| Primary satellite | Secondary satellite |
| Name | Cosmos 972 Rocket | USA 81 |
| Spacetrack catalog number | 10541 | 21949 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 20:24 | 2024 Dec 23 02:58 |
| Time of closest approach (UTC) | 2024 Dec 28 00:11:28.956 |
| Minimum distance | 3.173 km |
| Height difference | 2.918 km |
| Relative speed | 14.661 km/s |
| Angle between velocity vectors | 156° |
| Geographic position | 36.2°S, 80.2°W |
| Height | 796 km |
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