Every run that we have had has used a fib extension from the previous 1.618 before a larger correction to the .382 of the last run. BTC will top out around $7,000 before a correction down to $4500 area before moving back up for the next 10k run. You will also see the .date range of 81 days from each peak with the 7k peak falling within a week of Segwit 2x.
*This is not intended to be trading advice, and should not be taken as such. You should do your own analysis and trade based on your opinions formed individually*