Swetismic temperaments

This is a collection of rank-3 temperaments tempering out 540/539, but we can begin by looking at the rank-4 temperament.

Temperaments discussed elsewhere are:

• Terpsichore, {81/80, 540/539} → Didymus rank three family #Terpsichore
• Big Brother, {99/98, 121/120} → Nuwell family #Big Brother
• Octarod, {100/99, 245/243} → Sensamagic family #Octarod
• Aplonis, {126/125, 540/539} → Starling family #Aplonis
• Guanyin, {176/175, 540/539} → Orwellismic family #Guanyin
• Marvel, {225/224, 385/384} → Marvel family #Undecimal marvel
• Jove, {243/242, 441/440} → Breed family #Jove
• Uni, {540/539, 896/891} → Hemimage family #Uni
• Indra, {540/539, 1375/1372} → Kleismic rank three family #Indra
• Laka, {540/539, 5120/5103} → Hemifamity family #Laka
• Jupiter, {540/539, 5632/5625} → Porwell family #Jupiter
• Albus, {540/539, 8019/8000} → Cataharry family #Albus

Considered below are hades, minos, persephone and hypnos.

Swetismic

Subgroup: 2.3.5.7.11

Comma list: 540/539

Mapping: [⟨1 0 0 0 2], ⟨0 1 0 0 3], ⟨0 0 0 1 -2]]

Mapping generators: ~2, ~3, ~5, ~7

Hades

Subgroup: 2.3.5.7.11

Comma list: 540/539, 4000/3993

Mapping: [⟨2 1 0 2 3], ⟨0 3 0 5 -1], ⟨0 0 1 0 1]]

Mapping generators: ~99/70, ~9/7, ~5

Badness: 0.361 × 10^-3

13-limit

Subgroup: 2.3.5.7.11.13

Comma list: 540/539, 729/728, 1575/1573

Mapping: [⟨2 1 0 2 3 -2], ⟨0 3 0 5 -1 13], ⟨0 0 1 0 1 0]]

Vals: Template:Val list

Badness: 0.535 × 10^-3

Cerberus

Subgroup: 2.3.5.7.11.13

Comma list: 351/350, 364/363, 540/539

Mapping: [⟨2 1 0 2 3 1], ⟨0 3 0 5 -1 -4], ⟨0 0 1 0 1 2]]

Vals: Template:Val list

Badness: 0.766 × 10^-3

Minos

Subgroup: 2.3.5.7.11

Comma list: 540/539, 12005/11979

Mapping: [⟨1 0 2 1 2], ⟨0 2 4 3 4], ⟨0 0 -5 -1 -3]]

Mapping generators: ~2, ~121/70, ~49/33

Badness: 0.886 × 10^-3

13-limit

Subgroup: 2.3.5.7.11.13

Comma list: 364/363, 540/539, 676/675

Mapping: [⟨1 0 2 1 2 1], ⟨0 2 4 3 4 7], ⟨0 0 -5 -1 -3 -5]]

Vals: Template:Val list

Badness: 0.724 × 10^-3

Persephone

Subgroup: 2.3.5.7.11

Comma list: 540/539, 88209/87500

Mapping: [⟨1 0 4 -2 10], ⟨0 1 4 0 7], ⟨0 0 -5 3 -11]]

Mapping generators: ~2, ~3, ~100/33

Badness: 2.015 × 10^-3

13-limit

Subgroup: 2.3.5.7.11.13

Comma list: 351/350, 540/539, 847/845

Mapping: [⟨1 0 4 -2 10 7], ⟨0 1 4 0 7 5], ⟨0 0 -5 3 -11 -7]]

Vals: Template:Val list

Badness: 0.997 × 10^-3

Hypnos

Subgroup: 2.3.5.7.11

Comma list: 540/539, 72171/71680

Mapping: [⟨1 0 0 -3 8], ⟨0 3 0 11 -13], ⟨0 0 1 0 1]]

Mapping generators: ~2, ~81/56, ~5

Badness: 1.629 × 10^-3

13-limit

Subgroup: 2.3.5.7.11.13

Comma list: 169/168, 540/539, 729/728

Mapping: [⟨1 0 0 -3 8 0], ⟨0 3 0 11 -13 7], ⟨0 0 1 0 1 0]]

Vals: Template:Val list

Badness: 1.439 × 10^-3