> For the complete documentation index, see [llms.txt](https://docs.cvizor.com/en/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.cvizor.com/en/modules/heatmap/heatmap-construction.md).

# Heatmap construction

#### Which coins are involved in the construction of the heat map?

In the event that nothing is selected in the search bar, then all USDT coin pairs on Binance Spot participate.

![](https://cvizor.com/assets/content/q4.png)

**Best practice – using a heat map based on the watchlist or on the coins that are selected in the search bar.**

Let's take a closer look at each filter below: