Scala analysis: xen10-chalmers-tritriadic-19-27-21

Tritriadic scale built from 19:27:21

Generated by Scala: https://www.huygens-fokker.org/scala/

SHOW
  0:          1/1               0.000000 unison, perfect prime
  1:         21/19            173.267891
  2:        441/361           346.535782
  3:          9/7             435.084095 septimal major third, BP third
  4:         27/19            608.351986
  5:        567/361           781.619878
  6:         38/21           1026.732109
  7:          2/1            1200.000000 octave
SHOW/INTERVAL
  0:         21/19            173.2679 
  1:         21/19            173.2679 
  2:         21/19            173.2679 
  3:        361/343            88.5483 
  4:         21/19            173.2679 
  5:         21/19            173.2679 
  6:      13718/11907         245.1122 
  7:         21/19            173.2679 
SHOW INTERVALS
Interval class, Number of incidences, Size:
  1:   1 361/343             88.548 cents   
  1:   5 21/19               173.268 cents  
  1:   1 13718/11907         245.112 cents  
  2:   2 57/49               261.816 cents  
  2:   3 441/361             346.536 cents  
  2:   2 722/567             418.380 cents  
  3:   3 9/7                 435.084 cents  septimal major third, BP third
  3:   1 9261/6859           519.804 cents  
  3:   3 38/27               591.648 cents  
  4:   3 27/19               608.352 cents  
  4:   1 13718/9261          680.196 cents  
  4:   3 14/9                764.916 cents  septimal minor sixth
  5:   2 567/361             781.620 cents  
  5:   3 722/441             853.464 cents  
  5:   2 98/57               938.184 cents  
  6:   1 11907/6859          954.888 cents  
  6:   5 38/21               1026.732 cents 
  6:   1 686/361             1111.452 cents 
Highest number of different intervals for one interval class: 3
Average number of different intervals per interval class: 3.00000 = 3
SHOW/LINE/CENTS INTERVALS
         1     2     3     4     5     6      7     
 0.0   : 173.3 346.5 435.1 608.4 781.6 1026.7 1200.0
 173.3 : 173.3 261.8 435.1 608.4 853.5 1026.7 1200.0
 346.5 : 88.5  261.8 435.1 680.2 853.5 1026.7 1200.0
 435.1 : 173.3 346.5 591.6 764.9 938.2 1111.5 1200.0
 608.4 : 173.3 418.4 591.6 764.9 938.2 1026.7 1200.0
 781.6 : 245.1 418.4 591.6 764.9 853.5 1026.7 1200.0
 1026.7: 173.3 346.5 519.8 608.4 781.6 954.9  1200.0
 1200.0
SHOW/SPAN INTERVALS
Interval class, Interval span, Span size, Gap to prev. class:
  1:  88.5483   .. 245.1122 cents      266/243, 156.5639 cents            361/343, 88.5483 cents
  2:  261.8162  .. 418.3801 cents      266/243, 156.5639 cents            729/722, 16.7040 cents
  3:  435.0841  .. 591.6480 cents      266/243, 156.5639 cents            729/722, 16.7040 cents
  4:  608.3520  .. 764.9159 cents      266/243, 156.5639 cents            729/722, 16.7040 cents
  5:  781.6199  .. 938.1838 cents      266/243, 156.5639 cents            729/722, 16.7040 cents
  6:  954.8878  .. 1111.4517 cents     266/243, 156.5639 cents            729/722, 16.7040 cents
SHOW DATA
Number of notes                     : 7
-- Interval properties --
Smallest interval                   : 361/343, 88.5483 cents, class 1
Average step (divided formal octave): 171.4286 cents
Largest one step interval           : 13718/11907, 245.1122 cents
Average / Smallest step             : 1.935989
Largest / Average step              : 1.429821
Largest / Smallest step             : 2.768119
Median interval of one step         : 21/19, 173.2679 cents, amount: 5
