| Primary satellite | Secondary satellite |
| Name | Cosmos 1867 | SL-16 Debris |
| Spacetrack catalog number | 18187 | 25863 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 03 19:52 | 2024 Dec 03 19:04 |
| Time of closest approach (UTC) | 2024 Nov 10 20:47:49.088 |
| Minimum distance | 17.287 km |
| Height difference | 4.253 km |
| Relative speed | 14.496 km/s |
| Angle between velocity vectors | 154° |
| Geographic position | 46.8°N, 9.5°E |
| Height | 805 km |
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