| Primary satellite | Secondary satellite |
| Name | Cosmos 2297 | Cosmos 1943 |
| Spacetrack catalog number | 23404 | 19119 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2021 Apr 15 20:10 | 2021 Apr 15 21:32 |
| Time of closest approach (UTC) | 2021 Mar 04 09:52:12.420 |
| Minimum distance | 57.670 km |
| Height difference | -4.471 km |
| Relative speed | 13.827 km/s |
| Angle between velocity vectors | 137° |
| Geographic position | 26.7°N, 166.5°W |
| Height | 853 km |
|