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'''15edX''' is the scale which occurs as the dominant minor edX. | '''15edX''' is the scale which occurs as the dominant minor edX (equal division of a tenth interval). It also gives the period of the 15th-decade Alfincavallo branch of the Carrera temperament family. | ||
==Intervals== | |||
{| class="wikitable" | == Intervals == | ||
{| class="wikitable" | |||
|+ | |||
!Decade | |||
!Period | |||
!Notes | |||
|- | |||
|6\5 | |||
|96.000 | |||
|Intense Aeolian-Subpental Dorian mode begins | |||
|- | |||
|17\14 | |||
|97.143 | |||
| | |||
|- | |||
|11\9 | |||
|97.778 | |||
|Intense Aeolian-Subpental Dorian mode ends, Subpental Dorian mode begins | |||
|- | |||
|16\13 | |||
|98.462 | |||
| | |||
|- | |||
|21\17 | |||
|98.824 | |||
| | |||
|- | |||
|26\21 | |||
|99.048 | |||
| | |||
|- | |||
|5\4 | |||
|100.000 | |||
|Subpental Dorian mode ends, Pental Dorian mode begins | |||
|- | |||
|19\15 | |||
|101.333 | |||
| | |||
|- | |- | ||
|14\11 | |||
|101.818 | |||
|Pental Dorian mode ends, Superpental Dorian mode begins | |||
|- | |- | ||
|23\18 | |||
|102.222 | |||
| | |||
|- | |- | ||
| | |9\7 | ||
|102.857 | |102.857 | ||
|Superpental Dorian mode ends, Mohajira Dorian-Mixolydian mode begins | |||
|- | |- | ||
| | | |31\24 | ||
| | |103.333 | ||
| | | | ||
| | | |- | ||
| | |22\17 | ||
| | |103.529 | ||
| | |Mohajira Dorian-Mixolydian mode ends, Beatles Dorian-Mixolydian mode begins | ||
| | |- | ||
| | |35\27 | ||
| | |103.704 | ||
| | | | ||
| | |- | ||
| | |13\10 | ||
|104.000 | |||
|Beatles Dorian-Mixolydian mode ends, Subpental Mixolydian mode begins | |||
|- | |||
|17\13 | |||
|104.615 | |||
| | |||
|- | |- | ||
| | |21\16 | ||
|105.000 | |||
|Subpental Mixolydian mode ends, Pental Mixolydian mode begins | |||
| | |||
| | |||
|- | |- | ||
| | |25\19 | ||
|105.263 | |||
| | |||
| | |||
| | |||
|- | |- | ||
| | |4\3 | ||
|106.667 | |||
|Pental Mixolydian mode ends, Soft Superpental Mixolydian mode begins | |||
| | |||
| | |||
|- | |- | ||
| | |31\23 | ||
|107.826 | |||
| | |||
| | |||
| | |||
|- | |- | ||
| | |27\20 | ||
|108.000 | |||
| | |||
| | |||
| | |||
|- | |- | ||
| | |23\17 | ||
| | |108.235 | ||
| | |||
| | |||
|- | |- | ||
| | |19\14 | ||
| | |108.571 | ||
| | |||
| | |||
|- | |- | ||
| | |15\11 | ||
| | |109.091 | ||
|Soft Superpental Mixolydian mode ends, Intense Superpental Mixolydian mode begins | |||
| | |||
|- | |- | ||
| | |26\19 | ||
| | |109.474 | ||
| | |||
| | |||
