Scala analysis: 357_C29

Chromatic tetrachord 27/26 * 10/9 * 52/45

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

SHOW
  0:          1/1               0.000000 unison, perfect prime
  1:         27/26             65.337341 tridecimal comma
  2:         15/13            247.741053 tridecimal 5/4-tone
  3:          4/3             498.044999 perfect fourth
SHOW/INTERVAL
  0:         52/45            250.3039 
  1:         27/26             65.3373 tridecimal comma
  2:         10/9             182.4037 minor whole tone
  3:         52/45            250.3039 
SHOW INTERVALS
Interval class, Number of incidences, Size:
  1:   1 27/26               65.337 cents   tridecimal comma
  1:   1 10/9                182.404 cents  minor whole tone
  1:   1 52/45               250.304 cents  
  2:   1 15/13               247.741 cents  tridecimal 5/4-tone
  2:   1 6/5                 315.641 cents  minor third
  2:   1 104/81              432.708 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  : 65.3  247.7 498.0
 65.3 : 182.4 432.7 498.0
 247.7: 250.3 315.6 498.0
 498.0
SHOW/SPAN INTERVALS
Interval class, Interval span, Span size, Gap to prev. class:
  1:  65.3373   .. 250.3039 cents      1352/1215, 184.9666 cents          27/26, 65.3373 cents
  2:  247.7411  .. 432.7077 cents      1352/1215, 184.9666 cents          675/676,-2.5629 cents
SHOW DATA
Number of notes                     : 3
-- Interval properties --
Smallest interval                   : 27/26, 65.3373 cents, class 1
Average step (divided formal octave): 166.0150 cents
Largest one step interval           : 52/45, 250.3039 cents
Average / Smallest step             : 2.540890
Largest / Average step              : 1.507719
Largest / Smallest step             : 3.830948
Median interval of one step         : 10/9, 182.4037 cents, amount: 1
Least squares average step          : 146.78246 cents, oct.:  440.34738 cents
Scale is not proper
Scale has trivalence property
Scale is a mode of a 1936-tone equal temperament with octave  4/3
  degrees: 254 963 1936
Least number of segments generator  : 969 of 249.280 cents and inv.
  number of contiguous generator circle segments: 1
Shortest superset generator         : 1735 of 446.337 cents and inv.
  generated superset size: 54 = 51 more = 1800.000%
Number of contiguous 1-step segments: 0
Step pattern alph. order: ABC
Step pattern size order : SML
Scale is sum-free (all different intervals)
Scale is a Constant Structure, by a margin of 2.56289 cents
Scale diversity                     : 0.909774
Lumma stability                     : 0.262375
Lumma impropriety factor            : 0.005146
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        : 676/675, 2.5629 cents
Number of recognisable fifths       : 0
Number of recognisable fourths      : 0
Best minor thirds form a closed circle
Steps are strictly increasing
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                         : 13
Odd number limit                    : 81 (O: 27 U: 81)
Highest odd numerator or denominator: 27
Scale harmonicity                   : 0.023685
Average absolute harmonicity        : 0.092804
Specific harmonicity                : 0.105623
Fundamental                         : 1/78, -6.2854 octaves, 3.3542 Hz.
Guide tone                          : 540,  9.0768 octaves, 141277.805 Hz.
Exponens Consonantiae               : 4.212000E+04, 15.36222 octaves
Euler's gradus suavitatis           : 28
Sum of Mann's harmonic distance     : 44.0, average 14.66667
Mersenne's string divisions         : 1484
Sum of van Prooijen's expressibility: 3.08458, average 1.02819
Sum of Tenney's harmonic distance   : 6.21555, average 2.07185
Vogel's harmonic complexity         : 13.33333
Wille's k value                     : 40
Wilson's harmonic complexity        : 30
Rectangular lattice diameter        : 6
Triangular lattice diameter         : 4
