[[File:HAChartHAChart1.png|right|HA]] The Heikin-Ashi chart type is constructed like a regular candlestick chart (except with the new values above). The time series is defined by the user depending on the type of chart desired (daily, hourly, etc.). Instead of using the open-high-low-close (OHLC) bars like standard candlestick charts, the Heikin-Ashi technique uses a modified formula: