# 3DORBITCTR Command [GstarCAD 2024](Help%20System/GSTARCAD/2024/Index.md) → [Commands](Help%20System/GSTARCAD/2024/Commands/(Commands).md) **Function Description:** This command is used to set rotation center in 3D dynamical observation view. Activate 3D dynamical observation view and use a specified orbit center by the pointing device. If specifying a point beyond the current viewport, the 3DORBITCTR command will ignore the specified point and use the default point. **Command Access:** > **Icon:** / > **Menu:** / > **Ribbon:** / > **Toolbar:** / > **Command:** 3DORBITCTR > **Alias:** / **Command Prompts:** ``` Specify orbit center point: ``` --- **Related References：** - [Commands about 3D Views](Help%20System/GSTARCAD/2024/Commands/Commands%20about%203D%20Views.md) **Related Tasks：** - [To Orbit a 3D Object](Help%20System/GSTARCAD/2024/Commands/To%20Orbit%20a%203D%20Object.md) --- [Original help](https://www.gstarcad.net/help/GstarCAD_2024_en-US/detail/commandReferences/3DORBITCTR.html) · © Gstarsoft Co., Ltd.