---
title: CMRotationRateData
framework: coremotion
role: symbol
role_heading: Class
path: coremotion/cmrotationratedata
---

# CMRotationRateData

A data object that contains a single rotation-rate measurement.

## Declaration

```swift
class CMRotationRateData
```

## Topics

### Accessing Rotation Data

- [rotationRate](coremotion/cmrotationratedata/rotationrate.md)

## Relationships

### Inherits From

- [CMLogItem](coremotion/cmlogitem.md)

### Inherited By

- [CMRecordedRotationRateData](coremotion/cmrecordedrotationratedata.md)

### Conforms To

- [CVarArg](swift/cvararg.md)
- [CustomDebugStringConvertible](swift/customdebugstringconvertible.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [NSCoding](foundation/nscoding.md)
- [NSCopying](foundation/nscopying.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)
- [NSSecureCoding](foundation/nssecurecoding.md)

## See Also

### Getting the Rotation Rate

- [rotationRate](coremotion/cmgyrodata/rotationrate.md)
- [CMRotationRate](coremotion/cmrotationrate.md)
- [CMRecordedRotationRateData](coremotion/cmrecordedrotationratedata.md)