| Primary satellite | Secondary satellite |
| Name | Cosmos 1538 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 14760 | 31879 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2022 May 25 21:20 | 2022 May 25 01:46 |
| Time of closest approach (UTC) | 2022 Jan 27 13:48:08.266 |
| Minimum distance | 509.485 km |
| Height difference | 20.499 km |
| Relative speed | 14.406 km/s |
| Angle between velocity vectors | 152° |
| Geographic position | 74.1°S, 150.6°W |
| Height | 819 km |
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