapping| 3 2 8 16 9 8 4 | 0 8 -3 -22 4 9 24 }}
Optimal tunings:
* CTE: ~63/50 = 1\3, ~13/12 = 137.758
* POTE: ~63/50 = 1\3, ~13/12 = 137.761
Optimal ET sequence: {{Optimal ET sequence| 87, 183, 270, 453 }}
Badness: 0.0171
=== 19-limit ===
Subgroup: 2.3.5.7.11.13.17.19
Comma list: 676/675, 715/714, 1001/1000, 1216/1215, 1729/1728, 3025/3024
Mapping: {{mapping| 3 2 8 16 9 8 4 0 | 0 8 -3 -22 4 9 24 37 }}
Optimal tunings:
* CTE: ~63/50 = 1\3, ~13/12 = 137.763
* POTE: ~63/50 = 1\3, ~13/12 = 137.767
Optimal ET sequence: {{Optimal ET sequence| 87, 183, 270 }}
Badness: 0.0153


== Terture ==
== Terture ==
{{see also| Vulture family }}
{{See also| Vulture family }}


Subgroup: 2.3.5.7
[[Subgroup]]: 2.3.5.7


[[Comma list]]: 250047/250000, 359661568/358722675
[[Comma list]]: 250047/250000, 359661568/358722675


[[Mapping]]: [{{val| 3 4 3 2 }}, {{val| 0 4 21 34 }}]
{{Mapping|legend=1| 3 4 3 2 | 0 4 21 34 }}


[[POTE generator]]: ~392/375 = 75.555
[[Optimal tuning]] ([[POTE]]): ~63/50 = 1\3, ~392/375 = 75.555


{{Val list|legend=1| 111, 159, 270 }}
{{Optimal ET sequence|legend=1| 111, 159, 270 }}


[[Badness]]: 0.087156
[[Badness]]: 0.087156
Line 165: Line 348:
Comma list: 3025/3024, 19712/19683, 102487/102400
Comma list: 3025/3024, 19712/19683, 102487/102400


Mapping: [{{val| 3 4 3 2 10 }}, {{val| 0 4 21 34 2 }}]
Mapping: {{mapping| 3 4 3 2 10 | 0 4 21 34 2 }}


POTE generator: ~392/375 = 75.550
Optimal tuning (POTE): ~63/50 = 1\3, ~392/375 = 75.550


Optimal GPV sequence: {{Val list| 111, 159, 270, 1239, 1509, 1779, 2049, 2319 }}
{{Optimal ET sequence|legend=1| 111, 159, 270, 1239, 1509, 1779, 2049, 2319 }}


Badness: 0.029326
Badness: 0.029326
Line 178: Line 361:
Comma list: 676/675, 1001/1000, 3025/3024, 10985/10976
Comma list: 676/675, 1001/1000, 3025/3024, 10985/10976


Mapping: [{{val| 3 4 3 2 10 6 }}, {{val| 0 4 21 34 2 27 }}]
Mapping: {{mapping| 3 4 3 2 10 6 | 0 4 21 34 2 27 }}


POTE generator: ~117/112 = 75.553
Optimal tuning (POTE): ~63/50 = 1\3, ~117/112 = 75.553


Optimal GPV sequence: {{Val list| 111, 159, 270 }}
{{Optimal ET sequence|legend=1| 111, 159, 270 }}


Badness: 0.018647
Badness: 0.018647
Line 191: Line 374:
Comma list: 676/675, 715/714, 936/935, 1001/1000, 4928/4913
Comma list: 676/675, 715/714, 936/935, 1001/1000, 4928/4913


Mapping: [{{val| 3 4 3 2 10 6 10 }}, {{val| 0 4 21 34 2 27 12 }}]
Mapping: {{mapping| 3 4 3 2 10 6 10 | 0 4 21 34 2 27 12 }}


POTE generator: ~117/112 = 75.560
Optimal tuning (POTE): ~63/50 = 1\3, ~117/112 = 75.560


Optimal GPV sequence: {{Val list| 111, 159, 270 }}
{{Optimal ET sequence|legend=1| 111, 159, 270 }}


Badness: 0.018705
Badness: 0.018705
Line 204: Line 387:
Comma list: 676/675, 715/714, 936/935, 1001/1000, 1216/1215, 1617/1615
Comma list: 676/675, 715/714, 936/935, 1001/1000, 1216/1215, 1617/1615


Mapping: [{{val| 3 4 3 2 10 6 10 5 }}, {{val| 0 4 21 34 2 27 12 41 }}]
Mapping: {{mapping| 3 4 3 2 10 6 10 5 | 0 4 21 34 2 27 12 41 }}


POTE generator: ~95/91 = 75.560
Optimal tuning (POTE): ~63/50 = 1\3, ~95/91 = 75.560


Optimal GPV sequence: {{Val list| 111, 159, 270 }}
{{Optimal ET sequence|legend=1| 111, 159, 270 }}


Badness: 0.013902
Badness: 0.013902
Line 217: Line 400:
Comma list: 460/459, 529/528, 676/675, 715/714, 936/935, 1001/1000, 1216/1215
Comma list: 460/459, 529/528, 676/675, 715/714, 936/935, 1001/1000, 1216/1215


Mapping: [{{val| 3 4 3 2 10 6 10 5 13 }}, {{val| 0 4 21 34 2 27 12 41 3 }}]
Mapping: {{mapping| 3 4 3 2 10 6 10 5 13 | 0 4 21 34 2 27 12 41 3 }}


POTE generator: ~24/23 = 75.548
Optimal tuning (POTE): ~63/50 = 1\3, ~24/23 = 75.548


Optimal GPV sequence: {{Val list| 111, 159, 270 }}
{{Optimal ET sequence|legend=1| 111, 159, 270 }}


