| Primary satellite | Secondary satellite |
| Name | Cosmos 1655 Rocket | Kosmos-1634 |
| Spacetrack catalog number | 15752 | 15597 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 17:56 | 2024 Dec 22 20:49 |
| Time of closest approach (UTC) | 2024 Dec 24 04:50:27.043 |
| Minimum distance | 1.371 km |
| Height difference | 1.151 km |
| Relative speed | 14.596 km/s |
| Angle between velocity vectors | 165° |
| Geographic position | 16.0°S, 87.7°W |
| Height | 987 km |
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