| Primary satellite | Secondary satellite |
| Name | STRAND 1 | COSMOS 2251 DEB |
| Spacetrack catalog number | 39090 | 34431 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2022 Aug 16 02:41 | 2022 Aug 16 00:12 |
| Time of closest approach (UTC) | 2022 Jun 30 17:35:43.475 |
| Minimum distance | 17.951 km |
| Height difference | 3.669 km |
| Relative speed | 11.092 km/s |
| Angle between velocity vectors | 96° |
| Geographic position | 72.6°S, 11.1°W |
| Height | 794 km |
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