9L 2s

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9L 2s
Brightest mode LLLLLsLLLLs
Period 2/1
Range for bright generator 6\11 (654.5¢) to 5\9 (666.7¢)
Range for dark generator 4\9 (533.3¢) to 5\11 (545.5¢)
Parent MOS 2L 7s
Daughter MOSes 11L 9s, 9L 11s
Sister MOS 2L 9s
Equal tunings
Supersoft (L:s = 4:3) 23\42 (657.1¢)
Soft (L:s = 3:2) 17\31 (658.1¢)
Semisoft (L:s = 5:3) 28\51 (658.8¢)
Basic (L:s = 2:1) 11\20 (660.0¢)
Semihard (L:s = 5:2) 27\49 (661.2¢)
Hard (L:s = 3:1) 16\29 (662.1¢)
Superhard (L:s = 4:1) 21\38 (663.2¢)

This MOS, generated by an approximate 15/11 of 4/9edo (533.333 cents) to 5/11edo (545.4545), represents temperaments like Avila (narrow generator) and Casablanca (wide). However, its major triad, 15:13:11, is slightly more complicated than that of Meantone/Mavila (-4, 5 vs. -3, 4).

4/9 533.333
21/47 536.17
17/38 536.842
30/67 537.313
537.738
13/29 537.931
538.3715
35/78 538.4615
538.549
22/49 538.7755
31/69 539.13
9/20 540
32/71 540.845
540.941
23/51 541.1765
541.384
37/82 541.463
541.596
14/31 541.9355
33/73 542.466
19/42 542.857
24/53 543.396
5/11 545.4545