Bb9 arpeggio
G
G
Abb7
A
Bb1
B
C9
Db
D3
Eb
E
F
Gb
G
C
C9
Db
D3
Eb
E
F
Gb
G
Abb7
A
Bb1
B
C9
E
E
F
Gb
G
Abb7
A
Bb1
B
C9
Db
D3
Eb
E
A
A
Bb1
B
C9
Db
D3
Eb
E
F
Gb
G
Abb7
A
3
5
7
10
The Bb9 arpeggio has the formula 1, 3, b7, 9 with notes Bb, D, Ab, C
It is based on the Bb dominant ninth chord.