Viz - Radar
First Steps
Add a dimension to the Axis mark card, add a dimension to the Dimension mark card, and a measure to the Measure mark card.
Data Format
The field in column will be used as the dimensions. The row will be the axis. The dataset must be complete (no null values).
Customization
Click the format extension button in the mark card to customize the Radar. Three methods are available:
- Direct: Enter a value directly in the window.
- Parameter: Select a parameter; its value defines the characteristic.
- Field: Select a field in the sheet; its values define the element aspects.
You can change the following elements for the Radar:
| Name | Default | Accepted Values | Additional Information |
|---|---|---|---|
| background color | white | HTML names, hexadecimal, rgb. See color names and codes | Ex: LightBlue, #ADD8E6, rgb(173, 216, 230). |
| data color | none | HTML names, hexadecimal, rgb | Ex: LightBlue, #ADD8E6, rgb(173, 216, 230). |
| scale min | auto | Minimum value of the scale | The minimum value of the scale. |
| scale max | auto | Maximum value of the scale | The maximum value of the scale. |
| font size | auto | Numbers | The font size of the Radar chart is automatically adjusted by default. |
| highlight color | red | HTML names, hexadecimal, rgb | Ex: LightBlue, #ADD8E6, rgb(173, 216, 230). |
Example
Watch this tutorial video to learn how to create a Radar chart with the Sample - Superstore datasource:
After adding the extension, add data to the Axis, Dimension and Measure mark cards.
You can further customize the Radar. In this example, a calculated field changes the minimum axis value. The background is set using the direct method, and the color is chosen from the Tableau palette.
Highlight part of the Radar by clicking a point. Click outside the Radar or on the highlighted point to remove the highlight.