← 25edt 26edt 27edt →
Prime factorization 2 × 13
Step size 73.1521 ¢ 
Octave 16\26edt (1170.43 ¢) (→ 8\13edt)
Consistency limit 3
Distinct consistency limit 3

26 equal divisions of the tritave, perfect twelfth, or 3rd harmonic (abbreviated 26edt or 26ed3), is a nonoctave tuning system that divides the interval of 3/1 into 26 equal parts of about 73.2 ¢ each. Each step represents a frequency ratio of 31/26, or the 26th root of 3.

Intervals

Steps Cents Hekts Approximate ratios Note names (5\82)
0 0 0 1/1 C
1 73.2 50 22/21, 23/22, 26/25 vDb
2 146.3 100 23/21, 25/23 ^^C#
3 219.5 150 17/15, 25/22, 26/23 ^D
4 292.6 200 13/11, 25/21 Eb
5 365.8 250 21/17, 26/21 ^D#t
6 438.9 300 9/7, 22/17 ^^E
7 512.1 350 23/17 ^F
8 585.2 400 7/5 Gb
9 658.4 450 19/13, 22/15, 25/17 ^F#t
10 731.5 500 23/15, 26/17 ^^G
11 804.7 550 ^Ab
12 877.8 600 5/3 G#t
13 951 650 19/11, 26/15 vAt
14 1024.1 700 9/5 A#
15 1097.3 750 17/9 vB
16 1170.4 800 vvC
17 1243.6 850 vCt
18 1316.7 900 15/7 C#
19 1389.9 950 vD
20 1463 1000 7/3 Dt
21 1536.2 1050 17/7, 22/9 ^D#
22 1609.3 1100 E
23 1682.5 1150 vF
24 1755.7 1200 Ft
25 1828.8 1250 26/9 ^F#
26 1902 1300 3/1 G