# Orbital calculation

**URL:** <https://discourse.slicer.org/t/orbital-calculation/36694>\
**Category:** Support\
**Created:** [June 11, 2024, 7:14am UTC](https://discourse.slicer.org/t/orbital-calculation/36694 "2024-06-11T07:14:19Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![YLX](https://avatars.discourse-cdn.com/v4/letter/y/c57346/32.png) [@YLX](https://discourse.slicer.org/u/YLX)\
**Post date:** [June 11, 2024, 7:14am UTC](https://discourse.slicer.org/t/orbital-calculation/36694/1 "2024-06-11T07:14:20Z")

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I would like to ask whether 3D Slicer can calculate the orbital volume and surface area of CT images, as well as the orbital depth? And if so, how do you calculate it

![image](https://us1.discourse-cdn.com/flex002/uploads/slicer/original/3X/9/0/90e10f7054b277b87f0ff45334ab5a1632697284.jpeg)

Operating system:  
Slicer version:5.7.0  
Expected behavior:  
Actual behavior: