| Primary satellite | Secondary satellite |
| Name | Okean-O | EXACTVIEW 9 |
| Spacetrack catalog number | 25860 | 40936 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 16 07:54 | 2021 Apr 16 07:11 |
| Time of closest approach (UTC) | 2021 Mar 07 01:56:14.857 |
| Minimum distance | 12.674 km |
| Height difference | 0.792 km |
| Relative speed | 11.886 km/s |
| Angle between velocity vectors | 104° |
| Geographic position | 0.8°S, 98.6°W |
| Height | 644 km |
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