I didn't see this one already it isn't my original idea either. I pulled the formula's from an article on medium, I also added few bear market bottom fib indicators.
Credit to the article I pulled the formula from.
The Golden Ratio Multiplier Unlocking the mathematically organic nature of Bitcoin adoption Go to the profile of Philip Swift (@positivecrypto) Philip Swift (@positivecrypto) Jun 17, 2019 By Philip Swift
Release Notes: Fixed spelling error on title, added a couple long and short labels for the top and bottom indicator.