| Primary satellite | Secondary satellite |
| Name | Okean 1 Rocket | GAOFEN 9 |
| Spacetrack catalog number | 19275 | 40894 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2021 Jan 15 17:22 | 2021 Jan 16 11:00 |
| Time of closest approach (UTC) | 2020 Dec 03 01:06:47.880 |
| Minimum distance | 4.841 km |
| Height difference | 4.191 km |
| Relative speed | 15.053 km/s |
| Angle between velocity vectors | 174° |
| Geographic position | 81.6°S, 75.6°E |
| Height | 647 km |
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