musmath
chords
scales
tunings
scale finder
chord finder
C
C#
D
D#
E
F
F#
G
G#
A
A#
B
Chord
notes:
A##
C###
E##
G###
B##
D###
F###
intervals:
1P
3M
5P
7M
9M
11A
13M
semitones:
4
3
4
3
4
3
-9
other names:
A##M13#11, A##maj13#11, A##M13+4, A##M13#4
Related
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A##maj
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A##Madd9
A##6
A##6/9
A##maj7
A##maj9
A##maj13
A##maj7b5
A##maj7#11
A##maj#4
A##maj9#11
A##M6#11
A##69#11
A##Mb5
A##M9b5