Badness: 0.014915
Badness: 0.014915
== Slendscape ==
Slendscape tempers out the [[slendroschisma]] (68719476736/68641485507) in addition to landscape comma, and thereby features a period of 1\15.
[[Subgroup]]: 2.3.5.7
[[Comma list]]: 250047/250000, 12884901888/12867859375
{{Mapping|legend=1| 15 0 17 54 | 0 4 3 -2 }}
: Mapping generators: ~8575/8192, ~1152/875
[[Optimal tuning]] ([[CTE]]): ~8575/8192 = 80.0000, ~1152/875 = 475.4847 (~6/5 = 315.4847 or ~21/20 = 84.5153)
{{Optimal ET sequence|legend=1| 255, 270, 525, 795, 1065 }}
[[Badness]]: 0.058002
=== 11-limit ===
Subgroup: 2.3.5.7.11
Comma list: 3025/3024, 102487/102400, 180224/180075
Mapping: {{Mapping| 15 0 17 54 40 | 0 4 3 -2 2 }}
Optimal tuning (CTE): ~22/21 = 80.0000, ~968/735 = 475.4912 (~6/5 = 315.4912 or ~21/20 = 84.5088)
Optimal ET sequence: {{EDOs| 255, 270, 525, 795, 1065 }}
Badness: 0.026246
=== 13-limit ===
Subgroup: 2.3.5.7.11.13
Comma list: 1716/1715, 3025/3024, 4096/4095, 14641/14625
Mapping: {{Mapping| 15 0 17 54 40 109 | 0 4 3 -2 2 -9 }}
Optimal tuning (CTE): ~22/21 = 80.0000, ~154/117 = 475.4935 (~6/5 = 315.4935 or ~21/20 = 84.5065)
Optimal ET sequence: {{EDOs| 255, 270, 795, 1065 }}
Badness: 0.021230


== Akjayland ==
== Akjayland ==
{{See also| 21st-octave temperaments }}
{{See also| 21st-octave temperaments }}


''Akjayland'' tempers out the [[akjaysma]] in addition to landscape comma, and thereby features a period of 1\21.  
Akjayland tempers out the [[akjaysma]] in addition to landscape comma, and thereby features a period of 1\21.  


[[Subgroup]]: 2.3.5.7
[[Subgroup]]: 2.3.5.7
Line 234: Line 460:
[[Comma list]]: 250047/250000, {{monzo| 43 -1 -13 -4 }}
[[Comma list]]: 250047/250000, {{monzo| 43 -1 -13 -4 }}


[[Mapping]]: [{{val| 21 1 38 102 }}, {{val| 0 3 1 -4 }}]
{{Mapping|legend=1| 21 1 38 102 | 0 3 1 -4 }}


Mapping generators: ~1323/1280, ~131072/91875
: mapping generators: ~1323/1280, ~131072/91875


[[Optimal tuning]] ([[CTE]]): ~131072/91875 = 614.9354
[[Optimal tuning]] ([[CTE]]): ~1323/1280 = 1\21, ~131072/91875 = 614.9354


[[Optimal GPV sequence]]: {{val list| 84, 273, 357, 441, 966, 1407, 1848, 7833, 9681, 11529, 13377c }}
{{Optimal ET sequence|legend=1| 84, 273, 357, 441, 966, 1407, 1848, 7833, 9681, 11529, 13377c }}


[[Badness]]: 0.0309
[[Badness]]: 0.0309


=== Vasca ===
=== Vasca ===
Vasca can be described as the 357 & 525 temperament, extended as high as the 23-limit. It tempers out the {{monzo| 95 0 0 0 0 0 0 0 -21 }}, and sets a stack of 21 [[23/16]]'s equal with 11 octaves. The name derives from elements vanadium (23) and scandium (21), since this uses the 23rd harmonic, which itself is extremely well represented in 21edo.  
Vasca can be described as the 357 & 525 temperament, extended as high as the 23-limit. It tempers out the {{monzo| 95 0 0 0 0 0 0 0 -21 }}, and sets a stack of twenty-one [[23/16]]'s equal with eleven octaves. The name derives from elements vanadium (23) and scandium (21), since this uses the 23rd harmonic, which itself is extremely well represented in 21edo.  


Subgroup: 2.3.5.7.11
Subgroup: 2.3.5.7.11
Line 251: Line 477:
Comma list: 3025/3024, 102487/102400, {{monzo| 39 -4 -11 -5 2 }}
Comma list: 3025/3024, 102487/102400, {{monzo| 39 -4 -11 -5 2 }}


Mapping: [{{val| 21 4 39 98 58 }}, {{val| 0 6 2 -8 3 3 }}]
Mapping: {{mapping| 21 4 39 98 58 | 0 6 2 -8 3 3 }}


Mapping generators: ~1323/1280, ~6615/5632
: mapping generators: ~1323/1280, ~6615/5632


Optimal tuning (CTE): ~6615/5632 = 278.8998
Optimal tuning (CTE): ~1323/1280 = 1\21, ~6615/5632 = 278.8998


Optimal GPV sequence: {{val list| 168, 357, 525, 882, 1407, 2289e }}
{{Optimal ET sequence|legend=1| 168, 357, 525, 882, 1407, 2289e }}


Badness: 0.0949
Badness: 0.0949
Line 266: Line 492:
Comma list: 3025/3024, 4096/4095, 14641/14625, 85750/85683
Comma list: 3025/3024, 4096/4095, 14641/14625, 85750/85683


Mapping: [{{val| 21 4 39 98 58 107 }}, {{val| 0 6 2 -8 3 -6 }}]
Mapping: {{mapping| 21 4 39 98 58 107 | 0 6 2 -8 3 -6 }}


Optimal tuning (CTE): ~168/143 = 278.9058
Optimal tuning (CTE): ~336/325 = 1\21, ~168/143 = 278.9058


Optimal GPV sequence: {{val list| 168, 357, 525, 882 }}
{{Optimal ET sequence|legend=1| 168, 357, 525, 882 }}


Badness: 0.0551
Badness: 0.0551
Line 279: Line 505:
Comma list: 2601/2600, 3025/3024, 4096/4095, 8624/8619, 14641/14625
Comma list: 2601/2600, 3025/3024, 4096/4095, 8624/8619, 14641/14625


Mapping: [{{val| 21 4 39 98 58 107 120 }}, {{val| 0 6 2 -8 3 -6 -7 }}]
Mapping: {{mapping| 21 4 39 98 58 107 120 | 0 6 2 -8 3 -6 -7 }}


