Z distance from VWAP [LazyBear] — Indicator by LazyBear

This calculates normal distance of price from VWAP. This is a mean reverting idea (something like ZScore), but using both "volume" and "close".

Useful for finding OB/OS areas and potential turning points.

Complete list of my indicators:

List of my free indicators: bit.ly/1LQaPK8
List of my indicators at Appstore: blog.tradingview.com/?p=970

Open-source script

In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.

Disclaimer

The information and publications are not meant to be, and do not constitute, financial, investment, trading, or other types of advice or recommendations supplied or endorsed by TradingView. Read more in the Terms of Use.

Want to use this script on a chart?

//
// @author LazyBear 
// List of all my indicators: https://www.tradingview.com/v/4IneGo8h/
//
study("Z distance from VWAP [LazyBear]", shorttitle="ZVWAP_LB")
length=input(20)

calc_zvwap(pds) =>
	mean = sum(volume*close,pds)/sum(volume,pds)
	vwapsd = sqrt(sma(pow(close-mean, 2), pds) )
	(close-mean)/vwapsd

plot(0)
upperTop=input(2.5)
upperBottom=input(2.0)
lowerTop=input(-2.5)
lowerBottom=input(-2.0)

plot(1, style=3, color=gray), plot(-1, style=3, color=gray)
ul1=plot(upperTop, "OB High")
ul2=plot(upperBottom, "OB Low")
fill(ul1,ul2, color=red)
ll1=plot(lowerTop, "OS High")
ll2=plot(lowerBottom, "OS Low")
fill(ll1,ll2, color=green)
plot(calc_zvwap(length),title="ZVWAP",color=maroon, linewidth=2)