Most common interval of one step    : 21/19, 173.2679 cents, amount: 5
Least squares average step          : 164.81066 cents, oct.:  1153.67459 cents
Scale is strictly proper
Scale has trivalence property
Step pattern alph. order: AABAACA
Step pattern size order : MMSMMLM
Scale is a Constant Structure, by a margin of 16.70397 cents
Scale diversity                     : 1.418525
Rothenberg stability                : 1.000000 = 1
Lumma stability                     : 0.217180
Rothenberg efficiency               : 0.544218   redundancy: 0.455782
Efficiency x scale size             : 3.809524
Number of different interval sizes  : 18 = 3.00000 / class
Number of one step interval sizes   : 3
Highest interval variety            : 3
Mean interval variety               : 3.00000 = 3
Median interval variety             : 3
Lowest interval variety             : 3
Smallest interval difference        : 729/722, 16.7040 cents
Most common intervals               : 21/19, 173.2679 cents & inv., amount: 5
Scale is a chain of 3 triads 0.0 435.084 1026.732 cents
Most common triad is 0.0 173.268 1026.732 cents, amount: 3
Number of recognisable fifths       : 0
Scale contains a complete diamond   : 19 21
Formal octave complements present   : 3 = 42.8571%
-- Rational properties --
Prime limit                         : 19
Odd number limit                    : 11907 (O: 11907 U: 11907)
Highest odd numerator or denominator: 567
Scale harmonicity                   : 0.006779
Average absolute harmonicity        : 0.164524
Specific harmonicity                : 0.037483
Fundamental                         : 1/7581, -12.8882 octaves, 0.0345 Hz.
Guide tone                          : 150822,  17.2025 octaves, 39458891.010 Hz.
Exponens Consonantiae               : 1.143382E+09, 30.09066 octaves
Euler's gradus suavitatis           : 84
Sum of Mann's harmonic distance     : 947.0, average 135.28571
Mersenne's string divisions         : too high to compute
Sum of van Prooijen's expressibility: 10.42807, average 1.48972
Sum of Tenney's harmonic distance   : 20.82650, average 2.97521
Vogel's harmonic complexity         : 41.42857
Wille's k value                     : 5953
Wilson's harmonic complexity        : 93
Rectangular lattice diameter        : 11
Triangular lattice diameter         : 7
Lattice compactness                 : 83.91950, average 2.99712
Lattice compactness (without 2's)   : 81.18697, average 2.89953
Number of different primes          : 4
Prime exponents' range, average, count, tones@limit:
  2:   0 .. 1         0.28571   2     1
  3:  -1 .. 4         1.57143   13
  7:  -1 .. 2         0.28571   6     1
 19:  -2 .. 1        -0.71429   7     5
Average exponent except 2's         : 8 / 7 = 1.14286
Average absolute exponent except 2's: 26 / 7 = 3.71429
Scale is weakly epimorphic with val: <7 10 18 32|
Scale is weakly epimorphic with val: <7 10 19 31|
Scale is weakly epimorphic with val: <7 10 21 29|
Scale is weakly epimorphic with val: <7 10 22 28|
Scale is weakly epimorphic with val: <7 11 18 30|
Scale is JI-epimorphic with val: <7 11 19 29|
Scale is weakly epimorphic with val: <7 11 20 28|
Scale is weakly epimorphic with val: <7 11 21 27|
Scale is weakly epimorphic with val: <7 12 18 28|
Scale is weakly epimorphic with val: <7 12 19 27|
Scale is weakly epimorphic with val: <7 12 20 33|
Scale is JI-epimorphic with val: <7 12 21 32|
Scale is weakly epimorphic with val: <7 12 22 31|
FIT/MODE
  7:  1 1 1 1 1 1 1  SP B ME I SD: 50.6837 c. M:-79.2016 c.  Lebeng
  8:  1 1 1 1 1 2 1   P M ME S SD: 25.4683 c. M: 46.5358 c. 
