199edo
← 198edo | 199edo | 200edo → |
199 equal divisions of the octave (abbreviated 199edo or 199ed2), also called 199-tone equal temperament (199tet) or 199 equal temperament (199et) when viewed under a regular temperament perspective, is the tuning system that divides the octave into 199 equal parts of about 6.03 ¢ each. Each step represents a frequency ratio of 21/199, or the 199th root of 2.
Using the patent val, the equal temperament tempers out 2109375/2097152 (semicomma) and 31381059609/30517578125 (mowgli comma) in the 5-limit; 225/224 and 1728/1715 in the 7-limit; 243/242, 2420/2401, 3025/3024, and 161051/160000 in the 11-limit; 1001/1000, 1188/1183, 1287/1280, and 2704/2695 in the 13-limit. Using the 199bef val, it tempers out 245/243, 65536/64827, and 390625/387072 in the 7-limit; 1375/1372, 2560/2541, 5632/5625, and 6875/6804 in the 11-limit; 364/363, 640/637, 676/675, 1625/1617, and 3200/3159 in the 13-limit. Using the 199d val, it tempers out 3136/3125, 33075/32768, and 177147/175000 in the 7-limit; 243/242, 385/384, 3773/3750, and 12005/11979 in the 11-limit; 351/350, 847/845, 1287/1280, and 1575/1573 in the 13-limit.
Odd harmonics
Harmonic | 3 | 5 | 7 | 9 | 11 | 13 | 15 | 17 | 19 | 21 | 23 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Error | Absolute (¢) | -2.46 | -0.38 | +2.03 | +1.12 | -2.57 | -2.34 | -2.84 | -2.44 | -2.04 | -0.43 | -1.14 |
Relative (%) | -40.8 | -6.4 | +33.6 | +18.5 | -42.7 | -38.8 | -47.1 | -40.5 | -33.8 | -7.1 | -18.9 | |
Steps (reduced) |
315 (116) |
462 (64) |
559 (161) |
631 (34) |
688 (91) |
736 (139) |
777 (180) |
813 (17) |
845 (49) |
874 (78) |
900 (104) |
Subsets and supersets
199edo is the 46th prime edo.