// Downloaded From https://www.WiseStockTrader.com
_SECTION_BEGIN("Lunar cycle");
// Input your local time zone
TZ=Param("Your local Time Zone? [-12 to +12hrs]",2, -12,12,1);

// Lunar cycle
LunarMonth=29.530589;
Offset=7.254621;

// Calendar }
leap=frac(Year( )/4)==0 AND frac(Year()/ 100)!=0 OR frac(Year()/ 400)==0;
y=Year()*365+ int(Year( )/4)-int( Year()/100) +int(Year( )/400);
m=
IIf(Month()==2,31-leap,
IIf(Month()==3,59,
IIf(Month()==4,90,
IIf(Month()==5,120,
IIf(Month()==6,151,
IIf(Month()==7,181,
IIf(Month()==8,212,
IIf(Month()==9,243,
IIf(Month()==10,273,
IIf(Month()==11,304,
IIf(Month()==12,334, -leap))))))) ))));
CurrentDay=y+ m+Day()-TZ/ 24-Offset;

// Full Moon }
FM=frac(CurrentDay/ LunarMonth) ;
FM=PeakBars( FM, 1, 1)==0;

// New Moon }
NM=frac((CurrentDay +LunarMonth/ 2)/LunarMonth) ;
NM=PeakBars( NM, 1,1)==0;
FullMoon=FM-NM==1;
NewMoon=FM-NM==-1;

//Plot Moon Phase in own window }

SetChartOptions(0,chartShowArrows|chartShowDates);
_N(Title = StrFormat("{{NAME}} - {{INTERVAL}} {{DATE}} Open %g, Hi %g, Lo %g, Close %g (%.1f%%) {{VALUES}}", O, H, L, C, SelectedValue( ROC( C, 1 ) ) ));
Plot( C, "Close", ParamColor("Color", colorBlack ), styleNoTitle | ParamStyle("Style") | GetPriceStyle() ); 

SetChartBkGradientFill( ParamColor("BgTop", colorWhite),ParamColor("BgBottom", colorLightYellow));

shape = IIf(FullMoon,shapeCircle+shapePositionAbove,IIf(NewMoon,shapeCircle+shapePositionAbove,Null));

PlotShapes(shape,IIf(FullMoon,colorYellow,colorBlack),0,H);
_SECTION_END();