|- | |- | ||
| | |11\8 | ||
| | |110.000 | ||
|Intense Superpental Mixolydian mode ends, Mixolydian-Ionian mode begins | |||
| | |||
|- | |- | ||
|13 | |18\13 | ||
| | |110.769 | ||
| | |||
| | |||
|- | |- | ||
| | |25\18 | ||
| | |111.111 | ||
| | |||
| | |||
|- | |- | ||
| | |7\5 | ||
| | |112.500 | ||
|Mixolydian-Ionian mode ends | |||
| | |||
|} | |} | ||
Relative cents | |||
{| class="wikitable" style="text-align: center" | {| class="wikitable" style="text-align: center" | ||
!Degrees | !Degrees | ||
! colspan=" | ! colspan="2" |Enneatonic | ||
! | !Intense Aeolian-Subpental Dorian | ||
! | !Dorian | ||
! | !Dorian-Mixolydian | ||
! | !Subpental-Soft Superpental Mixolydian | ||
!Intense Superpental Mixolydian ~ Mixolydian-Ionian | |||
|- | |- | ||
| |1 | | |1 | ||
|G#/Jb | |G#/Jb | ||
|''G#/Ab'' | |''G#/Ab'' | ||
| | |96.{{Overline|6}} | ||
| | |100 | ||
| | |103.{{Overline|3}} | ||
| | |106.{{Overline|6}} | ||
|110 | |||
|- | |- | ||
| |2 | | |2 | ||
|J | |J | ||
|''A'' | |''A'' | ||
| | |193.{{Overline|3}} | ||
| | |200 | ||
| | |206.{{Overline|6}} | ||
| | |213.{{Overline|3}} | ||
|220 | |||
|- | |- | ||
| |3 | | |3 | ||
|J#/Ab | |J#/Ab | ||
|''A#/Bb'' | |''A#/Bb'' | ||
| | |290 | ||
| | |300 | ||
| | |310 | ||
| | |320 | ||
|330 | |||
|- | |- | ||
| |4 | | |4 | ||
| | |A | ||
|''B'' | |''B'' | ||
| | |386.{{Overline|6}} | ||
| | |400 | ||
| | |413.{{Overline|3}} | ||
| | |426.{{Overline|6}} | ||
|440 | |||
|- | |- | ||
| |5 | | |5 | ||
| | |B | ||
|''C'' | |''C'' | ||
| | |483.{{Overline|3}} | ||
| | |500 | ||
| | |516.{{Overline|6}} | ||
| | |533.{{Overline|3}} | ||
|550 | |||
|- | |- | ||
| |6 | | |6 | ||
| | |B#/Cb | ||
|''C#/Qb'' | |''C#/Qb'' | ||
| | |580 | ||
| | |600 | ||
| | |620 | ||
| | |640 | ||
|660 | |||
|- | |- | ||
| |7 | | |7 | ||
| | |C | ||
|''Q'' | |''Q'' | ||
| | |676.{{Overline|6}} | ||
| | |700 | ||
| | |723.{{Overline|3}} | ||
| | |746.{{Overline|6}} | ||
|770 | |||
|- | |- | ||
|8 | |8 | ||
| | |C#/Qb | ||
|''Q#/Db'' | |''Q#/Db'' | ||
| | |773.{{Overline|3}} | ||
| | |800 | ||
| | |826.{{Overline|6}} | ||
| | |853.{{Overline|3}} | ||
|880 | |||
|- | |- | ||
|9 | |9 | ||
| | |Q | ||
|''D'' | |''D'' | ||
| | |870 | ||
| | |900 | ||
| | |930 | ||
| | |960 | ||
|990 | |||
|- | |- | ||
|10 | |10 | ||
|D | |D | ||
|''S'' | |''S'' | ||
| | |966.{{Overline|6}} | ||
| | |1000 | ||
| | |1033.{{Overline|3}} | ||
| | |1066.{{Overline|6}} | ||
|1100 | |||
|- | |- | ||
|11 | |11 | ||
|D#/Eb | |D#/Eb | ||
|''S#/Eb'' | |''S#/Eb'' | ||