Optimal tuning (CTE): ~168/143 = 278.9036
Optimal tuning (CTE): ~336/325 = 1\21, ~168/143 = 278.9036


Optimal GPV sequence: {{val list| 168, 357, 525, 882 }}
{{Optimal ET sequence|legend=1| 168, 357, 525, 882 }}


Badness: 0.0319
Badness: 0.0319
Line 292: Line 518:
Comma list: 2376/2375, 2601/2600, 2926/2925, 3025/3024, 3213/3211, 4096/4095
Comma list: 2376/2375, 2601/2600, 2926/2925, 3025/3024, 3213/3211, 4096/4095


Mapping: [{{val| 21 4 39 98 58 107 120 16 }}, {{val| 0 6 2 -8 3 -6 -7 15 }}]
Mapping: {{mapping| 21 4 39 98 58 107 120 16 | 0 6 2 -8 3 -6 -7 15 }}


Optimal tuning (CTE): ~168/143 = 278.9036
Optimal tuning (CTE): ~336/325 = 1\21, ~168/143 = 278.9036


Optimal GPV sequence: {{val list| 168h, 357, 525, 882, 1407 }}
{{Optimal ET sequence|legend=1| 168h, 357, 525, 882, 1407 }}


Badness: 0.0270
Badness: 0.0270
Line 305: Line 531:
Comma list: 1496/1495, 2376/2375, 2601/2600, 2646/2645, 2926/2925, 3025/3024, 3213/3211
Comma list: 1496/1495, 2376/2375, 2601/2600, 2646/2645, 2926/2925, 3025/3024, 3213/3211


Mapping: [{{val| 21 34 49 58 73 77 85 91 95 }}, {{val| 0 -6 -2 8 -3 6 7 -15 0 }}]
Mapping: {{mapping| 21 4 39 98 58 107 120 16 95 | 0 -6 -2 8 -3 6 7 -15 0 }}


Optimal tuning (CTE): ~168/143 = 278.8971
Optimal tuning (CTE): ~336/325 = 1\21, ~168/143 = 278.8971


Optimal GPV sequence: {{val list| 168h, 357, 525, 882, 1407 }}
{{Optimal ET sequence|legend=1| 168h, 357, 525, 882, 1407 }}


Badness: 0.0199
Badness: 0.0199
== Magnesium ==
: ''For the 5-limit version, see [[12th-octave temperaments#Magnesium (5-limit)]].
Magnesium is named after element 12 for being period 12, however, it's not an extension of the [[atomic]] – the associated comma is {{monzo| -157 -24 84 }} in the 5-limit and the 7 generators together with [[12edo]] major second reach the just perfect fifth, [[3/2]].
[[Subgroup]]: 2.3.5.7
[[Comma list]]: 250047/250000, {{monzo| -59 2 18 5 }}
{{Mapping|legend=1| 12 2 23 58 | 0 7 2 -10 }}
: mapping generators: ~138915/131072, 3145728/2734375
Optimal tuning (CTE): ~138915/131072 = 1\12, ~3145728/2734375 = 243.130
{{Optimal ET sequence|legend=1| 84, 360d, 444, 528, 612, 1920, 2532, 10740cd, 13272bcdd, 15804bcdd, 18336bcddd }}
Badness: 0.0964


== Chromium ==
== Chromium ==
Chromium is described as the 72 & 624 temperament, and named after the 24th element for being period 24.
: ''For the 5-limit version, see [[24th-octave temperaments#Chromium (5-limit)]].
 
[[Chromium]] is defined by associating the porcupine comma [[250/243]] to the 24th of an octave. Named after the 24th element for being period 24.


[[Subgroup]]: 2.3.5.7
[[Subgroup]]: 2.3.5.7
Line 320: Line 567:
[[Comma list]]: 250047/250000, 49589822592/49433168575
[[Comma list]]: 250047/250000, 49589822592/49433168575


[[Mapping]]: [{{val| 24 1 -6 18 }}, {{val| 0 3 5 4 }}]
{{Mapping|legend=1| 24 1 -6 18 | 0 3 5 4 }}


Mapping generators: ~250/243, ~10/7
: mapping generators: ~250/243, ~10/7


[[Optimal tuning]] ([[CTE]]): ~10/7 = 617.2710
[[Optimal tuning]] ([[CTE]]): ~250/243 = 1\24, ~10/7 = 617.2710


{{Val list|legend=1| 72, …, 480, 552, 624, 1320, 1944d, 3264d }}
{{Optimal ET sequence|legend=1| 72, …, 480, 552, 624, 1320, 1944d, 3264d }}


[[Badness]]: 0.139
[[Badness]]: 0.139
Line 335: Line 582:
Comma list: 9801/9800, 46656/46585, 250047/250000
Comma list: 9801/9800, 46656/46585, 250047/250000


Mapping: [{{val| 24 1 -6 18 46 }}, {{val| 0 3 5 4 3 }}]
Mapping: {{mapping| 24 1 -6 18 46 | 0 3 5 4 3 }}


Optimal tuning (CTE): ~10/7 = 617.2597
Optimal tuning (CTE): ~250/243 = 1\24, ~10/7 = 617.2597


Optimal GPV sequence: {{Val list| 72, …, 480, 552, 624 }}
{{Optimal ET sequence|legend=1| 72, …, 480, 552, 624 }}


Badness: 0.0398
Badness: 0.0398
Line 348: Line 595:
Comma list: 1716/1715, 2080/2079, 34398/34375, 39366/39325
Comma list: 1716/1715, 2080/2079, 34398/34375, 39366/39325


Mapping: [{{val| 24 1 -6 18 46 -47 -13 }}, {{val| 0 3 5 4 3 11 }}]
Mapping: {{mapping| 24 1 -6 18 46 -47 -13 | 0 3 5 4 3 11 }}


Optimal tuning (CTE): ~10/7 = 617.2869
Optimal tuning (CTE): ~250/243 = 1\24, ~10/7 = 617.2869


