When the 50 day moving average crosses above the 200 day moving average, it is called a Resurrection CrossWhen the 50 day moving average crosses above the 200 day moving average, it is called a Resurrection Cross. Conversely, when the 50 day moving average crosses below the 200 day mov.... Conversely, when the 50 day moving average crosses below the 200 day moving average, it is called a Death Cross.