# Introduction

**Trajectory module calculates the below list:**

* **Dogleg**&#x20;
* **Dogleg Severity**
* **North and East**
* **Horizontal Displacement**&#x20;
* **Vertical Section**
* **True Vertical Depth**
* **Minimum Distance between target Line**
* **Minimum Distance between target Plane**
* **Build Rate**
* **Turn Rate**
* **Tool Face**&#x20;
