---
title: movingAverageRadius
framework: vision
role: symbol
role_heading: Instance Property
path: vision/vntrajectoryobservation/movingaverageradius
---

# movingAverageRadius

The moving average radius of the object the request is tracking.

## Declaration

```swift
var movingAverageRadius: CGFloat { get }
```

## See Also

### Evaluating an Observation

- [detectedPoints](vision/vntrajectoryobservation/detectedpoints.md)
- [projectedPoints](vision/vntrajectoryobservation/projectedpoints.md)
- [equationCoefficients](vision/vntrajectoryobservation/equationcoefficients.md)