.tddd
| File Type |
 3D Data Description File |
| File Format |
Standard (developed by Impulse) |
| Usage |
Open manually; may be referenced by an application |
| Popularity |
★ ☆ ☆ ☆ ☆ Rare |
| Description |
Three-dimensional image data used by astronomy applications; stores data relating to the object and observer.
|
| Open With |
| Windows |
 Impulse Imagine
Impulse TurboSilver
|
|
| Updated |
2007 |
|
