| Primary satellite | Secondary satellite |
| Name | Cosmos 1025 Rocket | FREGAT DEB |
| Spacetrack catalog number | 10974 | 44608 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 17 17:18 | 2021 Jan 17 16:43 |
| Time of closest approach (UTC) | 2020 Dec 07 20:03:17.176 |
| Minimum distance | 19.474 km |
| Height difference | 3.221 km |
| Relative speed | 14.811 km/s |
| Angle between velocity vectors | 158° |
| Geographic position | 82.4°N, 127.9°E |
| Height | 608 km |
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