| 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 18 21:45 | 2026 Jan 18 23:58 |
| Time of closest approach (UTC) | 2025 Dec 16 12:33:08.647 |
| Minimum distance | 34.873 km |
| Height difference | -3.396 km |
| Relative speed | 14.862 km/s |
| Angle between velocity vectors | 158° |
| Geographic position | 44.0°S, 108.2°E |
| Height | 640 km |
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