| Primary satellite | Secondary satellite |
| Name | DUCHIFAT 1 | COSMOS 2251 DEB |
| Spacetrack catalog number | 40021 | 36454 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2022 Aug 09 02:02 | 2022 Aug 09 12:08 |
| Time of closest approach (UTC) | 2022 Jul 04 02:36:00.425 |
| Minimum distance | 373.306 km |
| Height difference | -4.870 km |
| Relative speed | 14.190 km/s |
| Angle between velocity vectors | 139° |
| Geographic position | 69.0°N, 153.2°E |
| Height | 601 km |
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