Optimal GPV sequence: {{Val list| 72, …, 480f, 552, 624, 1176de, 1800cdee }}
{{Optimal ET sequence|legend=1| 72, …, 480f, 552, 624, 1176de, 1800cdee }}


Badness: 0.0293
Badness: 0.0293
Line 361: Line 608:
Comma list: 936/935, 1701/1700, 1716/1715, 2025/2023, 11016/11011
Comma list: 936/935, 1701/1700, 1716/1715, 2025/2023, 11016/11011


Mapping: [{{val| 24 1 -6 18 46 -47 -13 }}, {{val| 0 3 5 4 3 11 9 }}]
Mapping: {{mapping| 24 1 -6 18 46 -47 -13 | 0 3 5 4 3 11 9 }}


Optimal tuning (CTE): ~10/7 = 617.2732
Optimal tuning (CTE): ~35/34 = 1\24, ~10/7 = 617.2732


Optimal GPV sequence: {{Val list| 72, …, 480fgg, 552g, 624 }}
{{Optimal ET sequence|legend=1| 72, …, 480fgg, 552g, 624 }}


Badness: 0.0209
Badness: 0.0209
== Zinc ==
{{See also| 10th-octave temperaments #Neon }}
{{See also| 60th-octave temperaments #Neodymium }}
[[Subgroup]]: 2.3.5.7
[[Comma list]]: 250047/250000, {{monzo| -53 -12 2 24 }}
{{Mapping|legend=1| 30 2 15 66 | 0 5 6 2 }}
[[Optimal tuning]]s:
* [[CTE]]: ~53747712/52521875 = 1\30, ~216/175 = 364.3896 (~{{monzo| 21 3 1 -10 }} = 4.3896)
* [[CWE]]: ~53747712/52521875 = 1\30, ~216/175 = 364.3879 (~{{monzo| 21 3 1 -10 }} = 4.3879)
{{Optimal ET sequence|legend=1| 270, 1380, 1650, 1920, 2190, 4650 }}
[[Badness]]: 0.0742
=== 11-limit===
Subgroup: 2.3.5.7.11
Comma list: 9801/9800, 151263/151250, {{monzo| -27 -6 4 6 3 }}
Mapping: {{mapping| 30 2 15 66 122 | 0 5 6 2 -2 }}
Optimal tunings:
* CTE: ~18865/18432 = 1\30, ~216/175 = 364.3886 (~385/384 = 4.3886)
* CWE: ~18865/18432 = 1\30, ~216/175 = 364.3849 (~385/384 = 4.3849)
Optimal ET sequence: {{Optimal ET sequence| 270, 1110, 1380, 1650, 1920, 2190 }}
Badness: 0.0220
=== 13-limit ===
Subgroup: 2.3.5.7.11.13
Comma list: 9801/9800, 10648/10647, 105644/105625, 196625/196608
Mapping: {{mapping| 30 2 15 66 122 193 | 0 5 6 2 -2 -9 }}
Optimal tunings:
* CTE: ~351/343 = 1\30, ~216/175 = 364.3879 (~385/384 = 4.3879)
* CWE: ~351/343 = 1\30, ~216/175 = 364.3867 (~385/384 = 4.3867)
Optimal ET sequence: {{Optimal ET sequence| 270, 1380, 1650, 1920, 2190, 4650, 6840e, 11490de }}
Badness: 0.0155
=== 2.3.5.7.11.13.19 subgroup (neozinc) ===
Subgroup: 2.3.5.7.11.13.19
Comma list: 5929/5928, 6860/6859, 9801/9800, 10241/10240, 89376/89375
Mapping: {{mapping| 30 2 15 66 122 193 91 | 0 5 6 2 -2 -9 4 }}
Optimal tunings:
* CTE: ~175/171 = 1\30, ~216/175 = 364.3876 (~400/399 = 4.3876)
* CWE: ~175/171 = 1\30, ~216/175 = 364.3864 (~400/399 = 4.3864)
Optimal ET sequence: {{Optimal ET sequence| 270, 1380, 1650, 1920, 2190, 4650, 6840e }}
Badness: 0.00921
== Poe ==
[[Subgroup]]: 2.3.5.7
[[Comma list]]: 250047/250000, {{monzo| 15 -16 -4 7 }}
{{Mapping|legend=1| 30 0 -73 -106 | 0 1 3 4 }}
[[Optimal tuning]]s:
* [[CTE]]: ~2240/2187 = 1\30, ~3/2 = 702.141 (~81/80 = 22.141)
* [[CWE]]: ~2240/2187 = 1\30, ~3/2 = 702.166 (~81/80 = 22.166)
=== 11-limit ===
Subgroup: 2.3.5.7.11
Comma list: 9801/9800, 19712/19683, 250047/250000
Mapping: {{mapping| 30 0 -73 -106 -134 | 0 1 3 4 5 }}
Optimal tunings:
* CTE: ~45/44 = 1\30, ~3/2 = 702.182 (~81/80 = 22.182)
* CWE: ~45/44 = 1\30, ~3/2 = 702.213 (~81/80 = 22.213)
=== 13-limit ===
Subgroup: 2.3.5.7.11.13
Comma list: 19712/19683, 1001/1000, 4459/4455, 4225/4224
Mapping: {{mapping| 30 0 -73 -106 -134 111 | 0 1 3 4 5 0 }}
Optimal tunings:
* CTE: ~45/44 = 1\30, ~3/2 = 702.182 (~81/80 = 22.182)
* CWE: ~45/44 = 1\30, ~3/2 = 702.170 (~81/80 = 22.170)


[[Category:Temperament collections]]
[[Category:Temperament collections]]
[[Category:Pages with mostly numerical content]]
[[Category:Landscape microtemperaments| ]] <!-- main article -->
[[Category:Landscape microtemperaments| ]] <!-- main article -->
[[Category:Landscape| ]] <!-- key article -->
[[Category:Rank 2]]
[[Category:Microtemperaments]]
[[Category:Microtemperaments]]
[[Category:Rank 2]]

Latest revision as of 06:48, 17 July 2025

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.

