---
id: "M:cAlgo.API.Internals.IIndicatorsAccessor.ElderRayIndex(System.Int32,cAlgo.API.MovingAverageType)"
kind: "method"
type: "T:cAlgo.API.Internals.IIndicatorsAccessor"
url: "https://help.ctrader.com/ctrader-algo/references/Indicators/IIndicatorsAccessor/ElderRayIndex/"
---

> Documentation index for agents: https://help.ctrader.com/ctrader-algo/llms.txt · machine index: https://help.ctrader.com/ctrader-algo/api.json

# IIndicatorsAccessor.ElderRayIndex

Member of [IIndicatorsAccessor](https://help.ctrader.com/ctrader-algo/references/Indicators/IIndicatorsAccessor/index.md).

## ElderRayIndex(int periods, MovingAverageType maType)

Elder Ray Index shows the maximum bullish and bearish strengths during the time period.

Environments: Desktop supported · CLI supported · Cloud supported.

C#:

```csharp
ElderRayIndex ElderRayIndex(int periods, MovingAverageType maType)
```

Python:

```python
api.Indicators.ElderRayIndex(periods: int, maType: MovingAverageType) -> ElderRayIndex
```

### Parameters

- `periods` (`int`, Python `int`): Moving Average Period
- `maType` (`MovingAverageType`, Python `MovingAverageType`): Moving Average Type

### Returns

`ElderRayIndex` — ElderRayIndex

### Examples

C#:

```csharp
var elderRay = Indicators.ElderRayIndex(13, MovingAverageType.Exponential);
Print("Elder Ray bulls power: {0}, bears power: {1}", elderRay.BullsPower.Last(1), elderRay.BearsPower.Last(1));
```

Python:

```python
elderRay = api.Indicators.ElderRayIndex(13, MovingAverageType.Exponential)
api.Print(f"Elder Ray bulls power: {elderRay.BullsPower.Last(1)}, bears power: {elderRay.BearsPower.Last(1)}")
```

## ElderRayIndex(Bars bars, int periods, MovingAverageType maType)

Elder Ray Index shows the maximum bullish and bearish strengths during the time period.

Environments: Desktop supported · CLI supported · Cloud supported.

C#:

```csharp
ElderRayIndex ElderRayIndex(Bars bars, int periods, MovingAverageType maType)
```

Python:

```python
api.Indicators.ElderRayIndex(bars: Bars, periods: int, maType: MovingAverageType) -> ElderRayIndex
```

### Parameters

- `bars` (`Bars`, Python `Bars`): The Bars that will be used by indicator, you can pass another timeframe/symbol bars
- `periods` (`int`, Python `int`): Moving Average Period
- `maType` (`MovingAverageType`, Python `MovingAverageType`): Moving Average Type

### Returns

`ElderRayIndex` — ElderRayIndex

### Examples

C#:

```csharp
var dailyBars = MarketData.GetBars(TimeFrame.Daily);
var dailyElderRay = Indicators.ElderRayIndex(dailyBars, 13, MovingAverageType.Exponential);
Print("Daily Elder Ray bulls power: {0}, bears power: {1}", dailyElderRay.BullsPower.Last(1), dailyElderRay.BearsPower.Last(1));
```

Python:

```python
dailyBars = api.MarketData.GetBars(TimeFrame.Daily)
dailyElderRay = api.Indicators.ElderRayIndex(dailyBars, 13, MovingAverageType.Exponential)
api.Print(f"Daily Elder Ray bulls power: {dailyElderRay.BullsPower.Last(1)}, bears power: {dailyElderRay.BearsPower.Last(1)}")
```