 13:  2 2 1 2 2 2 2  SP M ME S SD: 27.5605 c. M:-49.1494 c.  Oukranian
 14:  2 2 1 2 2 3 2   P   T3   SD: 5.8105 c. M: 10.1913 c. 
 41:  6 6 3 6 6 8 6  SP   T3   SD: 4.8147 c. M:-8.6240 c. 
 49:  7 7 4 7 7 10 7  SP   T3   SD: 3.2189 c. M:-5.7322 c. 
 55:  8 8 4 8 8 11 8  SP   T3   SD: 2.1605 c. M:-3.8347 c. 
 63:  9 9 5 9 9 13 9  SP   T3   SD: 2.1107 c. M: 3.6786 c. 
 69:  10 10 5 10 10 14 10  SP   T3   SD: 0.7255 c. M:-1.2903 c. 
 132: 19 19 10 19 19 27 19  SP   T3   SD: 0.7537 c. M:-1.2795 c. 
 146: 21 21 11 21 21 30 21  SP   T3   SD: 0.7164 c. M: 1.3303 c. 
 152: 22 22 11 22 22 31 22  SP   T3   SD: 0.5364 c. M: 0.8736 c. 
 201: 29 29 15 29 29 41 29  SP   T3   SD: 0.4199 c. M:-0.7368 c. 
 215: 31 31 16 31 31 44 31  SP   T3   SD: 0.2619 c. M: 0.4893 c. 
 284: 41 41 21 41 41 58 41  SP   T3   SD: 0.0714 c. M:-0.1272 c. 
 651: 94 94 48 94 94 133 94  SP   T3   SD: 0.0376 c. M: 0.0611 c. 
 935: 135 135 69 135 135 191 135  SP   T3   SD: 0.0089 c. M: 0.0156 c. 
FIT/HARMONIC
 1 x x x x x x 2  S SD: 0.0000 cents
 2 x x x x 3 x 4  S SD: 39.8324 cents
 3 x x 4 x 5 x 6  S SD: 40.1654 cents
 4 x 5 x x 6:7:8  S SD: 26.5541 cents
 5 x 6 x 7:8:9:10  S SD: 10.4573 cents
 6 x 7:8 x 9:11:12    SD: 26.2063 cents
 7:8 x 9:10:11:13:14    SD: 12.3149 cents
 8:9:10 x 11:13:14:16    SD: 18.7063 cents
 9:10:11:12:13:14:16:18  S SD: 11.1256 cents
 10:11:12:13:14:16:18:20  S SD: 8.0409 cents
 12:13:15 x 17:19:22:24    SD: 9.8898 cents
 14:15:17:18:20:22:25:28    SD: 8.5898 cents
 17:19:21:22:24:27:31:34    SD: 5.6253 cents
 21:23:26:27:30:33:38:42    SD: 4.2181 cents
 27:30:33:35:38:42:49:54    SD: 4.2117 cents
 28:31:34:36:40:44:51:56    SD: 2.5953 cents
 45:50:55:58:64:71:81:90    SD: 2.2570 cents
 46:51:56:59:65:72:83:92    SD: 2.2053 cents
 49:54:60:63:70:77:89:98    SD: 1.8551 cents
 59:65:72:76:84:93:107:118    SD: 1.4921 cents
 67:74:82:86:95:105:121:134    SD: 1.1166 cents
 95:105:116:122:135:149:172:190    SD: 0.4869 cents
 189:209:231:243:269:297:342:378    SD: 0.4435 cents
 199:220:243:256:283:313:360:398    SD: 0.4403 cents
 200:221:244:257:284:314:362:400    SD: 0.4197 cents
 221:244:270:284:314:347:400:442    SD: 0.3138 cents
 256:283:313:329:364:402:463:512    SD: 0.3131 cents
 266:294:325:342:378:418:481:532    SD: 0.2156 cents
 294:325:359:378:418:462:532:588    SD: 0.2090 cents
 361:399:441:464:513:567:653:722    SD: 0.1180 cents