---
title: timestamp
framework: avfoundation
role: symbol
role_heading: Instance Property
path: avfoundation/avcapturesynchronizeddata/timestamp
---

# timestamp

The time at which this synchronized data was captured.

## Declaration

```swift
var timestamp: CMTime { get }
```

## Discussion

Discussion Synchronized data is always synchronized to the masterClock time of the AVCaptureSession object to which the data output is connected.