1L 19s

	↑ 1L 18s	2L 18s ↗
	1L 19s	2L 19s →
	↓ 1L 20s	2L 20s ↘

┌╥┬┬┬┬┬┬┬┬┬┬┬┬┬┬┬┬┬┬┬┐ │║││││││││││││││││││││ ││││││││││││││││││││││ └┴┴┴┴┴┴┴┴┴┴┴┴┴┴┴┴┴┴┴┴┘
Scale structure
Step pattern	Lsssssssssssssssssss sssssssssssssssssssL
Equave	2/1 (1200.0 ¢)
Period	2/1 (1200.0 ¢)
Generator size
Bright	19\20 to 1\1 (1140.0 ¢ to 1200.0 ¢)
Dark	0\1 to 1\20 (0.0 ¢ to 60.0 ¢)
TAMNAMS information
Related to	1L 9s (antisinatonic)
With tunings	11:1 to 1:0
Related MOS scales
Parent	1L 18s
Sister	19L 1s
Daughters	20L 1s, 1L 20s
Neutralized	2L 18s
2-Flought	21L 19s, 1L 39s
Equal tunings
Equalized (L:s = 1:1)	19\20 (1140.0 ¢)
Supersoft (L:s = 4:3)	58\61 (1141.0 ¢)
Soft (L:s = 3:2)	39\41 (1141.5 ¢)
Semisoft (L:s = 5:3)	59\62 (1141.9 ¢)
Basic (L:s = 2:1)	20\21 (1142.9 ¢)
Semihard (L:s = 5:2)	41\43 (1144.2 ¢)
Hard (L:s = 3:1)	21\22 (1145.5 ¢)
Superhard (L:s = 4:1)	22\23 (1147.8 ¢)
Collapsed (L:s = 1:0)	1\1 (1200.0 ¢)

1L 19s is a 2/1-equivalent (octave-equivalent) moment of symmetry scale containing 1 large step and 19 small steps, repeating every octave. 1L 19s is related to 1L 9s, expanding it by 10 tones. Generators that produce this scale range from 1140 ¢ to 1200 ¢, or from 0 ¢ to 60 ¢.

Modes

Modes of 1L 19s

UDP	Cyclic order	Step pattern
19|0	1	Lsssssssssssssssssss
18|1	20	sLssssssssssssssssss
17|2	19	ssLsssssssssssssssss
16|3	18	sssLssssssssssssssss
15|4	17	ssssLsssssssssssssss
14|5	16	sssssLssssssssssssss
13|6	15	ssssssLsssssssssssss
12|7	14	sssssssLssssssssssss
11|8	13	ssssssssLsssssssssss
10|9	12	sssssssssLssssssssss
9|10	11	ssssssssssLsssssssss
8|11	10	sssssssssssLssssssss
7|12	9	ssssssssssssLsssssss
6|13	8	sssssssssssssLssssss
5|14	7	ssssssssssssssLsssss
4|15	6	sssssssssssssssLssss
3|16	5	ssssssssssssssssLsss
2|17	4	sssssssssssssssssLss
1|18	3	ssssssssssssssssssLs
0|19	2	sssssssssssssssssssL