🦋Harmonic Patterns The Bullish Gartley is a five-point harmonic pattern (X, A, B, C, D) where point B retraces 0.618 of XA, point C retraces 0.382–0.886 of AB, BC projects to 1.13–1.618, and point D completes at 0.786 of XA, forming a geometric completion zone that marks a potential area where upward price movement may originate. Harmonics Pro Trader