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Guitar chords · Major 9th

B♭maj9 chord on guitar (Bbmaj9)

B♭maj9 (B♭ major 9th) has five notes: B♭, D, F, A and C, the , 3, 5, 7 and 9.

Shapes

How to play B♭maj9

Strum a shape to hear it, or pick it one string at a time. R marks the ; the other numbers are the chord tones.

B♭maj9 has no common . Play it as the A shape at 1 or the E shape at fret 6. A keeps its fingering anywhere on the neck: slide it up or down and the , on the lowest played string, names the chord.

  • A shape · fret 1

    ××R79B♭DAC
  • E shape · fret 6

    6fr×R7359B♭ADFC
Name a shape you're holding: the chord finder

Notes and formula

What makes B♭maj9 major 9th

A major 9th chord adds the 9th to a major . It is even softer and more open than maj7, a favourite of neo-soul, jazz and ballads. Keep the 3rd, the 7th and the 9th; drop the 5th first.

  • 1Root: the note the chord is named after. Keep it.
  • 3Essential: makes the chord what it is. Never drop it.
  • 5Optional: drop it first when you run out of fingers.

The 3rd, the 7th and the 9th make B♭maj9 a major 9th chord; you can leave out the 5th.

  1. B♭Rroot
  2. D3essential
  3. F5optional
  4. A7essential
  5. C9essential
EADGBE0135791215B♭B♭B♭B♭B♭B♭B♭B♭FACDFACDFACDFACDFACDFACDFACDFACDF
  • B♭, the root
  • Other chord tones

B♭maj9 and A♯maj9 are the same chord with two names: same , same sound. Which one you see depends on the key the song is written in.

Keys

Keys with B♭maj9

B♭maj9 belongs to four keys: B♭ major (Imaj9), F major (IVmaj9), G minor (IIImaj9) and D minor (VImaj9).

Numerals follow the key's own scale, so III, VI and VII in a minor key are its own major chords. A ♭ or ♯ in front marks a chord from outside the key. How Roman numerals work

Slash chords

B♭maj9 over another bass note

A keeps B♭maj9 on top and puts another note in the bass: the letter after the slash is the lowest note you play.

  • B♭maj9/D

    B♭maj9 with its 3rd, D, in the bass.

  • B♭maj9/F

    B♭maj9 with its 5th, F, in the bass.

  • B♭maj9/A

    B♭maj9 with its 7th, A, in the bass.

Questions

B♭maj9, in short

What notes are in the B♭maj9 chord?
B♭maj9 (B♭ major 9th) has five notes: B♭, D, F, A and C, the , 3, 5, 7 and 9.
How do you play B♭maj9 on guitar?
B♭maj9 has no common . Play it as the A shape at 1 or the E shape at fret 6.
What key is B♭maj9 in?
B♭maj9 belongs to four keys: B♭ major (Imaj9), F major (IVmaj9), G minor (IIImaj9) and D minor (VImaj9).
Is B♭maj9 the same as A♯maj9?
Yes: same frets, same sound, different name. B♭maj9 is the spelling in B♭ major, F major, G minor and D minor. No key on the circle spells it A♯maj9, so you will rarely see that name.
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