| Primary satellite | Secondary satellite |
| Name | Cosmos 2278 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 23088 | 30751 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2022 May 21 20:59 | 2022 May 21 18:00 |
| Time of closest approach (UTC) | 2022 Jan 30 04:01:51.559 |
| Minimum distance | 3161.589 km |
| Height difference | -11.444 km |
| Relative speed | 12.701 km/s |
| Angle between velocity vectors | 117° |
| Geographic position | 58.9°N, 176.2°W |
| Height | 849 km |
|