nostr:npub1pyp9fqq60689ppds9ec3vghsm7s6s4grfya0y342g2hs3a0y6t0segc0qq has a good chart on this also. 

https://www.tradingview.com/chart/ugMD3RGy/

I would love to see this adjusted by some alpha geek charter according to what Dr Singh is throwing down with  nostr:npub1uyz4w2w4rcphk0q5arzkutrecgscxwzajj4dkvh9mjyqjtxslm6qea8632 in this talk. Not sure how one would calc the hidden liquidity so to speak. He's probably the only who could. 

https://www.youtube.com/watch?v=UJsVYOfrc3M