guitar chord
E♭aug
E♭1G3B♯5
Two major thirds stacked. Symmetrical: every note can be heard as the root.
Written the other way round it is D♯aug — the same twelve keys on a piano, a different piece of notation.
Every fingering that fits a hand
xx1003
open
x65003
easy
xx1403
easy
x6540x
easy
x65403
hard
What is true of it
E♭aug is E♭, G and B — 1, 3 and #5 counted from E♭.
The easiest of the 5 fingerings below is xx1003: 2 fingers, held at the 1st fret.
1 of them use open strings, which is what makes a shape quiet to change to.
2 strings stay silent.
Where its notes are on the neck
The brass dots are E♭, the root. Everything else is a chord tone with its degree printed in it.
With a different note underneath
E♭aug/G
321003
E♭aug/B
x2100x
An inversion is the same chord with a different note lowest. The name changes to a slash name because the bass is what a listener hears as the foundation.