# GNSS Antenna Mounting Rotation

<figure><img src="https://2814148991-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FlN2lfY7yE0hWlcn6W1BS%2Fuploads%2FjzIZRs1stABGJG0py6I7%2Fimage.png?alt=media&#x26;token=9f0189eb-6a9e-4b55-aab4-c2ff0cb26085" alt=""><figcaption></figcaption></figure>

The GNSS Antenna Mounting Rotation is used if the X axis of the GNSS Compass orientation frame is not parallel to the X axis of the ROVLe orientation frame. See [here](https://app.gitbook.com/o/ObqHkwNyPYYuN5SMJXLW/s/iGep5P4JoGKQtExRT40W/) for a diagram.