Scala analysis: 519_M27

Miscellaneous tetrachord 68/67 * 67/54 * 18/17

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

SHOW
  0:          1/1               0.000000 unison, perfect prime
  1:         68/67             25.648381
  2:         34/27            399.090407 septendecimal major third
  3:          4/3             498.044999 perfect fourth
SHOW/INTERVAL
  0:         18/17             98.9546 Arabic lute index finger
  1:         68/67             25.6484 
  2:         67/54            373.4420 
  3:         18/17             98.9546 Arabic lute index finger
SHOW INTERVALS
Interval class, Number of incidences, Size:
  1:   1 68/67               25.648 cents   
  1:   1 18/17               98.955 cents   Arabic lute index finger
  1:   1 67/54               373.442 cents  
  2:   1 72/67               124.603 cents  
  2:   1 34/27               399.090 cents  septendecimal major third
  2:   1 67/51               472.397 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    
 0.0  : 25.6  399.1 498.0
 25.6 : 373.4 472.4 498.0
 399.1: 99.0  124.6 498.0
 498.0
SHOW/SPAN INTERVALS
Interval class, Interval span, Span size, Gap to prev. class:
  1:  25.6484   .. 373.4420 cents      4489/3672, 347.7936 cents          68/67, 25.6484 cents
  2:  124.6030  .. 472.3966 cents      4489/3672, 347.7936 cents          3888/4489,-248.8391 cents
SHOW DATA
Number of notes                     : 3
-- Interval properties --
Smallest interval                   : 68/67, 25.6484 cents, class 1
Average step (divided formal octave): 166.0150 cents
Largest one step interval           : 67/54, 373.4420 cents
Average / Smallest step             : 6.472728
Largest / Average step              : 2.249447
Largest / Smallest step             : 14.560062
Median interval of one step         : 18/17, 98.9546 cents, amount: 1
Least squares average step          : 165.56887 cents, oct.:  496.70661 cents
Scale is not proper
Scale has trivalence property
Scale is a mode of a 1359-tone equal temperament with octave  4/3
  degrees: 70 1089 1359
Least number of segments generator  : 680 of 249.206 cents and inv.
  number of contiguous generator circle segments: 1
Shortest superset generator         : 1349 of 494.380 cents and inv.
  generated superset size: 35 = 32 more = 1166.667%
Number of contiguous 1-step segments: 0
Step pattern alph. order: ABC
Step pattern size order : SLM
Scale is sum-free (all different intervals)
Scale is a Constant Structure, by a margin of 25.64838 cents
Scale diversity                     : 0.487240
Lumma stability                     : 0.102996
Lumma impropriety factor            : 0.499632
Rothenberg efficiency               : 0.666667   redundancy: 0.333333
Efficiency x scale size             : 2.000000
Number of different interval sizes  : 6 = 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        : 68/67, 25.6484 cents
Number of recognisable fifths       : 0
Number of recognisable fourths      : 0
Length of longest harmonic part     : 1 at degree 0
Length of longest subharmonic part  : 1 at degree 0
Formal octave complements present   : 1 = 33.3333%
2/1 octave complements present      : 0 = 0.0000%
Scale is n-1 differentially coherent in interval class 1
-- Rational properties --
Prime limit                         : 67
Odd number limit                    : 67 (O: 67 U: 67)
Highest odd numerator or denominator: 67
Scale harmonicity                   : 0.024927
Fundamental                         : 1/1809, -10.8210 octaves, 0.1446 Hz.
Guide tone                          : 68,  6.0875 octaves, 17790.538 Hz.
Exponens Consonantiae               : 1.230120E+05, 16.90844 octaves
Euler's gradus suavitatis           : 91
Sum of Mann's harmonic distance     : 101.5, average 33.83333
Mersenne's string divisions         : 57645
Sum of van Prooijen's expressibility: 3.73456, average 1.24485
Sum of Tenney's harmonic distance   : 7.70061, average 2.56687
Vogel's harmonic complexity         : 62.66667
Wille's k value                     : 569
Wilson's harmonic complexity        : 93
Rectangular lattice diameter        : 5
Triangular lattice diameter         : 3
