| Primary satellite | Secondary satellite |
| Name | Okean 3 | FENGYUN 1C DEB |
| Spacetrack catalog number | 21397 | 37011 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Dec 03 17:00 | 2023 Nov 25 00:31 |
| Time of closest approach (UTC) | 2023 Oct 04 19:26:57.859 |
| Minimum distance | 187.856 km |
| Height difference | 17.622 km |
| Relative speed | 15.153 km/s |
| Angle between velocity vectors | 178° |
| Geographic position | 81.7°N, 131.0°W |
| Height | 580 km |
|