449edo: Difference between revisions
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Created page with "{{Infobox ET}} {{EDO intro|449}} == Theory == 449et tempers out 26873856/26796875 and 4375/4374 in the 7-limit; 100663296/100656875, 117440512/117406179, 4302592/42968..." |
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{{Infobox ET}} | {{novelty}}{{stub}}{{Infobox ET}} | ||
{{EDO intro|449}} | {{EDO intro|449}} | ||
== Theory == | == Theory == | ||
Revision as of 05:49, 9 July 2023
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| ← 448edo | 449edo | 450edo → |
Theory
449et tempers out 26873856/26796875 and 4375/4374 in the 7-limit; 100663296/100656875, 117440512/117406179, 4302592/4296875, 825000/823543, 85937500/85766121, 160083/160000, 41503/41472, 539055/537824 and 805255/802816 in the 11-limit.
Odd harmonics
| Harmonic | 3 | 5 | 7 | 9 | 11 | 13 | 15 | 17 | 19 | 21 | 23 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Error | Absolute (¢) | +0.94 | +1.21 | +1.33 | -0.79 | -0.76 | -1.33 | -0.52 | -0.72 | -0.85 | -0.40 | -0.21 |
| Relative (%) | +35.2 | +45.4 | +49.8 | -29.6 | -28.5 | -49.7 | -19.4 | -27.1 | -31.9 | -15.1 | -7.9 | |
| Steps (reduced) |
712 (263) |
1043 (145) |
1261 (363) |
1423 (76) |
1553 (206) |
1661 (314) |
1754 (407) |
1835 (39) |
1907 (111) |
1972 (176) |
2031 (235) | |
Subsets and supersets
449edo is the 87th prime edo. 898edo, which doubles it, gives a good correction to the harmonic 3, 5 and 7.
Regular temperament properties
| Subgroup | Comma List | Mapping | Optimal 8ve Stretch (¢) |
Tuning Error | |
|---|---|---|---|---|---|
| Absolute (¢) | Relative (%) | ||||
| 2.9 | [-1423 449⟩ | ⟨449 1423] | 0.1249 | 0.1249 | 4.67 |
Rank-2 temperaments
| Periods per 8ve |
Generator (reduced) |
Cents (reduced) |
Associated ratio |
Temperaments |
|---|---|---|---|---|
| 1 | 127\449 | 339.421 | 243\200 | Amity (7-limit) |