How to use
- Open Compass and review the inputs below.
- Enter your values and check the units shown beside each field.
- Adjust the options, then press Run or Calculate. Interactive tools show their own start controls in the result area.
- Review the result. Use the copy or download control when it is available.
Inputs and starting values
No initial input is needed. Press Run and follow the controls in the result area.
Things to check
Uses your device's orientation sensor. It does not replace precision or navigation instruments.
The starting values are examples, not recommendations. Check the units and replace them with your own values.
Frequently asked questions
Are my inputs and files uploaded?
The tool processes inputs in your browser without uploading them. Browser storage, microphone or sensor permissions are described by the tool when applicable.