| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | COSMOS 1603 DEB |
| Spacetrack catalog number | 34789 | 43312 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2022 May 18 05:40 | 2022 May 18 01:35 |
| Time of closest approach (UTC) | 2022 Feb 03 16:10:48.582 |
| Minimum distance | 6176.759 km |
| Height difference | -15.101 km |
| Relative speed | 13.317 km/s |
| Angle between velocity vectors | 128° |
| Geographic position | 65.3°S, 160.6°W |
| Height | 883 km |
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