| Primary satellite | Secondary satellite |
| Name | Cosmos 2123 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 21090 | 33601 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2022 May 18 07:15 | 2022 May 16 02:57 |
| Time of closest approach (UTC) | 2022 Jan 19 11:10:51.629 |
| Minimum distance | 212.317 km |
| Height difference | -5.300 km |
| Relative speed | 14.121 km/s |
| Angle between velocity vectors | 148° |
| Geographic position | 82.8°N, 115.4°W |
| Height | 983 km |
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