| Primary satellite | Secondary satellite |
| Name | Okean-O | CZ-2D DEB |
| Spacetrack catalog number | 25860 | 43402 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Mar 06 01:32 | 2021 Mar 05 12:50 |
| Time of closest approach (UTC) | 2021 Jan 17 15:01:31.972 |
| Minimum distance | 7.595 km |
| Height difference | -2.349 km |
| Relative speed | 14.908 km/s |
| Angle between velocity vectors | 160° |
| Geographic position | 37.9°S, 70.0°E |
| Height | 654 km |
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