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# TrackableAnchor

An anchor that can gain and lose its tracking state over the course of a session.

```
protocol TrackableAnchor : Anchor
```

## Topics

### Checking an anchor’s tracking state

[`isTracked`](/documentation/ARKit/TrackableAnchor/isTracked)

A Boolean value that indicates whether ARKit is tracking an anchor.

## Relationships

### Inherits From

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`Identifiable`](/documentation/Swift/Identifiable)

[`Sendable`](/documentation/Swift/Sendable)

[`CustomStringConvertible`](/documentation/Swift/CustomStringConvertible)

[`Anchor`](/documentation/ARKit/Anchor)

### Conforming Types

[`HandAnchor`](/documentation/ARKit/HandAnchor)

[`ImageAnchor`](/documentation/ARKit/ImageAnchor)

[`AccessoryAnchor`](/documentation/ARKit/AccessoryAnchor)

[`ObjectAnchor`](/documentation/ARKit/ObjectAnchor)

[`WorldAnchor`](/documentation/ARKit/WorldAnchor)

[`DeviceAnchor`](/documentation/ARKit/DeviceAnchor)

---

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