| Primary satellite | Secondary satellite |
| Name | Transit 4A | deb Kosmos-2227 |
| Spacetrack catalog number | 116 | 22454 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2021 Mar 07 13:18 | 2021 Mar 07 16:09 |
| Time of closest approach (UTC) | 2021 Jan 27 18:33:10.958 |
| Minimum distance | 7.611 km |
| Height difference | -5.650 km |
| Relative speed | 10.960 km/s |
| Angle between velocity vectors | 96° |
| Geographic position | 57.5°N, 112.3°E |
| Height | 943 km |
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