C#9 chord on 6-String Guitar – Open A 2

in Open A 2 (E-A-E-A-C#-E) tuning · Also known as Slide A

Root

Type

Tuning

C#9

Dominant 9

Notes:C# · F · G# · B · D#

mediumbarre on fret 1

Piano Left hand Right hand

Fingerings (16)

C#9 shapes as text

Frets	Fingers	Notes	Difficulty
x 4 1 2 2 1	– 4 1 2 3 1	x C# F B D# F	medium · barre on fret 1
x 4 4 6 4 7	– 1 1 2 1 3	x C# G# D# F B	medium · barre on fret 4
9 6 7 8 0 x	4 1 2 3 – –	C# D# B F C# x	medium
9 x 7 8 7 11	3 – 1 2 1 4	C# x B F G# D#	hard · barre on fret 7
9 8 11 8 10 x	2 1 4 1 3 –	C# F D# F B x	medium · barre on fret 8
x 4 1 2 2 x	– 4 1 2 3 –	x C# F B D# x	medium
x 4 7 6 4 4	– 1 3 2 1 1	x C# B D# F G#	medium · barre on fret 4
9 8 7 6 0 x	4 3 2 1 – –	C# F B D# C# x	medium
x x 11 8 0 7	– – 3 2 – 1	x x D# F C# B	hard
x x 9 8 10 11	– – 2 1 3 4	x x C# F B D#	medium
x 4 x 2 2 1	– 4 – 2 3 1	x C# x B D# F	hard
x 4 7 6 4 7	– 1 3 2 1 4	x C# B D# F B	medium · barre on fret 4
9 6 7 8 x x	4 1 2 3 – –	C# D# B F x x	medium
9 x 7 8 0 11	3 – 1 2 – 4	C# x B F C# D#	hard
9 x 11 8 10 x	2 – 4 1 3 –	C# x D# F B x	hard
1 2 1 4 2 1	1 2 1 4 3 1	F B F C# D# F	medium · barre on fret 1

Max fret: 12

Fingerings shown: 16

The C#9 chord (Dominant 9) is built from the notes C#, F, G#, B, D#. Below are playable fingerings for 6-String Guitar – Open A 2 generated for your selected tuning, ordered from open-position shapes up the neck. Tap a diagram to hear it, or switch to the piano view to see the same harmony on keys.

How the C#9 chord is built

Formula: 1 · 3 · 5 · ♭7 · 9

Degree	Semitones	Note
1	0	C#
3	4	F
5	7	G#
♭7	10	B
9	14	D#

More C# chords

C#C#m C#7 C#°C#+C#maj7 C#m7 C#7♯5 C#7♭5 C#6 C#m6 C#m7♭5 C#°7 C#sus2 C#sus4 C#add9 C#maj9 C#m9 C#5

Other roots

C9 D9 D#9 E9 F9 F#9 G9 G#9 A9 A#9 B9

See C#9 in another tuning

Standard E E-A-D-G-B-E Half Step Down (Eb) D#-G#-C#-F#-A#-D#Drop D D-A-D-G-B-E Open D D-A-D-F#-A-D Open G D-G-D-G-B-D Open A 2 E-A-E-A-C#-E DADGAD (D Modal) D-A-D-G-A-D

What notes make up the C#9 chord?

C#9 is a Dominant 9 chord built from the notes C#, F, G#, B, D#.

How do I read the diagram?

Strings run left to right from the lowest to the first string; the numbers show which finger presses each fret. An ○ marks an open string, an ✕ marks a muted one.