| | |1063.{{Overline|3}} | ||
| | |1100 | ||
| | |1136.{{Overline|6}} | ||
| | |1173.{{Overline|3}} | ||
|1210 | |||
|- | |- | ||
|12 | |12 | ||
| colspan="2" |E | | colspan="2" |E | ||
| | |1160 | ||
| | |1200 | ||
| | |1240 | ||
| | |1280 | ||
|1320 | |||
|- | |- | ||
|13 | |13 | ||
| colspan="2" |E#/Fb | | colspan="2" |E#/Fb | ||
| | |1256.{{Overline|6}} | ||
| | |1300 | ||
| | |1343.{{Overline|3}} | ||
| | |1386.{{Overline|6}} | ||
|1430 | |||
|- | |- | ||
|14 | |14 | ||
| colspan="2" |F | | colspan="2" |F | ||
| | |1353.{{Overline|3}} | ||
| | |1400 | ||
| | |1446.{{Overline|6}} | ||
| | |1493.{{Overline|3}} | ||
|1540 | |||
|- | |- | ||
|15 | |15 | ||
| colspan="2" |G | | colspan="2" |G | ||
| | |1450 | ||
| | |1500 | ||
| | |1550 | ||
| | |1600 | ||
|1650 | |||
| | |||
|} | |} | ||
By a surprising coincidence, the 15ed of the Pyrite tenth (7φ+6)\(5φ^2)edo is almost exactly every third degree of [[34edo]]. Additionally, those of the modal Golden and Pyrite tenths are almost exactly +1/28-syntonic comma 4ed(5/4) (Intense Aeolian-Subpental Dorian), 9ed(5/3)/equal multiples of 18/17 (Subpental Dorian), 13ed(15/7) (Pental Dorian), 2ed(9/8) (Superpental Dorian), -1/12-syntonic comma 3ed(6/5) (Dorian-Mixolydian), 14ed(7/3)/equal multiples of 17/16/100π\3 cents (Subpental Mixolydian), 3ed(6/5) (Pental Mixolydian), | By a surprising coincidence, the 15ed of the Pyrite tenth (7φ+6)\(5φ^2)edo is almost exactly every third degree of [[34edo]]. Additionally, those of the modal Golden and Pyrite tenths are almost exactly +1/28-syntonic comma 4ed(5/4) (Intense Aeolian-Subpental Dorian), [[9ed5/3|9ed(5/3)]]/equal multiples of 18/17 (Subpental Dorian), 13ed(15/7) (Pental Dorian), 2ed(9/8) (Superpental Dorian), -1/12-syntonic comma 3ed(6/5) (Dorian-Mixolydian), 14ed(7/3)/equal multiples of 17/16/100π\3 cents (Subpental Mixolydian), 3ed(6/5) (Pental Mixolydian), 4ed(9/7)/+1/36-syntonic comma 14ed(12/5) (Soft Superpental Mixolydian), 12ed(32/15) (Intense Superpental Mixolydian) and 8ed(5/3)/-1/9 schismic 9ed(16/9)/14ed(22/9) (Mixolydian-Ionian) respectively. | ||
[[ | == See also == | ||
[[ | * [[15ed5/2]] - equal division of the classic major tenth | ||
* [[15ed7/3]] - equal division of the septimal minor tenth | |||
Latest revision as of 13:39, 6 March 2026
15edX is the scale which occurs as the dominant minor edX (equal division of a tenth interval). It also gives the period of the 15th-decade Alfincavallo branch of the Carrera temperament family.