This is a collection of rank-2 landscape microtemperaments, which temper out the landscape comma (monzo[-4 6 -6 3, ratio: 250047/250000). For the rank-3 temperament, see Landscape family #Landscape.

Temperaments discussed elsewhere are:

Considered below are sextile, septichrome, pnict, domain, avicenna, terture, akjayland and terture.

Sextile

Sextile tempers out the garischisma with a 1/6-octave period and is the 12 & 270 temperament.

Subgroup: 2.3.5.7

Comma list: 250047/250000, 33554432/33480783

Mapping[6 0 71 150], 0 1 -6 -14]]

mapping generators: ~4096/3645, ~3

Optimal tunings:

  • CTE: ~4096/3645 = 1\6, ~3/2 = 702.2347
  • POTE: ~4096/3645 = 1\6, ~3/2 = 702.212

Optimal ET sequence12, 234d, 246d, 258, 270, 1362c, 1632c, 1902c, 2172c, 2442bc, 2712bc

Badness: 0.070097

11-limit

Subgroup: 2.3.5.7.11

Comma list: 5632/5625, 9801/9800, 151263/151250

Mapping: [6 0 71 150 230], 0 1 -6 -14 -22]]

Optimal tunings:

  • CTE: ~55/49 = 1\6, ~3/2 = 702.2225
  • POTE: ~55/49 = 1\6, ~3/2 = 702.202

Optimal ET sequence12, 246dee, 258e, 270, 822, 1092, 1362c

Badness: 0.029677

13-limit

Subgroup: 2.3.5.7.11.13

Comma list: 1716/1715, 2080/2079, 5632/5625, 10648/10647

Mapping: [6 0 71 150 230 279], 0 1 -6 -14 -22 -27]]

Optimal tunings:

  • CTE: ~55/49 = 1\6, ~3/2 = 702.2141
  • CWE: ~55/49 = 1\6, ~3/2 = 702.2001

Optimal ET sequence12f, 258ef, 270, 552, 822, 1092, 1914cde

Badness: 0.0191

17-limit

Subgroup: 2.3.5.7.11.13.17

Comma list: 936/935, 1701/1700, 1716/1715, 5632/5625, 7744/7735

Mapping: [6 0 71 150 230 279 -4], 0 1 -6 -14 -22 -27 3]]

Optimal tunings:

  • CTE: ~55/49 = 1\6, ~3/2 = 702.2117
  • CWE: ~55/49 = 1\6, ~3/2 = 702.1869

Optimal ET sequence12f, 270, 552g

Badness: 0.0209

19-limit

Subgroup: 2.3.5.7.11.13.17.19

Comma list: 936/935, 1216/1215, 1701/1700, 1716/1715, 2376/2375, 4200/4199

Mapping: [6 0 71 150 230 279 -4 35], 0 1 -6 -14 -22 -27 3 -1]]

Optimal tunings:

  • CTE: ~55/49 = 1\6, ~3/2 = 702.2118
  • CWE: ~55/49 = 1\6, ~3/2 = 702.1890

Optimal ET sequence12f, 270, 552g, 822gg

Badness: 0.0156

Sextilia

Subgroup: 2.3.5.7.11.13

Comma list: 1001/1000, 4096/4095, 4459/4455, 20449/20412

Mapping: [6 0 71 150 230 -149], 0 1 -6 -14 -22 18]]

Optimal tunings:

  • CTE: ~55/49 = 1\6, ~3/2 = 702.2296
  • CWE: ~55/49 = 1\6, ~3/2 = 702.2285

Optimal ET sequence12, 258e, 270

Badness: 0.0391

17-limit

Subgroup: 2.3.5.7.11.13.17

Comma list: 715/714, 1001/1000, 1701/1700, 4096/4095, 4459/4455

Mapping: [6 0 71 150 230 -149 -4], 0 1 -6 -14 -22 18 3]]

Optimal tunings:

  • CTE: ~55/49 = 1\6, ~3/2 = 702.2264
  • CWE: ~55/49 = 1\6, ~3/2 = 702.2207

Optimal ET sequence12, 258e, 270

Badness: 0.0384

19-limit

Subgroup: 2.3.5.7.11.13.17.19

Comma list: 715/714, 1001/1000, 1216/1215, 1701/1700, 1729/1728, 2912/2907

Mapping: [6 0 71 150 230 -149 -4 35], 0 1 -6 -14 -22 18 3 -1]]

Optimal tunings:

  • CTE: ~55/49 = 1\6, ~3/2 = 702.2266
  • CWE: ~55/49 = 1\6, ~3/2 = 702.2208

Optimal ET sequence12, 258e, 270

Badness: 0.0252

Septichrome

Subgroup: 2.3.5.7

Comma list: 250047/250000, 2460375/2458624

Mapping[3 3 1 0], 0 5 17 24]]

Optimal tuning (POTE): ~63/50 = 1\3, ~243/224 = 140.367

Optimal ET sequence60, 111, 171, 795, 966, 1137, 1308, 5403b, 6711b, 8019bc

Badness: 0.016814

Semiseptichrome

Subgroup: 2.3.5.7.11

Comma list: 9801/9800, 151263/151250, 234375/234256

Mapping: [6 1 -15 -24 -32], 0 5 17 24 31]]

mapping generators: ~55/49, ~375/308

Optimal tuning (CTE): ~55/49 = 1\6, ~375/308 = 340.3687 (~1760/1701 = 59.6313)

Optimal ET sequence: 60e, 222cdee, 282, 342, 966, 1308, 1650, 4608b, 6258bc

Badness: 0.0194

13-limit

Subgroup: 2.3.5.7.11.13

Comma list: 1716/1715, 2080/2079, 34398/34375, 85293/85184

Mapping: [6 1 -15 -24 -32 -68], 0 5 17 24 31 53]]

Optimal tuning (CTE): ~55/49 = 1\6, ~375/308 = 340.3778 (~121/117 = 59.6222)

Optimal ET sequence: 282, 342f, 624

Badness: 0.0397

17-limit

Subgroup: 2.3.5.7.11.13

Comma list: 936/935, 1701/1700, 1716/1715, 2025/2023, 61965/61952

Mapping: [6 1 -15 -24 -32 -68 -1], 0 5 17 24 31 53 15]]

