| Primary satellite | Secondary satellite |
| Name | DX 1 | COSMOS 2251 DEB |
| Spacetrack catalog number | 40071 | 34955 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2022 Aug 13 22:22 | 2022 Aug 13 03:05 |
| Time of closest approach (UTC) | 2022 Jul 03 03:13:09.019 |
| Minimum distance | 7.889 km |
| Height difference | 3.245 km |
| Relative speed | 15.056 km/s |
| Angle between velocity vectors | 172° |
| Geographic position | 14.4°S, 86.4°E |
| Height | 629 km |
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