| Primary satellite | Secondary satellite |
| Name | Cosmos 2026 Rocket | METEOR 2-11 DEB |
| Spacetrack catalog number | 20046 | 40318 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 15 12:14 | 2021 Jan 14 21:39 |
| Time of closest approach (UTC) | 2020 Dec 04 22:21:54.011 |
| Minimum distance | 15.449 km |
| Height difference | -2.719 km |
| Relative speed | 13.141 km/s |
| Angle between velocity vectors | 126° |
| Geographic position | 73.9°N, 175.9°W |
| Height | 953 km |
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