| Primary satellite | Secondary satellite |
| Name | SPOT 3 Rocket | COSMOS 2251 DEB |
| Spacetrack catalog number | 22830 | 34481 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 22 20:30 | 2021 Jan 22 21:16 |
| Time of closest approach (UTC) | 2020 Nov 30 19:43:46.455 |
| Minimum distance | 8.697 km |
| Height difference | -6.086 km |
| Relative speed | 13.535 km/s |
| Angle between velocity vectors | 130° |
| Geographic position | 74.0°N, 127.5°W |
| Height | 800 km |
|