Optimal tuning (CTE): ~55/49 = 1\6, ~375/308 = 340.3763 (~88/85 = 59.6237)

Optimal ET sequence: 282, 342f, 624

Badness: 0.0272

19-limit

Subgroup: 2.3.5.7.11.13

Comma list: 936/935, 1701/1700, 1716/1715, 2025/2023, 2376/2375, 23409/23408

Mapping: [6 1 -15 -24 -32 -68 -1 34], 0 5 17 24 31 53 15 -5]]

Optimal tuning (CTE): ~55/49 = 1\6, ~162/133 = 340.3767 (~88/85 = 59.6233)

Optimal ET sequence: 282, 342f, 624

Badness: 0.0222

23-limit

Subgroup: 2.3.5.7.11.13.17.19.23

Comma list: 936/935, 1701/1700, 1716/1715, 1863/1862, 2024/2023, 2025/2023, 2376/2375

Mapping: [6 1 -15 -24 -32 -68 -1 34 -12], 0 5 17 24 31 53 15 -5 23]]

Optimal tuning (CTE): ~55/49 = 1\6, ~162/133 = 340.3757 (~88/85 = 59.6243)

Optimal ET sequence: 282, 342f, 624

Badness: 0.0160

Pnict

Subgroup: 2.3.5.7

Comma list: 250047/250000, 2100875/2097152

Mapping[3 10 11 6], 0 -13 -10 6]]

Optimal tuning (POTE): ~63/50 = 1\3, ~192/175 = 161.399

Optimal ET sequence15, 141, 156, 171, 2409cd, 2580cd, …, 4461bccddd, 4632bccddd

Badness: 0.045660

Domain

Subgroup: 2.3.5.7

Comma list: 250047/250000, 645700815/645657712

Mapping[3 -3 -9 -8], 0 17 35 36]]

Optimal tuning (POTE): ~63/50 = 1\3, ~10/9 = 182.467

Optimal ET sequence171, 1164, 1335, 1506, 1677, 1848, 2019, 2190, 11943, 13962, 15981, 18000, 20019, 22038

Badness: 0.013979

Avicenna

Subgroup: 2.3.5.7

Comma list: 250047/250000, 29360128/29296875

Mapping[3 2 8 16], 0 8 -3 -22]]

Optimal tunings:

  • CTE: ~63/50 = 1\3, ~1024/945 = 137.772
  • POTE: ~63/50 = 1\3, ~1024/945 = 137.768

Optimal ET sequence87, 183, 270, 723, 993, 1263, 2796cd, 4059bccd

Badness: 0.062187

11-limit

Subgroup: 2.3.5.7.11

Comma list: 3025/3024, 5632/5625, 102487/102400

Mapping: [3 2 8 16 9], 0 8 -3 -22 4]]

Optimal tunings:

  • CTE: ~63/50 = 1\3, ~693/640 = 137.773
  • POTE: ~63/50 = 1\3, ~693/640 = 137.771

Optimal ET sequence: 87, 183, 270, 1263, 1533, 1803c

Badness: 0.023085

13-limit

Subgroup: 2.3.5.7.11.13

Comma list: 676/675, 1001/1000, 3025/3024, 4096/4095

Mapping: [3 2 8 16 9 8], 0 8 -3 -22 4 9]]

Optimal tunings:

  • CTE: ~63/50 = 1\3, ~13/12 = 137.777
  • POTE: ~63/50 = 1\3, ~13/12 = 137.777

Optimal ET sequence: 87, 183, 270

Badness: 0.015557

17-limit

Subgroup: 2.3.5.7.11.13.17

Comma list: 676/675, 715/714, 1001/1000, 3025/3024, 4096/4095

Mapping: [3 2 8 16 9 8 4], 0 8 -3 -22 4 9 24]]

Optimal tunings:

  • CTE: ~63/50 = 1\3, ~13/12 = 137.758
  • POTE: ~63/50 = 1\3, ~13/12 = 137.761

Optimal ET sequence: 87, 183, 270, 453

Badness: 0.0171

19-limit

Subgroup: 2.3.5.7.11.13.17.19

Comma list: 676/675, 715/714, 1001/1000, 1216/1215, 1729/1728, 3025/3024

Mapping: [3 2 8 16 9 8 4 0], 0 8 -3 -22 4 9 24 37]]

Optimal tunings:

  • CTE: ~63/50 = 1\3, ~13/12 = 137.763
  • POTE: ~63/50 = 1\3, ~13/12 = 137.767

Optimal ET sequence: 87, 183, 270

Badness: 0.0153

Terture

Subgroup: 2.3.5.7

Comma list: 250047/250000, 359661568/358722675

Mapping[3 4 3 2], 0 4 21 34]]

Optimal tuning (POTE): ~63/50 = 1\3, ~392/375 = 75.555

Optimal ET sequence111, 159, 270

Badness: 0.087156

11-limit

Subgroup: 2.3.5.7.11

Comma list: 3025/3024, 19712/19683, 102487/102400

Mapping: [3 4 3 2 10], 0 4 21 34 2]]

Optimal tuning (POTE): ~63/50 = 1\3, ~392/375 = 75.550

Optimal ET sequence111, 159, 270, 1239, 1509, 1779, 2049, 2319

Badness: 0.029326

13-limit

Subgroup: 2.3.5.7.11.13

Comma list: 676/675, 1001/1000, 3025/3024, 10985/10976

Mapping: [3 4 3 2 10 6], 0 4 21 34 2 27]]

Optimal tuning (POTE): ~63/50 = 1\3, ~117/112 = 75.553

Optimal ET sequence111, 159, 270

Badness: 0.018647

17-limit

Subgroup: 2.3.5.7.11.13.17

Comma list: 676/675, 715/714, 936/935, 1001/1000, 4928/4913

Mapping: [3 4 3 2 10 6 10], 0 4 21 34 2 27 12]]

