A♯+4+9

A sharp major, add fourth, add ninth

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MSK 007 Leapfrog VCF (patch; see in online store)
MSK 009 Coiler VCF (patch; see in online store)

Equivalent chord symbols: A♯+2+4, B♭+2+4, B♭+4+9, Cm11-5, A♯+2+11, B♭+2+11.

Notes in this chord: A♯, C♯♯, D♯, E♯, B♯. Integer notation: {0, 2, 3, 5, 10}.

Keys in which this chord fits with this spelling: D♯M, A♯M, B♯m

Keys in which this chord fits with enharmonic spelling: E♭M, B♭M, Cm, Gm

Nearby chords (one less note): B♭+2, B♭+4, B♭4+2, Cm4+2, B♭sus4+2.

Nearby chords (one more note): B♭11, Cm11, B♭M11, Cm11♭5, B♭+2+4+♯1, B♭+2+4+♯2, B♭+2+4+♯4.

Parallel chords (same structure, different root): C+4+9, D+4+9, E+4+9, F+4+9, G+4+9, A+4+9, B+4+9, C♭+4+9, D♭+4+9, E♭+4+9, F♭+4+9, G♭+4+9, A♭+4+9, B♭+4+9, C♯+4+9, D♯+4+9, E♯+4+9, F♯+4+9, G♯+4+9, B♯+4+9.

Experimental fretting charts for guitar standard EADGBE tuning (change tuning or instrument):

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