A minor 13th chord
Am13 chord for piano with keyboard diagram.
Explanation: The A minor thirteenth is a seven-note chord. For practical reasons the chord is normally played with omitted notes and/or inverted. The chord is often abbreviated as Am13 (alternatively Amin13).
Omissions: Am13(no11): A - C - E - G - B - F#.
Theory: The A minor thirteenth chord is constructed by extending the minor eleventh chord with a major thirteenth note.
Notes: A - C - E - G - B - D - F#