| Primary satellite | Secondary satellite |
| Name | Cosmos 1092 Rocket | COSMOS 2251 DEB |
| Spacetrack catalog number | 11327 | 33990 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2021 Jan 19 18:57 | 2021 Jan 20 04:14 |
| Time of closest approach (UTC) | 2020 Dec 02 02:53:05.046 |
| Minimum distance | 82.178 km |
| Height difference | 6.802 km |
| Relative speed | 10.521 km/s |
| Angle between velocity vectors | 91° |
| Geographic position | 72.8°S, 166.1°E |
| Height | 981 km |
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