A 12 month look back at just how long a crash lasts in terms of time. Notice that the March 2020 lasted 21 days, while all other corrections since have been for 13 days.
Fibonacci Time Lines marking Pre-Crashes starting on Black Monday in 1987. Moon Phases as viewed as highs and lows for confirmation of resistance and support. 1,082 weekly bars from number 8 to number 13.