430edo

← 429edo

430edo

431edo →

Prime factorization	2 × 5 × 43
Step size	2.7907 ¢
Fifth	252\430 (703.256 ¢) (→ 126\215)
Semitones (A1:m2)	44:30 (122.8 ¢ : 83.72 ¢)
Dual sharp fifth	252\430 (703.256 ¢) (→ 126\215)
Dual flat fifth	251\430 (700.465 ¢)
Dual major 2nd	73\430 (203.721 ¢)
Consistency limit	3
Distinct consistency limit	3

430 equal divisions of the octave (abbreviated 430edo or 430ed2), also called 430-tone equal temperament (430tet) or 430 equal temperament (430et) when viewed under a regular temperament perspective, is the tuning system that divides the octave into 430 equal parts of about 2.79 ¢ each. Each step represents a frequency ratio of 2^1/430, or the 430th root of 2.

Harmonics

Approximation of odd harmonics in 430edo

Harmonic		3	5	7	9	11	13	15	17	19	21	23
Error	Absolute (¢)	+1.30	-1.20	-0.45	-0.19	+1.24	-0.53	+0.10	+1.09	+1.09	+0.85	-0.37
	Relative (%)	+46.6	-42.9	-16.3	-6.8	+44.4	-18.9	+3.7	+39.1	+39.1	+30.4	-13.2
Steps (reduced)		682 (252)	998 (138)	1207 (347)	1363 (73)	1488 (198)	1591 (301)	1680 (390)	1758 (38)	1827 (107)	1889 (169)	1945 (225)

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