What notes are in A#9?

Notes for A#9: A#, C##, E#, G#, B#. Intervals: 1P, 3M, 5P, 7m, 9M.

A#9

Explore visual guitar chords for A#9. Below are quick facts, common voicings, and tips. When you are ready to play, open the interactive tool for clear diagrams and a printable guitar chord chart.

Notes and intervals

Notes: A#, C##, E#, G#, B#.

Intervals: 1P, 3M, 5P, 7m, 9M.

Aliases

Open A#9 in the Chord Finder

Tip: Use left/right‑hand toggle and capo in the tool to adapt shapes for your setup.

Related chords

A#
A#5
A#m
A#7
A#m7
A#maj7
A#maj9
A#sus2
A#sus4
A#add9
A#dim
A#aug
Bb
Bb5
Bbm
Bb7
Bbm7
Bbmaj7
Bb9
Bbmaj9
Bbsus2
Bbsus4
Bbadd9
Bbdim

Frequently asked questions

How do I play A#9 on guitar?

Open the Chord Finder to see clear diagrams with finger numbers, muted/open strings, and positions. Use the bass note as needed in your progression.

What notes make up A#9?

Notes: A#, C##, E#, G#, B#. Intervals: 1P, 3M, 5P, 7m, 9M.

Can I print a A#9 chord chart?

Yes. Use the Print page to build a multi‑chord sheet that includes A#9 and export to paper or PDF.