| Primary satellite | Secondary satellite |
| Name | Okean O Rocket | RESURS O1 DEB |
| Spacetrack catalog number | 25861 | 47206 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 11 18:54 | 2021 Apr 10 09:42 |
| Time of closest approach (UTC) | 2021 Mar 04 03:10:01.781 |
| Minimum distance | 524.569 km |
| Height difference | 1.250 km |
| Relative speed | 4.907 km/s |
| Angle between velocity vectors | 38° |
| Geographic position | 81.8°N, 137.4°E |
| Height | 640 km |
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