Information about the M13 interval

Name

Tredecime

Abbreviation

M13

Chordname

Thirteenth
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Construct

How to build a Tredecime?

1.
A Tredecime uses 13 naturals.
Example: C3 D3 E3 F3 G3 A3 B3 C4 D4 E4 F4 G4 A4
2.
A Tredecime has 21 semitones between the notes.
Example: C3 C#3 D3 D#3 E3 F3 F#3 G3 G#3 A3 A#3 B3 C4 C#4 D4 D#4 E4 F4 F#4 G4 G#4 A4

Cheatsheet

Cb3 ↠ Ab4
C3 ↠ A4
C#3 ↠ A#4
Db3 ↠ Bb4
D3 ↠ B4
D#3 ↠ B#4
Eb3 ↠ C5
E3 ↠ C#5
E#3 ↠ C##5
Fb3 ↠ Db5
F3 ↠ D5
F#3 ↠ D#5
Gb3 ↠ Eb5
G3 ↠ E5
G#3 ↠ E#5
Ab3 ↠ F5
A3 ↠ F#5
A#3 ↠ F##5
Bb3 ↠ G5
B3 ↠ G#5
B#3 ↠ G##5