A# 9 Chord
A# 9 has 5 notes: A# · C## · E# · G# · B#
A# 9
Symbol: A#9
Notes: A#, C##, E#, G#, B#
Type: Dominant 9th
Variations: 4 positions shown
Related chords
See if you like these chords in A#, or dominant 9th chords in other keys:
Notes and intervals in A# 9 chord
Good idea to know the intervals:
| Note | Interval | Function |
|---|---|---|
| A# | 1P | Root |
| C## | 3M | Major 3rd |
| E# | 5P | Perfect 5th |
| G# | 7m | Minor 7th |
| B# | 9M | 9M |
The root (A#) is the core. Other notes stack on top to create the dominant 9th tonality.
How to play A# 9
Play each string individually first, each note should ring clearly. Then try strumming.
For barre chords, use your index finger to press down all strings at one fret (works as a movable capo), while your other fingers form the shape. This can be hard, but you'll get there!
Questions about the A#9 chord
What notes are in A# 9 chord?
A# 9 chord contains the notes A#, C##, E#, G#, B#. You play them together to get dominant 9th sound. You can also play the same note over different strings to get fuller sounds.
How do you play A# 9 on guitar?
Find A#9 on the fretboard by locating the root note (A#) and applying the dominant 9th shape. The dominant 9th chord formula is: Root, Major 3rd, Perfect 5th, Minor 7th, 9M.
What does A# 9 chord sound like?
A# 9 has a complex quality. It's commonly used in many genres music.