Optimal tuning (POTE): ~63/50 = 1\3, ~117/112 = 75.560

Optimal ET sequence111, 159, 270

Badness: 0.018705

19-limit

Subgroup: 2.3.5.7.11.13.17.19

Comma list: 676/675, 715/714, 936/935, 1001/1000, 1216/1215, 1617/1615

Mapping: [3 4 3 2 10 6 10 5], 0 4 21 34 2 27 12 41]]

Optimal tuning (POTE): ~63/50 = 1\3, ~95/91 = 75.560

Optimal ET sequence111, 159, 270

Badness: 0.013902

23-limit

Subgroup: 2.3.5.7.11.13.17.19.23

Comma list: 460/459, 529/528, 676/675, 715/714, 936/935, 1001/1000, 1216/1215

Mapping: [3 4 3 2 10 6 10 5 13], 0 4 21 34 2 27 12 41 3]]

Optimal tuning (POTE): ~63/50 = 1\3, ~24/23 = 75.548

Optimal ET sequence111, 159, 270

Badness: 0.014915

Slendscape

Slendscape tempers out the slendroschisma (68719476736/68641485507) in addition to landscape comma, and thereby features a period of 1\15.

Subgroup: 2.3.5.7

Comma list: 250047/250000, 12884901888/12867859375

Mapping[15 0 17 54], 0 4 3 -2]]

Mapping generators: ~8575/8192, ~1152/875

Optimal tuning (CTE): ~8575/8192 = 80.0000, ~1152/875 = 475.4847 (~6/5 = 315.4847 or ~21/20 = 84.5153)

Optimal ET sequence255, 270, 525, 795, 1065

Badness: 0.058002

11-limit

Subgroup: 2.3.5.7.11

Comma list: 3025/3024, 102487/102400, 180224/180075

Mapping: [15 0 17 54 40], 0 4 3 -2 2]]

Optimal tuning (CTE): ~22/21 = 80.0000, ~968/735 = 475.4912 (~6/5 = 315.4912 or ~21/20 = 84.5088)

Optimal ET sequence: 255, 270, 525, 795, 1065

Badness: 0.026246

13-limit

Subgroup: 2.3.5.7.11.13

Comma list: 1716/1715, 3025/3024, 4096/4095, 14641/14625

Mapping: [15 0 17 54 40 109], 0 4 3 -2 2 -9]]

Optimal tuning (CTE): ~22/21 = 80.0000, ~154/117 = 475.4935 (~6/5 = 315.4935 or ~21/20 = 84.5065)

Optimal ET sequence: 255, 270, 795, 1065

Badness: 0.021230

Akjayland

Akjayland tempers out the akjaysma in addition to landscape comma, and thereby features a period of 1\21.

Subgroup: 2.3.5.7

Comma list: 250047/250000, [43 -1 -13 -4

Mapping[21 1 38 102], 0 3 1 -4]]

mapping generators: ~1323/1280, ~131072/91875

Optimal tuning (CTE): ~1323/1280 = 1\21, ~131072/91875 = 614.9354

Optimal ET sequence84, 273, 357, 441, 966, 1407, 1848, 7833, 9681, 11529, 13377c

Badness: 0.0309

Vasca

Vasca can be described as the 357 & 525 temperament, extended as high as the 23-limit. It tempers out the [95 0 0 0 0 0 0 0 -21, and sets a stack of twenty-one 23/16's equal with eleven octaves. The name derives from elements vanadium (23) and scandium (21), since this uses the 23rd harmonic, which itself is extremely well represented in 21edo.

Subgroup: 2.3.5.7.11

Comma list: 3025/3024, 102487/102400, [39 -4 -11 -5 2

Mapping: [21 4 39 98 58], 0 6 2 -8 3 3]]

mapping generators: ~1323/1280, ~6615/5632

Optimal tuning (CTE): ~1323/1280 = 1\21, ~6615/5632 = 278.8998

Optimal ET sequence168, 357, 525, 882, 1407, 2289e

Badness: 0.0949

13-limit

Subgroup: 2.3.5.7.11.13

Comma list: 3025/3024, 4096/4095, 14641/14625, 85750/85683

Mapping: [21 4 39 98 58 107], 0 6 2 -8 3 -6]]

Optimal tuning (CTE): ~336/325 = 1\21, ~168/143 = 278.9058

Optimal ET sequence168, 357, 525, 882

Badness: 0.0551

17-limit

Subgroup: 2.3.5.7.11.13.17

Comma list: 2601/2600, 3025/3024, 4096/4095, 8624/8619, 14641/14625

Mapping: [21 4 39 98 58 107 120], 0 6 2 -8 3 -6 -7]]

Optimal tuning (CTE): ~336/325 = 1\21, ~168/143 = 278.9036

Optimal ET sequence168, 357, 525, 882

Badness: 0.0319

19-limit

Subgroup: 2.3.5.7.11.13.17.19

Comma list: 2376/2375, 2601/2600, 2926/2925, 3025/3024, 3213/3211, 4096/4095

Mapping: [21 4 39 98 58 107 120 16], 0 6 2 -8 3 -6 -7 15]]

Optimal tuning (CTE): ~336/325 = 1\21, ~168/143 = 278.9036

Optimal ET sequence168h, 357, 525, 882, 1407

Badness: 0.0270

23-limit

Subgroup: 2.3.5.7.11.13.17.19.23

Comma list: 1496/1495, 2376/2375, 2601/2600, 2646/2645, 2926/2925, 3025/3024, 3213/3211

Mapping: [21 4 39 98 58 107 120 16 95], 0 -6 -2 8 -3 6 7 -15 0]]

Optimal tuning (CTE): ~336/325 = 1\21, ~168/143 = 278.8971

Optimal ET sequence168h, 357, 525, 882, 1407

Badness: 0.0199

Magnesium

For the 5-limit version, see 12th-octave temperaments#Magnesium (5-limit).

Magnesium is named after element 12 for being period 12, however, it's not an extension of the atomic – the associated comma is [-157 -24 84 in the 5-limit and the 7 generators together with 12edo major second reach the just perfect fifth, 3/2.

