4:5:6:9
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Harmonics | 4:5:6:9 |
Subharmonics | 1/(45:36:30:20) |
Intervals from root | 1/1 – 5/4 – 3/2 – 9/4 |
Cents from root | 0¢ 386¢ 702¢ 1404¢ |
Step intervals | 5/4, 6/5, 3/2 |
Step cents | 386¢, 316¢, 702¢ |
Color name | yo add-9 or y,9 |
Prime limit | 5 |
Genus | 32 ⋅ 5 (45) |
Intervallic odd limit | 9 |
Otonal odd limit | 9 |
Utonal odd limit | 45 |
4:5:6:9 is a just chord found on the I (1⁄1), III (5⁄4), V (3⁄2), and IX (9⁄4) of Ptolemy's intense diatonic scale (Zarlino), perhaps the most common 5-limit diatonic.
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