Dow Jones 80D cycle troughs?

CBOT_MINI:YM1!   Futuros E-mini Dow Jones ($5)
Analyzing the last 80-day cycle, we can see that the price are at close of this wave. We are going to be waiting for a change in trend in H4. this would be a buy signal.we go to start looking for longs in the 80 day troughs.