A#m9 chord
A# minor ninth
<
1 / 4
>G
F#
G
G#
A
A#1
B
C
C#
D
D#
E
F
F#
G
A#
C
C9
C#
D
D#
E
F
F#
G
G#
A
A#
B
C
C
E
D#
E
F
F#
G
G#b7
A
A#
B
C
C#
D
D#
E
G#
A
G#
A
A#
B
C
C#b3
D
D#
E
F
F#
G
G#
A
C#
3
5
7
10
The A#m9 chord has the formula 1, b3, b7, 9 with notes A#, C#, G#, C
The minor ninth chord is used in gospel, R&B, soul and jazz. It is very versatile in R&B progressions, and works well as a smooth chord to end off a chord progression.