| Primary satellite | Secondary satellite |
| Name | DELTA 1 DEB | Cosmos 2125 Rocket |
| Spacetrack catalog number | 39095 | 21108 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 19 17:34 | 2024 Dec 22 21:50 |
| Time of closest approach (UTC) | 2024 Dec 24 04:17:40.374 |
| Minimum distance | 4.684 km |
| Height difference | -2.819 km |
| Relative speed | 13.978 km/s |
| Angle between velocity vectors | 163° |
| Geographic position | 71.8°S, 18.2°W |
| Height | 1601 km |
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