Scala analysis: 620_T27
Aristoxenian style tetrachord 2 + 10 + 18, Chapter 4
Generated by Scala: https://www.huygens-fokker.org/scala/
SHOW
0: 1/1 0.000000 unison, perfect prime 1: 33.333 cents 33.333330 2: 200.000 cents 200.000000 3: 500.000 cents 500.000000
SHOW/INTERVAL
0: 300.0000 cents 300.0000 1: 33.3333 cents 33.3333 2: 166.6667 cents 166.6667 3: 300.0000 cents 300.0000
SHOW INTERVALS
Interval class, Number of incidences, Size: 1: 1 33.33333 cents 1: 1 166.66667 cents 1: 1 300.00000 cents 2: 1 200.00000 cents 2: 1 333.33333 cents 2: 1 466.66667 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 : 33.3 200.0 500.0 33.3 : 166.7 466.7 500.0 200.0: 300.0 333.3 500.0 500.0
SHOW/SPAN INTERVALS
Interval class, Interval span, Span size, Gap to prev. class: 1: 33.3333 .. 300.0000 cents 266.66667 cents 33.33333 cents 2: 200.0000 .. 466.6667 cents 266.66667 cents -100.00000 cents
SHOW DATA
Number of notes : 3 -- Interval properties -- Smallest interval : 33.33333 cents, class 1 Average step (divided formal octave): 166.6667 cents Largest one step interval : 300.00000 cents Average / Smallest step : 5.000001 Largest / Average step : 1.800000 Largest / Smallest step : 9.000001 Median interval of one step : 166.66667 cents, amount: 1 Least squares average step : 138.09524 cents, oct.: 414.28571 cents Scale is not proper Scale has trivalence property Scale is a mode of a 15-tone equal temperament with octave 500.000 cents degrees: 1 6 15 Least number of segments generator : 11 of 366.667 cents and inv. number of contiguous generator circle segments: 1 Shortest superset generator : 8 of 266.667 cents and inv. generated superset size: 6 = 3 more = 200.000% Number of contiguous 1-step segments: 1 Step pattern alph. order: ABC Step pattern size order : SML Interval vector is [ 1 0 0 0 1 1 0 ] Scale is sum-free (all different intervals) Scale is a Constant Structure, by a margin of 33.33333 cents Scale diversity : 0.701893 Lumma stability : 0.133333 Lumma impropriety factor : 0.200000 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 : 33.33333 cents Number of recognisable fifths : 0 Number of recognisable fourths : 0 Steps are strictly increasing Formal octave complements present : 1 = 33.3333% 2/1 octave complements present : 0 = 0.0000% -- Rational properties --
FIT/MODE
3: 0 1 2 N G T3 SD: 27.2166 c. M: 33.3333 c. 5: 0 2 3 N G T3 SD: 19.2450 c. M: 33.3333 c. 8: 0 3 5 N G T3 SD: 20.5537 c. M: 33.3333 c. 10: 1 3 6 N T3 SD: 9.6225 c. M:-16.6667 c. 12: 1 4 7 N T3 SD: 6.8041 c. M:-8.3333 c. 13: 1 4 8 N T3 SD: 5.3376 c. M: 7.6923 c. 15: 1 5 9 N T3 SD: 0.0000 c. M:-0.0000 c.
FIT/HARMONIC
1 x x 2 S SD: 700.0000 cents 2 x x 3 S SD: 201.9550 cents 3 x x 4 S SD: 1.9550 cents 4 x x 5 S SD: 113.6863 cents 5 x 6:7 S SD: 71.0302 cents 6 x 7:8 S SD: 33.4497 cents 7 x 8:9 S SD: 36.0066 cents 8 x 9:11 SD: 25.7333 cents 9 x 10:12 S SD: 8.8523 cents 10 x 11:13 SD: 28.8143 cents 11 x 12:15 S SD: 30.8304 cents 12 x 13:16 SD: 30.7292 cents 13 x 15:17 SD: 29.7682 cents 14 x 16:19 SD: 21.1824 cents 18:19:20:24 S SD: 20.9388 cents 21:22:24:28 S SD: 18.8675 cents 22:23:25:29 SD: 17.7317 cents 23:24:26:31 SD: 15.1254 cents 24:25:27:32 SD: 12.5314 cents 26:27:29:35 SD: 12.2822 cents 27:28:30:36 S SD: 11.5048 cents 30:31:34:40 SD: 9.6113 cents 31:32:35:41 SD: 9.5751 cents 32:33:36:43 SD: 7.7856 cents 33:34:37:44 SD: 6.1845 cents 39:40:44:52 SD: 4.6198 cents 41:42:46:55 SD: 4.0051 cents 42:43:47:56 SD: 3.0993 cents 48:49:54:64 SD: 1.6565 cents 57:58:64:76 SD: 1.2693 cents 98:100:110:131 SD: 0.9848 cents 105:107:118:140 SD: 0.9765 cents 107:109:120:143 SD: 0.9541 cents 146:149:164:195 SD: 0.8277 cents 155:158:174:207 SD: 0.2891 cents 254:259:285:339 SD: 0.2677 cents 311:317:349:415 SD: 0.2499 cents 409:417:459:546 SD: 0.1391 cents 466:475:523:622 SD: 0.1086 cents 514:524:577:686 SD: 0.1060 cents