> For the complete documentation index, see [llms.txt](https://docs.ceruleansonar.com/c/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.ceruleansonar.com/c/ethernet-rov-locator/configuring-the-rovle/omnitrack-configuration-options/gnss-antenna-mounting-rotation.md).

# GNSS Antenna Mounting Rotation

<figure><img src="/files/eWoGEZZYwB5a7rirqLmh" 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://docs.ceruleansonar.com/c/omnitrack/) for a diagram.