---
title: angularSpeedVariation
framework: realitykit
role: symbol
role_heading: Instance Property
path: realitykit/particleemittercomponent/particleemitter/angularspeedvariation
---

# angularSpeedVariation

Defines a plus/minus range (in radians per second) from which a value is randomly selected to offset angularSpeed.

## Declaration

```swift
var angularSpeedVariation: Float
```