# Tick

> The duration in seconds of a tick (the smallest representable unit of time).

## Definition

* **Type:** Field
* **Namespace:** [Unity.IntegerTime](/engine/6000.5/script-reference/unity/integertime.md)
* **Assembly:** UnityEngine.CoreModule

```csharp
public const double Tick = 7.0861678004535145E-09
```