Scala analysis: 410_D7
Diatonic tetrachord 25/24 * 9/8 * 256/225
Generated by Scala: https://www.huygens-fokker.org/scala/
SHOW
0: 1/1 0.000000 unison, perfect prime 1: 25/24 70.672427 classic chromatic semitone, minor chroma 2: 75/64 274.582429 classic augmented second 3: 4/3 498.044999 perfect fourth
SHOW/INTERVAL
0: 256/225 223.4626 Neapolitan diminished third 1: 25/24 70.6724 classic chromatic semitone, minor chroma 2: 9/8 203.9100 major whole tone 3: 256/225 223.4626 Neapolitan diminished third
SHOW INTERVALS
Interval class, Number of incidences, Size: 1: 1 25/24 70.672 cents classic chromatic semitone, minor chroma 1: 1 9/8 203.910 cents major whole tone 1: 1 256/225 223.463 cents Neapolitan diminished third 2: 1 75/64 274.582 cents classic augmented second 2: 1 32/27 294.135 cents Pythagorean minor third 2: 1 32/25 427.373 cents classic diminished fourth 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 : 70.7 274.6 498.0 70.7 : 203.9 427.4 498.0 274.6: 223.5 294.1 498.0 498.0
SHOW/SPAN INTERVALS
Interval class, Interval span, Span size, Gap to prev. class: 1: 70.6724 .. 223.4626 cents 2048/1875, 152.7901 cents 25/24, 70.6724 cents 2: 274.5824 .. 427.3726 cents 2048/1875, 152.7901 cents 16875/16384, 51.1199 cents
SHOW DATA
Number of notes : 3 -- Interval properties -- Smallest interval : 25/24, 70.6724 cents, class 1 Average step (divided formal octave): 166.0150 cents Largest one step interval : 256/225, 223.4626 cents Average / Smallest step : 2.349077 Largest / Average step : 1.346038 Largest / Smallest step : 3.161948 Median interval of one step : 9/8, 203.9100 cents, amount: 1 Least squares average step : 150.99802 cents, oct.: 452.99406 cents Scale is strictly proper Scale has trivalence property Scale is a mode of a 1656-tone equal temperament with octave 4/3 degrees: 235 913 1656 Least number of segments generator : 829 of 249.323 cents and inv. number of contiguous generator circle segments: 1 Shortest superset generator : 991 of 298.045 cents and inv. generated superset size: 38 = 35 more = 1266.667% 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 51.11986 cents Scale diversity : 0.897186 Rothenberg stability : 1.000000 = 1 Lumma stability : 0.386440 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 : 2048/2025, 19.5526 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 Limited inverse transpositions with margin 133.2376 cents: 1 -- Rational properties -- Prime limit : 5 Odd number limit : 225 (O: 75 U: 225) Highest odd numerator or denominator: 75 Scale harmonicity : 0.038265 Average absolute harmonicity : 0.105007 Specific harmonicity : 0.165175 Fundamental : 1/192, -7.5850 octaves, 1.3626 Hz. Guide tone : 300, 8.2288 octaves, 78487.670 Hz. Exponens Consonantiae : 5.760000E+04, 15.81378 octaves Euler's gradus suavitatis : 21 Sum of Mann's harmonic distance : 97.5, average 32.50000 Mersenne's string divisions : 6811 Sum of van Prooijen's expressibility: 3.75012, average 1.25004 Sum of Tenney's harmonic distance : 7.53857, average 2.51286 Vogel's harmonic complexity : 12.33333 Wille's k value : 112 Wilson's harmonic complexity : 16 Rectangular lattice diameter : 4 Triangular lattice diameter : 4 Lattice compactness : 29.85685, average 4.97614 Lattice compactness (without 2's) : 12.30056, average 2.05009 Number of different primes : 3 Prime exponents' range, average, count, tones@limit: 2: -6 .. 2 -2.33333 11 3: -1 .. 1 -0.33333 3 1 5: 0 .. 2 1.33333 4 2 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: <7 10 17| Scale is weakly epimorphic with val: <7 11 15| Scale is weakly epimorphic with val: <7 11 18| Scale is weakly epimorphic with val: <8 11 19|
FIT/MODE
3: 0 2 1 N G T3 SD: 52.5827 c. M: 70.6724 c. 4: 0 2 2 P M DE S SD: 43.3893 c. M: 70.6724 c. 5: 1 2 2 SP M ME S SD: 21.7954 c. M:-28.9366 c. 6: 1 2 3 P T3 SD: 16.3856 c. M: 25.5599 c. 7: 1 3 3 SP M DE S SD: 5.7885 c. M:-10.0147 c. 13: 2 5 6 SP T3 SD: 5.0470 c. M: 6.4044 c. 15: 2 6 7 SP T3 SD: 5.7288 c. M: 8.9584 c. 20: 3 8 9 SP T3 SD: 2.3600 c. M:-4.0343 c. 22: 3 9 10 SP T3 SD: 2.3193 c. M: 2.9215 c. 27: 4 11 12 SP T3 SD: 2.1705 c. M:-3.1120 c. 29: 4 12 13 SP T3 SD: 1.1471 c. M: 1.9766 c. 42: 6 17 19 SP T3 SD: 1.0994 c. M: 1.8435 c. 49: 7 20 22 SP T3 SD: 0.2885 c. M:-0.4769 c. 78: 11 32 35 SP T3 SD: 0.2516 c. M: 0.4353 c. 127: 18 52 57 SP T3 SD: 0.0626 c. M: 0.0834 c. 303: 43 124 136 SP T3 SD: 0.0477 c. M: 0.0824 c. 430: 61 176 193 SP T3 SD: 0.0467 c. M: 0.0786 c. 486: 69 199 218 SP T3 SD: 0.0407 c. M:-0.0597 c. 564: 80 231 253 SP T3 SD: 0.0324 c. M:-0.0488 c. 613: 87 251 275 SP T3 SD: 0.0203 c. M:-0.0329 c. 740: 105 303 332 SP T3 SD: 0.0091 c. M:-0.0154 c. 867: 123 355 389 SP T3 SD: 0.0091 c. M: 0.0155 c. 916: 130 375 411 SP T3 SD: 0.0069 c. M:-0.0108 c. 1043: 148 427 468 SP T3 SD: 0.0075 c. M: 0.0130 c. 1529: 217 626 686 SP T3 SD: 0.0088 c. M:-0.0115 c. 1607: 228 658 721 SP T3 SD: 0.0077 c. M: 0.0102 c. 1656: 235 678 743 SP T3 SD: 0.0034 c. M:-0.0042 c. 1783: 253 730 800 SP T3 SD: 0.0014 c. M: 0.0020 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: 46.9589 cents 6 x 7:8 S SD: 3.8558 cents 7 x 8:9 S SD: 38.2373 cents 8 x 9:11 SD: 44.2510 cents 9 x 11:12 SD: 36.4128 cents 11:12:13:15 SD: 30.0406 cents 12:13:14:16 S SD: 22.7789 cents 15:16:18:20 S SD: 19.3553 cents 16:17:19:21 SD: 16.4805 cents 17:18:20:23 SD: 12.8434 cents 18:19:21:24 SD: 8.0642 cents 23:24:27:31 SD: 6.3979 cents 24:25:28:32 SD: 2.5705 cents 69:72:81:92 SD: 1.4181 cents 75:78:88:100 SD: 1.1700 cents 93:97:109:124 SD: 0.7487 cents 99:103:116:132 SD: 0.7042 cents 168:175:197:224 SD: 0.3663 cents 192:200:225:256 SD: 0.0000 cents