| Prime factorization
|
13 (prime)
|
| Step size
|
53.9965¢
|
| Octave
|
22\13edf (1187.92¢)
|
| Semitones (A1:m2)
|
3:1 (162¢ : 54¢)
|
| Consistency limit
|
4
|
| Distinct consistency limit
|
4
|
13EDF is the equal division of the just perfect fifth into 13 parts of 53.9965 cents each, corresponding to 22.2236 edo. It is nearly identical to every ninth step of 200edo.
Intervals
| degree
|
cents value
|
corresponding
JI intervals
|
comments
|
| 0
|
exact 1/1
|
|
| 1
|
53.9965
|
33/32
|
pseudo-25/24
|
| 2
|
107.9931
|
17/16, 117/110, 16/15
|
|
| 3
|
161.9896
|
11/10
|
|
| 4
|
215.9862
|
17/15
|
|
| 5
|
269.9827
|
7/6
|
|
| 6
|
323.9792
|
77/64
|
pseudo-6/5
|
| 7
|
377.9758
|
56/45
|
pseudo-5/4
|
| 8
|
431.9723
|
9/7
|
|
| 9
|
485.9688
|
45/34
|
pseudo-4/3
|
| 10
|
539.9654
|
15/11
|
|
| 11
|
593.9619
|
55/39, 24/17
|
|
| 12
|
647.9585
|
16/11
|
|
| 13
|
701.9550
|
exact 3/2
|
just perfect fifth
|
| 14
|
755.9515
|
99/64
|
|
| 15
|
809.9481
|
51/32, 8/5
|
|
| 16
|
863.9446
|
33/20
|
|
| 17
|
917.9412
|
17/10
|
|
| 18
|
971.9377
|
7/4
|
|
| 19
|
1025.9342
|
29/16
|
pseudo-9/5
|
| 20
|
1079.9308
|
28/15
|
pseudo-15/8
|
| 21
|
1133.9273
|
52/27, 27/14
|
|
| 22
|
1187.9238
|
135/68
|
pseudo-octave
|
| 23
|
1241.9204
|
45/22
|
|
| 24
|
1295.9169
|
19/9, 36/17
|
|
| 25
|
1349.9135
|
24/11
|
|
| 26
|
1403.9100
|
exact 9/4
|
pythagorean major ninth
|