| Primary satellite | Secondary satellite |
| Name | Cosmos 1867 | Stella |
| Spacetrack catalog number | 18187 | 22824 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 03 19:52 | 2024 Dec 03 20:50 |
| Time of closest approach (UTC) | 2024 Nov 08 21:44:03.395 |
| Minimum distance | 3.306 km |
| Height difference | -0.880 km |
| Relative speed | 13.746 km/s |
| Angle between velocity vectors | 135° |
| Geographic position | 62.3°N, 29.5°W |
| Height | 811 km |
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