Oolong: Difference between revisions

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{{Infobox regtemp
| Title = Oolong
| Subgroups = 2.3.5.7, 2.3.5.7.13
| Comma basis = [[126/125]], [[117649/116640]] (2.3.5.7); <br>[[126/125]], [[196/195]], [[15379/15360]] (2.3.5.7.13)
| Edo join 1 = 27 | Edo join 2 = 50
| Mapping = 1; -17 -18 -20 -5
| Generators = 6/5
| Generators tuning = 311.7
| Optimization method = CWE
| MOS scales = [[4L&nbsp;3s]], [[4L&nbsp;7s]], [[4L&nbsp;11s]], [[4L&nbsp;15s]], [[4L&nbsp;19s]], [[23L&nbsp;4s]]
| Pergen = (P8, c<sup>4</sup>P4/17)
| Odd limit 1 = 7 | Mistuning 1 = 5.6 | Complexity 1 = 23
}}
See [[Starling temperaments #Oolong]] for more technical data.  
See [[Starling temperaments #Oolong]] for more technical data.  



Latest revision as of 00:34, 3 May 2026

Oolong
Subgroups 2.3.5.7, 2.3.5.7.13
Comma basis 126/125, 117649/116640 (2.3.5.7);
126/125, 196/195, 15379/15360 (2.3.5.7.13)
Reduced mapping ⟨1; -17 -18 -20 -5]
ET join 27 & 50
Generators (CWE) ~6/5 = 311.7 ¢
MOS scales 4L 3s, 4L 7s, 4L 11s, 4L 15s, 4L 19s, 23L 4s
Ploidacot iota-beta-17-cot
Pergen (P8, c4P4/17)
Minimax error 7-odd-limit: 5.6 ¢
Target scale size 7-odd-limit: 23 notes

See Starling temperaments #Oolong for more technical data.

Interval chain

In the following table, prime harmonics are in bold.

# Cents* Approximate Ratios
0 0.0 1/1
1 311.7 6/5
2 623.3 10/7
3 935.0 12/7
4 46.7 36/35, 40/39
5 358.3 16/13
6 670.0 96/65
7 981.7 160/91
8 93.4 96/91
9 405.0 91/72
10 716.7 91/60
11 1028.4 49/27, 65/36
12 140.0 13/12
13 451.7 13/10
14 763.4 14/9
15 1075.0 13/7, 28/15, 50/27
16 186.7 10/9, 28/25
17 498.4 4/3
18 810.0 8/5
19 1121.7 40/21, 48/25
20 233.4 8/7

* In 2.3.5.7.13 POTE tuning

Tuning spectrum

ET
generator
eigenmonzo
(unchanged-interval
)
generator
(¢)
7/5 308.744
7/6 311.043
7\27 311.111
10/9 311.400
14/13 311.447
49/48 311.491
27\104 311.538
13/12 311.548
8/7 311.559
47\181 311.602
13/9 311.608
4/3 311.650
20\77 311.688
28/27 311.708
15/13 311.742
16/15 311.764
9/7 311.780
13/10 311.863
5/4 311.871
16/13 311.894
13\50 312.000
15/14 312.037
25/24 312.070
6\23 313.043
6/5 315.641