A#m9 chord on piano

A Sharp Minor Ninth, also written Bbm9. Notes: A#, C#, F, G# and C.

A#m9 piano chord, root positionC4FCA#C#G#
Root position. Tap any key to hear it.

How to play A#m9

  1. Find A# just below middle C. That is the root.
  2. Add C#, F, G# and C above it, skipping the keys in between.
  3. Right hand fingering: 1-2-3-4-5, or split the chord between both hands. Left hand: play the root and fifth, and leave the upper notes to the right hand.

Notes

A#root
C#b3 · minor third
F5 · perfect fifth
G#b7 · minor seventh
C9 · ninth

Notes and theory

A#root
C#b3 · minor third
F5 · perfect fifth
G#b7 · minor seventh
C9 · ninth

The minor ninth extends a minor seventh with a ninth: lush and smooth, a neo-soul and jazz staple. The formula is 1 b3 5 b7 9. Strictly by music theory the notes are spelled A#, C#, E#, G# and B#; E# is the same key as F and B# is the same key as C.

More A# chords

All A# piano chords

minor ninth chords in every key

Questions

What notes are in the A#m9 chord?

A#m9 (A sharp minor ninth) is made of five notes: A# (root), C# (minor third), F (perfect fifth), G# (minor seventh) and C (ninth).

How do you play A#m9 on piano?

Play A#, C#, F, G# and C together. With the right hand use fingers 1-2-3-4-5, or split the chord between both hands; with the left hand use play the root and fifth, and leave the upper notes to the right hand.

What does a minor ninth chord sound like?

The minor ninth extends a minor seventh with a ninth: lush and smooth, a neo-soul and jazz staple.