| Primary satellite | Secondary satellite |
| Name | Transit 2A Rocket | YAOGAN 29 |
| Spacetrack catalog number | 47 | 41038 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2026 Jan 13 12:11 | 2026 Jan 13 14:25 |
| Time of closest approach (UTC) | 2025 Dec 16 12:33:01.230 |
| Minimum distance | 7.770 km |
| Height difference | -3.936 km |
| Relative speed | 14.862 km/s |
| Angle between velocity vectors | 158° |
| Geographic position | 43.5°S, 107.8°E |
| Height | 641 km |
|