| Primary satellite | Secondary satellite |
| Name | Transit 2A | YAOGAN 3 |
| Spacetrack catalog number | 45 | 32289 |
| Radar cross section | medium | large |
| Epoch of two-line elements (UTC) | 2025 Jun 20 21:52 | 2025 Jun 21 04:40 |
| Time of closest approach (UTC) | 2025 May 22 02:33:08.851 |
| Minimum distance | 55.598 km |
| Height difference | -0.003 km |
| Relative speed | 14.380 km/s |
| Angle between velocity vectors | 142° |
| Geographic position | 61.4°N, 87.7°E |
| Height | 612 km |
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