| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 30813 | 34853 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2022 May 25 04:58 | 2022 May 25 04:36 |
| Time of closest approach (UTC) | 2022 Feb 03 12:39:53.674 |
| Minimum distance | 1269.157 km |
| Height difference | 9.910 km |
| Relative speed | 15.178 km/s |
| Angle between velocity vectors | 180° |
| Geographic position | 44.3°S, 30.4°W |
| Height | 589 km |
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