No-twos subgroup temperaments: Difference between revisions

BudjarnLambeth (talk | contribs)
Lériendil (talk | contribs)
fomalhaut looks to be an extension of deneb
Line 323: Line 323:


[[EDT]]s: 99, 17, 82, 116, 181, 65, 14[-5], 280, 48, 215, 31, 133, 314, 263
[[EDT]]s: 99, 17, 82, 116, 181, 65, 14[-5], 280, 48, 215, 31, 133, 314, 263
== Fomalhaut ==
The 23-limit version of Fomalhaut was created first, as an attempt to approximate the no-2s, no-7s 23-limit as accurately as possible using 25 to 35 notes per equave. Then the lower limit versions were created by simply extrapolating the temperament downwards.
Fomalhaut follows the convention of naming no-twos temperaments after stars.
<pre>
Reduced Mapping
3 5 11
[ ⟨ 1 5 1 ]
⟨ 0 -9 3 ] ⟩
TE Generator Tunings (cents)
⟨1903.7622, 748.1091]
TE Step Tunings (cents)
⟨61.30782, 5.67101]
TE Tuning Map (cents)
⟨1903.762, 2785.829, 4148.089]
TE Mistunings (cents)
⟨1.807, -0.485, -3.228]
Complexity 1.299882
Adjusted Error 2.972273 cents
TE Error 0.859180 cents/octave
Unison Vector
[-8, 1, 3⟩ (6655:6561)
Subsets
b28, b5p, b33, b23f, b61, b56f, b38c, b10cf, b66c, b51ff
</pre>
=== 3.5.11.13 ===
<pre>
Reduced Mapping
3 5 11 13
[ ⟨ 1 5 1 -2 ]
⟨ 0 -9 3 11 ] ⟩
TE Generator Tunings (cents)
⟨1905.7904, 749.5240]
TE Step Tunings (cents)
⟨40.98455, 22.97646]
TE Tuning Map (cents)
⟨1905.790, 2783.236, 4154.362, 4433.183]
TE Mistunings (cents)
⟨3.835, -3.077, 3.044, -7.345]
Complexity 1.561892
Adjusted Error 6.495941 cents
TE Error 1.755451 cents/octave
Unison Vectors
[-8, 1, 3, 0⟩ (6655:6561)
[1, 2, -5, 3⟩ (164775:161051)
[-7, 3, -2, 3⟩ (274625:264627)
[-15, 4, 1, 3⟩ (15104375:14348907)
Subsets
b28, b5p, b33, b23f, b61, b56f, b38c, b10cf, b66c, b51ff
</pre>
=== 3.5.11.13.17 ===
<pre>
Reduced Mapping
3 5 11 13 17
[ ⟨ 1 5 1 -2 1 ]
⟨ 0 -9 3 11 4 ] ⟩
TE Generator Tunings (cents)
⟨1905.8711, 749.5638]
TE Step Tunings (cents)
⟨40.71768, 23.20533]
TE Tuning Map (cents)
⟨1905.871, 2783.281, 4154.563, 4433.460, 4904.126]
TE Mistunings (cents)
⟨3.916, -3.033, 3.245, -7.068, -0.829]
Complexity 1.418914
Adjusted Error 6.431616 cents
TE Error 1.573498 cents/octave
Unison Vectors
[-2, 1, -2, 1, 1⟩ (1105:1089)
[-5, 0, 1, -1, 2⟩ (3179:3159)
[-5, 2, 0, 2, -1⟩ (4225:4131)
[-8, 1, 3, 0, 0⟩ (6655:6561)
[-3, 1, 2, 1, -2⟩ (7865:7803)
[1, 0, -4, 0, 3⟩ (14739:14641)
Subsets
b28, b5p, b33, b23f, b61, b56f, b38c, b10cf, b66c, b51ffg
</pre>
=== 3.5.11.13.17.19 ===
<pre>
Reduced Mapping
3 5 11 13 17 19
[ ⟨ 1 5 1 -2 1 7 ]
⟨ 0 -9 3 11 4 -11 ] ⟩
TE Generator Tunings (cents)
⟨1905.9598, 749.5710]
TE Step Tunings (cents)
⟨41.63378, 22.43072]
TE Tuning Map (cents)
⟨1905.960, 2783.660, 4154.673, 4433.362, 4904.244, 5096.437]
TE Mistunings (cents)
⟨4.005, -2.654, 3.355, -7.166, -0.712, -1.076]
Complexity 1.449992
Adjusted Error 6.125446 cents
TE Error 1.441985 cents/octave
Unison Vectors
[-5, 0, 0, 1, 0, 1⟩ (247:243)
[0, 2, 0, 1, -1, -1⟩ (325:323)
[-2, 1, -2, 1, 1, 0⟩ (1105:1089)
[-3, -1, 2, 0, -1, 1⟩ (2299:2295)
[-5, 0, 1, -1, 2, 0⟩ (3179:3159)
[0, 0, -1, 2, -2, 1⟩ (3211:3179)
[-5, 2, 0, 2, -1, 0⟩ (4225:4131)
[-5, 2, 1, 0, 1, -1⟩ (4675:4617)
Subsets
b28, b33, b5p, b61, b56f, b23f, b38ch, b66ch, b89fgh, b10cfh
</pre>
=== 3.5.11.13.17.19.23 ===
<pre>
Reduced Mapping
3 5 11 13 17 19 23
[ ⟨ 1 5 1 -2 1 7 6 ]
⟨ 0 -9 3 11 4 -11 -8 ] ⟩
TE Generator Tunings (cents)
⟨1905.4824, 749.4748]
TE Step Tunings (cents)
⟨38.60323, 24.98764]
TE Tuning Map (cents)
⟨1905.482, 2782.139, 4153.907, 4433.258, 4903.382, 5094.154, 5437.096]
TE Mistunings (cents)
⟨3.527, -4.175, 2.589, -7.270, -1.574, -3.359, 8.822]
Complexity 1.382541
Adjusted Error 7.087107 cents
TE Error 1.566709 cents/octave
Unison Vectors
[-2, 0, 1, 0, 0, 1, -1⟩ (209:207)
[1, 1, -1, 0, 1, 0, -1⟩ (255:253)
[-3, 0, -1, 1, 0, 0, 1⟩ (299:297)
[0, 2, 0, 1, -1, -1, 0⟩ (325:323)
[-5, 2, 1, 0, 1, -1, 0⟩ (4675:4617)
[0, -2, -1, 1, -1, 2, 0⟩ (4693:4675)
Subsets
b28, b5p, b33, b23f, b61, b56f, b38ch, b10cfhi, b66ch, b51ffg
</pre>


= 3.7.11 subgroup temperaments =
= 3.7.11 subgroup temperaments =