| Primary satellite | Secondary satellite |
| Name | STRAND 1 | COSMOS 2251 DEB |
| Spacetrack catalog number | 39090 | 34344 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2022 Aug 16 02:41 | 2022 Aug 15 14:53 |
| Time of closest approach (UTC) | 2022 Jun 28 10:34:28.803 |
| Minimum distance | 10.971 km |
| Height difference | -1.490 km |
| Relative speed | 14.776 km/s |
| Angle between velocity vectors | 162° |
| Geographic position | 63.2°S, 40.9°W |
| Height | 794 km |
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