Lattice compactness                 : 14.81474, average 2.46912
Lattice compactness (without 2's)   : 11.81256, average 1.96876
Number of different primes          : 4
Prime exponents' range, average, count, tones@limit:
  2:   1 .. 2         1.66667   5
  3:  -3 .. 0        -1.33333   4     1
 17:   0 .. 1         0.66667   2     1
 67:  -1 .. 0        -0.33333   1     1
Average exponent except 2's         :-3 / 3 =-1.00000
Average absolute exponent except 2's: 7 / 3 = 2.33333
Scale is weakly epimorphic with val: <6 10 27 44|
Scale is weakly epimorphic with val: <6 11 30 43|
Scale is weakly epimorphic with val: <7 11 27 45|
Scale is weakly epimorphic with val: <7 11 28 44|
Scale is weakly epimorphic with val: <7 11 30 45|
Scale is weakly epimorphic with val: <7 11 31 44|
Scale is weakly epimorphic with val: <7 11 33 45|
Scale is weakly epimorphic with val: <7 12 32 45|
Scale is weakly epimorphic with val: <7 12 33 44|
Scale is weakly epimorphic with val: <8 11 28 43|
Scale is weakly epimorphic with val: <8 11 32 45|
Scale is weakly epimorphic with val: <8 12 30 43|
Scale is weakly epimorphic with val: <8 12 31 45|
FIT/MODE
  3:  0 2 1   N G T3   SD: 41.4525 c. M: 67.0604 c. 
  4:  0 3 1   N G T3   SD: 20.9044 c. M: 25.6484 c. 
  5:  0 4 1   N G T3   SD: 14.8129 c. M: 25.6484 c. 
  9:  0 7 2   N G T3   SD: 16.2813 c. M: 25.6484 c. 
 10:  0 8 2   N G T3   SD: 14.8129 c. M: 25.6484 c. 
 11:  1 8 2   N   T3   SD: 12.3268 c. M:-19.6284 c. 
 13:  1 9 3   N   T3   SD: 11.7710 c. M: 15.9789 c. 
 14:  1 10 3   N   T3   SD: 7.2777 c. M:-9.9263 c. 
 15:  1 11 3   N   T3   SD: 4.3780 c. M:-7.5546 c. 
 16:  1 12 3   N   T3   SD: 4.5115 c. M:-5.5712 c. 
 19:  1 14 4   N   T3   SD: 3.4202 c. M: 5.8970 c. 
 20:  1 15 4   N   T3   SD: 0.5730 c. M: 0.7461 c. 
 76:  4 57 15   N   T3   SD: 0.4998 c. M:-0.6562 c. 
 95:  5 71 19   N   T3   SD: 0.4990 c. M: 0.6544 c. 
 96:  5 72 19   N   T3   SD: 0.2780 c. M:-0.3832 c. 
 116: 6 87 23   N   T3   SD: 0.1347 c. M:-0.2043 c. 
 136: 7 102 27   N   T3   SD: 0.0457 c. M:-0.0780 c. 
 292: 15 219 58   N   T3   SD: 0.0402 c. M: 0.0639 c. 
 428: 22 321 85   N   T3   SD: 0.0375 c. M: 0.0479 c. 
 775: 40 581 154   N   T3   SD: 0.0337 c. M:-0.0572 c. 
 795: 41 596 158   N   T3   SD: 0.0267 c. M:-0.0370 c. 
 815: 42 611 162   N   T3   SD: 0.0270 c. M: 0.0433 c. 
 911: 47 683 181   N   T3   SD: 0.0269 c. M:-0.0466 c. 
 931: 48 698 185   N   T3   SD: 0.0185 c. M:-0.0296 c. 
 951: 49 713 189   N   T3   SD: 0.0168 c. M: 0.0260 c. 
 1067: 55 800 212   N   T3   SD: 0.0139 c. M:-0.0240 c. 
 1087: 56 815 216   N   T3   SD: 0.0094 c. M: 0.0130 c. 
 1223: 63 917 243   N   T3   SD: 0.0045 c. M:-0.0072 c. 
 1359: 70 1019 270   N   T3   SD: 0.0042 c. M:-0.0053 c. 
 1379: 71 1034 274   N   T3   SD: 0.0041 c. M: 0.0057 c. 
 1515: 78 1136 301   N   T3   SD: 0.0041 c. M: 0.0065 c. 
FIT/HARMONIC
 1 x x 2  S SD: 701.9550 cents
 2 x x 3  S SD: 203.9100 cents
 3 x x 4  S SD: 0.0000 cents
 4 x 5 x  S SD: 12.7767 cents
 5 x 6:7  S SD: 59.3685 cents
 6 x x 8  S SD: 0.0000 cents
 7 x 9 x    SD: 35.9937 cents
 10:11 x 13    SD: 73.0432 cents
 11:12:14:15  S SD: 44.0644 cents
 12:13:15:16    SD: 37.8816 cents
 14:15:18:19  S SD: 35.0109 cents
 15:16:19:20    SD: 28.8932 cents
 16:17:20:21    SD: 28.2768 cents
 17:18:21:23    SD: 28.1250 cents
 18:19:23:24    SD: 24.1675 cents
 19:20:24:25  S SD: 22.4664 cents
 20:21:25:27    SD: 21.3058 cents
 21:22:26:28    SD: 20.7467 cents
 22:23:28:29    SD: 19.3310 cents
 23:24:29:31    SD: 17.1991 cents
 24:25:30:32  S SD: 15.6006 cents
 26:27:33:35    SD: 15.0412 cents
 27:28:34:36    SD: 12.4375 cents
 30:31:38:40    SD: 10.9111 cents
 31:32:39:41    SD: 10.8456 cents
 33:34:42:44    SD: 10.6300 cents
 34:35:43:45    SD: 9.5515 cents
 35:36:44:47    SD: 8.7872 cents
 36:37:45:48    SD: 8.4186 cents
 38:39:48:51    SD: 7.6799 cents
 39:40:49:52    SD: 6.2002 cents
 42:43:53:56    SD: 5.1732 cents
 46:47:58:61    SD: 5.0342 cents
 50:51:63:67    SD: 4.0845 cents
 51:52:64:68    SD: 3.3252 cents
 54:55:68:72    SD: 2.0394 cents
 66:67:83:88    SD: 0.7826 cents
 69:70:87:92    SD: 0.7774 cents
 135:137:170:180    SD: 0.0629 cents