Scala analysis: 651_T58
Aristoxenian style tetrachord 8.5 + 8.5 + 13, Chapter 4
Generated by Scala: https://www.huygens-fokker.org/scala/
SHOW
0: 1/1 0.000000 unison, perfect prime 1: 141.667 cents 141.666670 2: 283.333 cents 283.333330 3: 500.000 cents 500.000000
SHOW/INTERVAL
0: 216.6667 cents 216.6667 1: 141.6667 cents 141.6667 2: 141.6667 cents 141.6667 3: 216.6667 cents 216.6667
SHOW INTERVALS
Interval class, Number of incidences, Size: 1: 2 141.66667 cents 1: 1 216.66667 cents 2: 1 283.33333 cents 2: 2 358.33333 cents Highest number of different intervals for one interval class: 2 Average number of different intervals per interval class: 2.00000 = 2
SHOW/LINE/CENTS INTERVALS
1 2 3 0.0 : 141.7 283.3 500.0 141.7: 141.7 358.3 500.0 283.3: 216.7 358.3 500.0 500.0
SHOW/SPAN INTERVALS
Interval class, Interval span, Span size, Gap to prev. class: 1: 141.6667 .. 216.6667 cents 75.00000 cents 141.66667 cents 2: 283.3333 .. 358.3333 cents 75.00000 cents 66.66666 cents
SHOW DATA
Number of notes : 3 -- Interval properties -- Smallest interval : 141.66666 cents, class 1 Average step (divided formal octave): 166.6667 cents Largest one step interval : 216.66667 cents Average / Smallest step : 1.176471 Largest / Average step : 1.300000 Largest / Smallest step : 1.529412 Median interval of one step : 141.66667 cents, amount: 2 Most common interval of one step : 141.66667 cents, amount: 2 Least squares average step : 157.73809 cents, oct.: 473.21429 cents Scale is strictly proper Scale has Myhill's property chromas: 75.00000 cents and 66.66667 cents, ratio: 1.125000 generators: 1 of 141.66667 cents and 358.33333 cents ET pair of linear temperament : 120&4999934 Scale is maximally even for L / S <= 2 Scale is distributional even Scale is a mode of a 60-tone equal temperament with octave 500.000 cents degrees: 17 34 60 generators: 17 and 43 Number of contiguous 1-step segments: 0 Step pattern alph. order: AAB Step pattern size order : SSL Interval vector is [ 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 1 0 0 0 0 ] Scale is sum-free (all different intervals) Scale is a Constant Structure, by a margin of 66.66666 cents Scale diversity : 1.325744 Rothenberg stability : 1.000000 = 1 Lumma stability : 0.700000 Rothenberg efficiency : 0.888889 redundancy: 0.111111 Efficiency x scale size : 2.666667 Number of different interval sizes : 4 = 2.00000 / class Number of one step interval sizes : 2 Highest interval variety : 2 Mean interval variety : 2.00000 = 2 Median interval variety : 2 Lowest interval variety : 2 Smallest interval difference : 66.66666 cents Most common intervals : 141.66667 cents & inv., amount: 2 Number of recognisable fifths : 0 Number of recognisable fourths : 0 Best fifths form a closed circle Best major thirds form a closed circle Best minor thirds form a closed circle Steps are increasing Formal octave complements present : 1 = 33.3333% 2/1 octave complements present : 0 = 0.0000% Limited inverse transpositions : 2 Inversional symmetry on degrees : 1 Inversional symmetry on intervals : 2-3 -- Rational properties --
FIT/MODE
3: 1 1 1 SP B ME I SD: 32.2749 c. M:-50.0000 c. 4: 1 1 2 P M ME S SD: 21.5166 c. M: 33.3333 c. 7: 2 2 3 SP M ME S SD: 1.5369 c. M:-2.3810 c. 32: 9 9 14 SP M DE S SD: 1.3448 c. M: 2.0833 c. 39: 11 11 17 SP M DE S SD: 0.8276 c. M: 1.2820 c. 46: 13 13 20 SP M DE S SD: 0.4678 c. M: 0.7246 c. 53: 15 15 23 SP M DE S SD: 0.2030 c. M: 0.3145 c. 60: 17 17 26 SP M DE S 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 5 x S SD: 102.9804 cents 5 x 6:7 S SD: 44.3059 cents 6 x 7:8 S SD: 8.2891 cents 7 x 8:9 S SD: 41.6373 cents 8:9 x 11 SD: 40.3354 cents 9:10:11:12 H SD: 25.3177 cents 10:11:12:13 H SD: 20.2342 cents 11:12:13:15 SD: 12.8251 cents 12:13:14:16 S SD: 5.6215 cents 33:36:39:44 SD: 3.6335 cents 45:49:53:60 SD: 2.0281 cents 57:62:67:76 SD: 1.8634 cents 72:78:85:96 SD: 1.8136 cents 84:91:99:112 SD: 1.2752 cents 95:103:112:127 SD: 1.1726 cents 107:116:126:143 SD: 0.9368 cents 129:140:152:172 SD: 0.6930 cents 140:152:165:187 SD: 0.5798 cents 152:165:179:203 SD: 0.3382 cents 236:256:278:315 SD: 0.2921 cents 281:305:331:375 SD: 0.1678 cents 388:421:457:518 SD: 0.1487 cents 433:470:510:578 SD: 0.0966 cents