--- description: Get familiar with TrackState in Ultralytics. Learn how it is used in the BaseTrack of the Ultralytics tracker for enhanced functionality. keywords: Ultralytics, TrackState, BaseTrack, Ultralytics tracker, Ultralytics documentation --- # Reference for `ultralytics/trackers/basetrack.py` !!! Note This file is available at [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/trackers/basetrack.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/trackers/basetrack.py). If you spot a problem please help fix it by [contributing](https://docs.ultralytics.com/help/contributing/) a [Pull Request](https://github.com/ultralytics/ultralytics/edit/main/ultralytics/trackers/basetrack.py) 🛠️. Thank you 🙏!

## ::: ultralytics.trackers.basetrack.TrackState

## ::: ultralytics.trackers.basetrack.BaseTrack