A#maj9 chord for guitar with diagrams, fingerings and notes.
All chords More A# chordsA#maj9 is equivalent to B flat major 9th. It's usually played as one of two movable shapes depending on the most suitable position on the fretboard, or played in open positions.
The chord consists of five notes. The notes represent the root, major third, perfect fifth, major seventh and major ninth intervals. Notice that the fifth is sometimes omitted.
A#maj9 is an abbreviation for A sharp major ninth. A less common abbreviation is A#M9. A third system is the triangle (delta) symbol: A#△9.
The notes that the A#maj9 chord consists of are A#, D, F, A and C.
D#maj7 - A#maj9 - F6
1st inversion: A#maj9/D (means that D is the bass note).
2nd inversion: A#maj9/F (means that F is the bass note).
3rd inversion: A#maj9/A (means that A is the bass note).
4th inversion: A#maj9/C (means that C is the bass note).
A#maj9(no5) is an A# major 9th with no fifth (F).