C°9 Guitar Chord — Chart and Tabs in C open Tuning

Short answer: C°9 is a C Diminished 9 chord with the notes C, E♭, G♭, B♭♭, D. In C open tuning, there are 32 voicings. See the fingering diagrams below.

Also known as: C dim9

Looking for C°9 (Standard Tuning)?

Piano ChordsInstrumentsTunings

How to Play C°9 on Guitar

C°9, Cdim9

Notes: C, E♭, G♭, B♭♭, D

x,5,2,2,3,5 (x31124)
x,5,3,2,2,5 (x32114)
x,5,2,5,3,2 (x31421)
x,5,3,5,2,2 (x32411)
0,11,9,11,0,10 (.314.2)
0,11,0,10,9,11 (.3.214)
0,11,9,10,0,11 (.312.4)
0,11,0,11,9,10 (.3.412)
x,11,0,10,9,11 (x3.214)
x,11,9,10,0,11 (x312.4)
x,11,0,11,9,10 (x3.412)
x,11,9,11,0,10 (x314.2)
0,2,3,2,2,x (.1423x)
0,2,2,2,3,x (.1234x)
0,2,3,x,2,2 (.14x23)
0,2,2,x,3,2 (.12x43)
0,x,3,2,2,5 (.x3124)
0,x,2,5,3,2 (.x1432)
0,x,3,5,2,2 (.x3412)
0,x,2,2,3,5 (.x1234)
0,7,3,5,6,x (.4123x)
0,7,6,5,3,x (.4321x)
0,7,3,x,6,5 (.41x32)
0,7,6,x,3,5 (.43x12)
0,8,9,10,6,x (.2341x)
0,8,6,10,9,x (.2143x)
0,8,9,x,6,10 (.23x14)
0,11,x,11,9,10 (.3x412)
0,11,9,11,x,10 (.314x2)
0,11,x,10,9,11 (.3x214)
0,8,6,x,9,10 (.21x34)
0,11,9,10,x,11 (.312x4)

Quick Summary

  • The C°9 chord contains the notes: C, E♭, G♭, B♭♭, D
  • In C open tuning, there are 32 voicings available
  • Also written as: C dim9
  • Each diagram shows finger positions on the Guitar fretboard

Frequently Asked Questions

What is the C°9 chord on Guitar?

C°9 is a C Diminished 9 chord. It contains the notes C, E♭, G♭, B♭♭, D. On Guitar in C open tuning, there are 32 ways to play this chord.

How do you play C°9 on Guitar?

To play C°9 on in C open tuning, use one of the 32 voicings shown above. Each diagram shows finger positions on the fretboard, with numbers indicating which fingers to use.

What notes are in the C°9 chord?

The C°9 chord contains the notes: C, E♭, G♭, B♭♭, D.

How many ways can you play C°9 on Guitar?

In C open tuning, there are 32 voicings for the C°9 chord. Each voicing uses a different position on the fretboard while playing the same notes: C, E♭, G♭, B♭♭, D.

What are other names for C°9?

C°9 is also known as C dim9. These are different notations for the same chord with the same notes: C, E♭, G♭, B♭♭, D.

All C chords

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