| Primary satellite | Secondary satellite |
| Name | deb Agena D | Kosmos-1634 |
| Spacetrack catalog number | 4749 | 15597 |
| Radar cross section | medium | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 02:21 | 2024 Dec 22 20:49 |
| Time of closest approach (UTC) | 2024 Dec 27 05:45:12.626 |
| Minimum distance | 3.992 km |
| Height difference | 3.758 km |
| Relative speed | 6.206 km/s |
| Angle between velocity vectors | 50° |
| Geographic position | 70.6°N, 129.2°W |
| Height | 963 km |
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