About the F#aug Baritone chord
Play F#aug on Baritone ukulele with the 0 3 3 2 shape in DGBE tuning.
Place your index finger on the 2nd fret of the E string, your middle finger on the 3rd fret of the G string, and your ring finger on the 3rd fret of the B string. Leave the D string open. Strum all four strings and check that each one rings cleanly.
Read the frets across D, G, B and E. A 0 means open and x means mute. These fingerings are for Baritone strings. A Standard gCEA chart uses different shapes for the same chord names.
Root
F#
Quality
Augmented
Notes
F# · A# · C##
How the F#aug chord works
F#
Root (1)
The home note. It gives the chord its name.
A#
Major third (3)
The major-third interval that establishes the chord's major base.
C##
Augmented fifth (♯5)
A raised fifth that expands the triad.