| Primary satellite | Secondary satellite |
| Name | Cosmos 2142 Rocket | deb SOOS 2 |
| Spacetrack catalog number | 21231 | 18365 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 18:58 | 2024 Dec 22 03:21 |
| Time of closest approach (UTC) | 2024 Dec 27 20:47:26.304 |
| Minimum distance | 1.567 km |
| Height difference | -0.179 km |
| Relative speed | 14.727 km/s |
| Angle between velocity vectors | 173° |
| Geographic position | 0.2°S, 177.9°W |
| Height | 987 km |
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