| Primary satellite | Secondary satellite |
| Name | Cosmos 1980 Rocket | COSMOS 2251 DEB |
| Spacetrack catalog number | 19650 | 38479 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2022 May 21 13:05 | 2022 May 20 23:28 |
| Time of closest approach (UTC) | 2022 Jan 24 00:48:08.992 |
| Minimum distance | 4204.567 km |
| Height difference | -79.598 km |
| Relative speed | 14.681 km/s |
| Angle between velocity vectors | 161° |
| Geographic position | 71.0°S, 143.0°W |
| Height | 874 km |
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