---
id: "M:cAlgo.API.Internals.MarketHours.TimeTillOpen"
kind: "method"
type: "T:cAlgo.API.Internals.MarketHours"
url: "https://help.ctrader.com/ctrader-algo/references/MarketData/Symbols/MarketHours/TimeTillOpen/"
---

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

# MarketHours.TimeTillOpen

Member of [MarketHours](https://help.ctrader.com/ctrader-algo/references/MarketData/Symbols/MarketHours/index.md).

## TimeTillOpen()

Time left till start of new trading session. Returns 0 if session is already active

Environments: Desktop supported · CLI supported · Cloud supported.

C#:

```csharp
TimeSpan TimeTillOpen()
```

Python:

```python
marketHours.TimeTillOpen() -> TimeSpan
```

### Returns

`TimeSpan` — 

### Examples

C#:

```csharp
Print("Time till the next session opens: {0}", Symbol.MarketHours.TimeTillOpen());
```

Python:

```python
api.Print(f"Time till the next session opens: {api.Symbol.MarketHours.TimeTillOpen()}")
```