Intervals
| Decade | Period | Notes |
|---|---|---|
| 6\5 | 96.000 | Intense Aeolian-Subpental Dorian mode begins |
| 17\14 | 97.143 | |
| 11\9 | 97.778 | Intense Aeolian-Subpental Dorian mode ends, Subpental Dorian mode begins |
| 16\13 | 98.462 | |
| 21\17 | 98.824 | |
| 26\21 | 99.048 | |
| 5\4 | 100.000 | Subpental Dorian mode ends, Pental Dorian mode begins |
| 19\15 | 101.333 | |
| 14\11 | 101.818 | Pental Dorian mode ends, Superpental Dorian mode begins |
| 23\18 | 102.222 | |
| 9\7 | 102.857 | Superpental Dorian mode ends, Mohajira Dorian-Mixolydian mode begins |
| 31\24 | 103.333 | |
| 22\17 | 103.529 | Mohajira Dorian-Mixolydian mode ends, Beatles Dorian-Mixolydian mode begins |
| 35\27 | 103.704 | |
| 13\10 | 104.000 | Beatles Dorian-Mixolydian mode ends, Subpental Mixolydian mode begins |
| 17\13 | 104.615 | |
| 21\16 | 105.000 | Subpental Mixolydian mode ends, Pental Mixolydian mode begins |
| 25\19 | 105.263 | |
| 4\3 | 106.667 | Pental Mixolydian mode ends, Soft Superpental Mixolydian mode begins |
| 31\23 | 107.826 | |
| 27\20 | 108.000 | |
| 23\17 | 108.235 | |
| 19\14 | 108.571 | |
| 15\11 | 109.091 | Soft Superpental Mixolydian mode ends, Intense Superpental Mixolydian mode begins |
| 26\19 | 109.474 | |
| 11\8 | 110.000 | Intense Superpental Mixolydian mode ends, Mixolydian-Ionian mode begins |
| 18\13 | 110.769 | |
| 25\18 | 111.111 | |
| 7\5 | 112.500 | Mixolydian-Ionian mode ends |
Relative cents
| Degrees | Enneatonic | Intense Aeolian-Subpental Dorian | Dorian | Dorian-Mixolydian | Subpental-Soft Superpental Mixolydian | Intense Superpental Mixolydian ~ Mixolydian-Ionian | |
|---|---|---|---|---|---|---|---|
| 1 | G#/Jb | G#/Ab | 96.6 | 100 | 103.3 | 106.6 | 110 |
| 2 | J | A | 193.3 | 200 | 206.6 | 213.3 | 220 |
| 3 | J#/Ab | A#/Bb | 290 | 300 | 310 | 320 | 330 |
| 4 | A | B | 386.6 | 400 | 413.3 | 426.6 | 440 |
| 5 | B | C | 483.3 | 500 | 516.6 | 533.3 | 550 |
| 6 | B#/Cb | C#/Qb | 580 | 600 | 620 | 640 | 660 |
| 7 | C | Q | 676.6 | 700 | 723.3 | 746.6 | 770 |
| 8 | C#/Qb | Q#/Db | 773.3 | 800 | 826.6 | 853.3 | 880 |
| 9 | Q | D | 870 | 900 | 930 | 960 | 990 |
| 10 | D | S | 966.6 | 1000 | 1033.3 | 1066.6 | 1100 |
| 11 | D#/Eb | S#/Eb | 1063.3 | 1100 | 1136.6 | 1173.3 | 1210 |
| 12 | E | 1160 | 1200 | 1240 | 1280 | 1320 | |
| 13 | E#/Fb | 1256.6 | 1300 | 1343.3 | 1386.6 | 1430 | |
| 14 | F | 1353.3 | 1400 | 1446.6 | 1493.3 | 1540 | |
| 15 | G | 1450 | 1500 | 1550 | 1600 | 1650 | |
By a surprising coincidence, the 15ed of the Pyrite tenth (7φ+6)\(5φ^2)edo is almost exactly every third degree of 34edo. Additionally, those of the modal Golden and Pyrite tenths are almost exactly +1/28-syntonic comma 4ed(5/4) (Intense Aeolian-Subpental Dorian), 9ed(5/3)/equal multiples of 18/17 (Subpental Dorian), 13ed(15/7) (Pental Dorian), 2ed(9/8) (Superpental Dorian), -1/12-syntonic comma 3ed(6/5) (Dorian-Mixolydian), 14ed(7/3)/equal multiples of 17/16/100π\3 cents (Subpental Mixolydian), 3ed(6/5) (Pental Mixolydian), 4ed(9/7)/+1/36-syntonic comma 14ed(12/5) (Soft Superpental Mixolydian), 12ed(32/15) (Intense Superpental Mixolydian) and 8ed(5/3)/-1/9 schismic 9ed(16/9)/14ed(22/9) (Mixolydian-Ionian) respectively.