Subgroup: 2.3.5.7

Comma list: 250047/250000, [-59 2 18 5

Mapping[12 2 23 58], 0 7 2 -10]]

mapping generators: ~138915/131072, 3145728/2734375

Optimal tuning (CTE): ~138915/131072 = 1\12, ~3145728/2734375 = 243.130

Optimal ET sequence84, 360d, 444, 528, 612, 1920, 2532, 10740cd, 13272bcdd, 15804bcdd, 18336bcddd

Badness: 0.0964

Chromium

For the 5-limit version, see 24th-octave temperaments#Chromium (5-limit).

Chromium is defined by associating the porcupine comma 250/243 to the 24th of an octave. Named after the 24th element for being period 24.

Subgroup: 2.3.5.7

Comma list: 250047/250000, 49589822592/49433168575

Mapping[24 1 -6 18], 0 3 5 4]]

mapping generators: ~250/243, ~10/7

Optimal tuning (CTE): ~250/243 = 1\24, ~10/7 = 617.2710

Optimal ET sequence72, …, 480, 552, 624, 1320, 1944d, 3264d

Badness: 0.139

11-limit

Subgroup: 2.3.5.7.11

Comma list: 9801/9800, 46656/46585, 250047/250000

Mapping: [24 1 -6 18 46], 0 3 5 4 3]]

Optimal tuning (CTE): ~250/243 = 1\24, ~10/7 = 617.2597

Optimal ET sequence72, …, 480, 552, 624

Badness: 0.0398

13-limit

Subgroup: 2.3.5.7.11.13

Comma list: 1716/1715, 2080/2079, 34398/34375, 39366/39325

Mapping: [24 1 -6 18 46 -47 -13], 0 3 5 4 3 11]]

Optimal tuning (CTE): ~250/243 = 1\24, ~10/7 = 617.2869

Optimal ET sequence72, …, 480f, 552, 624, 1176de, 1800cdee

Badness: 0.0293

17-limit

Subgroup: 2.3.5.7.11.13.17

Comma list: 936/935, 1701/1700, 1716/1715, 2025/2023, 11016/11011

Mapping: [24 1 -6 18 46 -47 -13], 0 3 5 4 3 11 9]]

Optimal tuning (CTE): ~35/34 = 1\24, ~10/7 = 617.2732

Optimal ET sequence72, …, 480fgg, 552g, 624

Badness: 0.0209

Zinc

Subgroup: 2.3.5.7

Comma list: 250047/250000, [-53 -12 2 24

Mapping[30 2 15 66], 0 5 6 2]]

Optimal tunings:

  • CTE: ~53747712/52521875 = 1\30, ~216/175 = 364.3896 (~[21 3 1 -10 = 4.3896)
  • CWE: ~53747712/52521875 = 1\30, ~216/175 = 364.3879 (~[21 3 1 -10 = 4.3879)

Optimal ET sequence270, 1380, 1650, 1920, 2190, 4650

Badness: 0.0742

11-limit

Subgroup: 2.3.5.7.11

Comma list: 9801/9800, 151263/151250, [-27 -6 4 6 3

Mapping: [30 2 15 66 122], 0 5 6 2 -2]]

Optimal tunings:

  • CTE: ~18865/18432 = 1\30, ~216/175 = 364.3886 (~385/384 = 4.3886)
  • CWE: ~18865/18432 = 1\30, ~216/175 = 364.3849 (~385/384 = 4.3849)

Optimal ET sequence: 270, 1110, 1380, 1650, 1920, 2190

Badness: 0.0220

13-limit

Subgroup: 2.3.5.7.11.13

Comma list: 9801/9800, 10648/10647, 105644/105625, 196625/196608

Mapping: [30 2 15 66 122 193], 0 5 6 2 -2 -9]]

Optimal tunings:

  • CTE: ~351/343 = 1\30, ~216/175 = 364.3879 (~385/384 = 4.3879)
  • CWE: ~351/343 = 1\30, ~216/175 = 364.3867 (~385/384 = 4.3867)

Optimal ET sequence: 270, 1380, 1650, 1920, 2190, 4650, 6840e, 11490de

Badness: 0.0155

2.3.5.7.11.13.19 subgroup (neozinc)

Subgroup: 2.3.5.7.11.13.19

Comma list: 5929/5928, 6860/6859, 9801/9800, 10241/10240, 89376/89375

Mapping: [30 2 15 66 122 193 91], 0 5 6 2 -2 -9 4]]

Optimal tunings:

  • CTE: ~175/171 = 1\30, ~216/175 = 364.3876 (~400/399 = 4.3876)
  • CWE: ~175/171 = 1\30, ~216/175 = 364.3864 (~400/399 = 4.3864)

Optimal ET sequence: 270, 1380, 1650, 1920, 2190, 4650, 6840e

Badness: 0.00921

Poe

Subgroup: 2.3.5.7

Comma list: 250047/250000, [15 -16 -4 7

Mapping[30 0 -73 -106], 0 1 3 4]]

Optimal tunings:

  • CTE: ~2240/2187 = 1\30, ~3/2 = 702.141 (~81/80 = 22.141)
  • CWE: ~2240/2187 = 1\30, ~3/2 = 702.166 (~81/80 = 22.166)

11-limit

Subgroup: 2.3.5.7.11

Comma list: 9801/9800, 19712/19683, 250047/250000

Mapping: [30 0 -73 -106 -134], 0 1 3 4 5]]

Optimal tunings:

  • CTE: ~45/44 = 1\30, ~3/2 = 702.182 (~81/80 = 22.182)
  • CWE: ~45/44 = 1\30, ~3/2 = 702.213 (~81/80 = 22.213)

13-limit

Subgroup: 2.3.5.7.11.13

Comma list: 19712/19683, 1001/1000, 4459/4455, 4225/4224

Mapping: [30 0 -73 -106 -134 111], 0 1 3 4 5 0]]

Optimal tunings:

  • CTE: ~45/44 = 1\30, ~3/2 = 702.182 (~81/80 = 22.182)
  • CWE: ~45/44 = 1\30, ~3/2 = 702.170 (~81/80 = 22.170)