| Primary satellite | Secondary satellite |
| Name | Cosmos 2366 rocket | deb NNS O-10 |
| Spacetrack catalog number | 25893 | 2580 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2026 Jan 19 07:02 | 2026 Jan 19 05:52 |
| Time of closest approach (UTC) | 2025 Dec 18 06:20:57.880 |
| Minimum distance | 10.974 km |
| Height difference | 0.027 km |
| Relative speed | 8.525 km/s |
| Angle between velocity vectors | 71° |
| Geographic position | 82.8°S, 52.9°W |
| Height | 1020 km |
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