A° chord on 6-String Guitar – Drop D

in Drop D (D-A-D-G-B-E) tuning

✕○✕121AD#AC
A°
Diminished
Notes:A · C · D#
easybarre on fret 1
Piano Left hand Right hand
AAACD#
ShapeFretsFingersNotesDifficulty
x 0 1 2 1 x– – 1 2 1 –x A D# A C xeasy · barre on fret 1
x 3 x 2 4 x– 2 – 1 3 –x C x A D# xhard
7 3 x 5 4 x4 1 – 3 2 –A C x C D# xhard
x 0 7 5 4 5– – 4 2 1 3x A A C D# Amedium
7 6 7 5 x x3 2 4 1 – –A D# A C x xmedium
7 6 10 8 x x2 1 4 3 – –A D# C D# x xhard
7 0 7 8 x 81 – 2 3 – 4A A A D# x Chard
10 0 10 8 10 82 – 3 1 4 1C A C D# A Cmedium · barre on fret 8
10 0 10 x 10 111 – 2 – 3 4C A C x A D#hard
x 0 1 x 1 x– – 1 – 2 –x A D# x C xeasy
x 3 x 2 4 5– 2 – 1 3 4x C x A D# Ahard
7 3 7 x 4 x3 1 4 – 2 –A C A x D# xhard
7 0 7 5 4 x3 – 4 2 1 –A A A C D# xmedium
7 6 x 5 x x3 2 – 1 – –A D# x C x xhard
7 6 10 x x x2 1 3 – – –A D# C x x xhard
x 0 7 8 10 8– – 1 2 4 3x A A D# A Cmedium

The A° chord (Diminished) is built from the notes A, C, D#. Below are playable fingerings for 6-String Guitar – Drop D 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 A° chord is built

Formula: 1 · ♭3 · ♭5

DegreeSemitonesNote
10A
♭33C
♭56D#

More A chords

Other roots

See A° in another tuning

What notes make up the A° chord?

A° is a Diminished chord built from the notes A, C, 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.