| Primary satellite | Secondary satellite |
| Name | Okean 1 Rocket | CZ-2D R/B |
| Spacetrack catalog number | 19275 | 43486 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 22 19:25 | 2021 Jan 22 10:12 |
| Time of closest approach (UTC) | 2020 Dec 04 18:37:21.002 |
| Minimum distance | 2.201 km |
| Height difference | 1.015 km |
| Relative speed | 15.078 km/s |
| Angle between velocity vectors | 180° |
| Geographic position | 38.7°N, 46.2°E |
| Height | 638 km |
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