| Primary satellite | Secondary satellite |
| Name | Cosmos 2061 Rocket | SL-8 DEB |
| Spacetrack catalog number | 20528 | 43336 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2026 Jan 15 15:52 | 2026 Jan 14 15:51 |
| Time of closest approach (UTC) | 2025 Dec 20 23:44:51.681 |
| Minimum distance | 34.760 km |
| Height difference | -1.679 km |
| Relative speed | 10.614 km/s |
| Angle between velocity vectors | 93° |
| Geographic position | 79.7°S, 157.8°E |
| Height | 1024 km |
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