| Primary satellite | Secondary satellite |
| Name | UWE-3 | COSMOS 2251 DEB |
| Spacetrack catalog number | 39446 | 36454 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2022 Aug 16 11:02 | 2022 Aug 13 12:39 |
| Time of closest approach (UTC) | 2022 Jul 01 23:09:17.717 |
| Minimum distance | 482.385 km |
| Height difference | -8.071 km |
| Relative speed | 14.469 km/s |
| Angle between velocity vectors | 145° |
| Geographic position | 77.2°N, 157.0°W |
| Height | 606 km |
|