Lattice compactness                 : 17.99553, average 2.99926
Lattice compactness (without 2's)   : 14.70299, average 2.45050
Number of different primes          : 4
Prime exponents' range, average, count, tones@limit:
  2:  -1 .. 2         0.33333   3
  3:  -1 .. 3         1.00000   5     1
  5:   0 .. 1         0.33333   1
 13:  -1 .. 0        -0.66667   2     2
Average exponent except 2's         : 2 / 3 = 0.66667
Average absolute exponent except 2's: 8 / 3 = 2.66667
Scale is weakly epimorphic with val: <6 10 19 26|
Scale is weakly epimorphic with val: <6 11 17 25|
Scale is JI-epimorphic with val: <7 11 16 25|
Scale is weakly epimorphic with val: <7 11 16 28|
Scale is weakly epimorphic with val: <7 11 17 27| = patent
Scale is weakly epimorphic with val: <7 11 17 30|
Scale is weakly epimorphic with val: <7 11 19 25|
Scale is weakly epimorphic with val: <7 11 19 28|
Scale is weakly epimorphic with val: <7 12 15 26|
Scale is weakly epimorphic with val: <7 12 16 25|
Scale is weakly epimorphic with val: <7 12 18 26|
Scale is weakly epimorphic with val: <7 12 19 28|
Scale is weakly epimorphic with val: <8 11 19 27|
Scale is weakly epimorphic with val: <8 12 15 25|
Scale is weakly epimorphic with val: <8 12 17 26|
Scale is weakly epimorphic with val: <8 12 18 25|
FIT/MODE
  3:  0 1 2   N G T3   SD: 60.4100 c. M: 81.7261 c. 
  4:  1 1 2   P M ME S SD: 34.1721 c. M:-59.1739 c. 
  6:  1 2 3   P   T3   SD: 10.2287 c. M:-17.6702 c. 
  8:  1 3 4   P   T3   SD: 1.9269 c. M: 3.0817 c. 
 22:  3 8 11   P   T3   SD: 1.6621 c. M:-2.5779 c. 
 30:  4 11 15   P   T3   SD: 0.9634 c. M:-1.2814 c. 
 38:  5 14 19   P   T3   SD: 0.7484 c. M:-1.2814 c. 
 68:  9 25 34   P   T3   SD: 0.8122 c. M:-1.2814 c. 
 84:  11 31 42   P   T3   SD: 0.7429 c. M:-1.2814 c. 
 98:  13 36 49   P   T3   SD: 0.8514 c. M:-1.2814 c. 
 99:  13 36 50   N   T3   SD: 0.7133 c. M: 1.2339 c. 
 101: 13 37 51   N   T3   SD: 0.9868 c. M: 1.2325 c. 
 105: 14 38 53   N   T3   SD: 0.8814 c. M: 1.0902 c. 
 106: 14 39 53   P   T3   SD: 0.7827 c. M:-1.2814 c. 
 107: 14 39 54   N   T3   SD: 0.6120 c. M: 1.0459 c. 
 113: 15 41 57   N   T3   SD: 0.6955 c. M: 0.9223 c. 
 115: 15 42 58   N   T3   SD: 0.5544 c. M: 0.8840 c. 
 121: 16 44 61   N   T3   SD: 0.5395 c. M: 0.7766 c. 
 123: 16 45 62   N   T3   SD: 0.5341 c. M: 0.7431 c. 
 129: 17 47 65   N   T3   SD: 0.4119 c. M: 0.6490 c. 
 137: 18 50 69   N   T3   SD: 0.3149 c. M: 0.5362 c. 
 145: 19 53 73   N   T3   SD: 0.2555 c. M: 0.4359 c. 
 153: 20 56 77   N   T3   SD: 0.2410 c. M: 0.3462 c. 
 167: 22 61 84   N   T3   SD: 0.1989 c. M:-0.2734 c. 
 175: 23 64 88   N   T3   SD: 0.1071 c. M: 0.1415 c. 
 183: 24 67 92   N   T3   SD: 0.0472 c. M: 0.0793 c. 
 396: 52 145 199   N   T3   SD: 0.0386 c. M:-0.0625 c. 
 404: 53 148 203   N   T3   SD: 0.0281 c. M:-0.0487 c. 
 579: 76 212 291   N   T3   SD: 0.0216 c. M:-0.0364 c. 
 587: 77 215 295   N   T3   SD: 0.0061 c. M:-0.0088 c. 
 1357: 178 497 682   N   T3   SD: 0.0049 c. M: 0.0079 c. 
 1753: 230 642 881   N   T3   SD: 0.0049 c. M:-0.0080 c. 
 1936: 254 709 973   N   T3   SD: 0.0042 c. M:-0.0053 c. 
 2340: 307 857 1176   N   T3   SD: 0.0036 c. M:-0.0045 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 x 5  S SD: 111.7313 cents
 5 x 6:7  S SD: 54.1875 cents
 6 x 7:8  S SD: 9.5649 cents
 7 x 8:9  S SD: 32.5520 cents
 8 x 9:11    SD: 34.4934 cents
 9 x 10:12  S SD: 32.6687 cents
 10 x 12:13  S SD: 40.4092 cents
 11:12:13:15    SD: 34.1717 cents
 12:13:14:16  S SD: 25.2309 cents
 13:14:15:17    SD: 23.7912 cents
 14:15:16:19    SD: 21.4497 cents
 15:16:17:20    SD: 18.6094 cents
 17:18:20:23    SD: 17.9475 cents
 18:19:21:24    SD: 11.3769 cents
 19:20:22:25    SD: 11.1211 cents
 20:21:23:27    SD: 9.7860 cents
 21:22:24:28  S SD: 7.4944 cents
 24:25:28:32    SD: 6.6200 cents
 25:26:29:33    SD: 6.6174 cents
 26:27:30:35  S SD: 5.5223 cents
 27:28:31:36    SD: 2.9646 cents
 51:53:59:68    SD: 1.5639 cents
 78:81:90:104    SD: 0.0000 cents