| Primary satellite | Secondary satellite |
| Name | Cosmos 2228 | OBJECT P |
| Spacetrack catalog number | 22286 | 43771 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Mar 08 18:06 | 2021 Mar 08 15:43 |
| Time of closest approach (UTC) | 2021 Jan 18 00:25:46.543 |
| Minimum distance | 48.050 km |
| Height difference | -4.140 km |
| Relative speed | 13.511 km/s |
| Angle between velocity vectors | 126° |
| Geographic position | 81.3°N, 145.6°W |
| Height | 603 km |
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