| Primary satellite | Secondary satellite |
| Name | YAOGAN 11 | Cosmos 220 |
| Spacetrack catalog number | 37165 | 3229 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2025 Nov 16 13:18 | 2025 Nov 16 05:53 |
| Time of closest approach (UTC) | 2025 Oct 16 04:06:09.213 |
| Minimum distance | 4.166 km |
| Height difference | 1.311 km |
| Relative speed | 14.870 km/s |
| Angle between velocity vectors | 163° |
| Geographic position | 61.4°N, 112.4°W |
| Height | 660 km |
|