The E-sharp major sixth-ninth chord (abbreviated "E#6/9 chord") is a five-note chord consisting of the notes E, G, B, C, and F. The chord is formed by adding a major sixth and a major ninth to a E-sharp major chord.

Name
E-sharp major sixth-ninth chord
Notes
E G B C F
Intervals
1 3 5 6 9
Chord symbol
E6/9
Alternative symbols
E6add9 E6(add9)
Type
Pentad (five-note chord)

E#6/9 chord on piano

E#6/9 chord on guitar

E#6/9 chord on ukulele

E#6/9 chord on the staff