| Primary satellite | Secondary satellite |
| Name | DUCHIFAT 1 | COSMOS 2251 DEB |
| Spacetrack catalog number | 40021 | 34131 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2023 Dec 04 09:09 | 2023 Dec 04 19:16 |
| Time of closest approach (UTC) | 2023 Sep 25 12:39:51.489 |
| Minimum distance | 905.369 km |
| Height difference | 124.460 km |
| Relative speed | 15.002 km/s |
| Angle between velocity vectors | 173° |
| Geographic position | 80.6°N, 16.3°W |
| Height | 594 km |
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