| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CSL-04 DEB |
| Spacetrack catalog number | 47048 | 26416 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2023 May 29 23:33 | 2023 May 31 01:38 |
| Time of closest approach (UTC) | 2022 Jul 04 21:02:22.289 |
| Minimum distance | 9343.666 km |
| Height difference | -150.829 km |
| Relative speed | 14.030 km/s |
| Angle between velocity vectors | 140° |
| Geographic position | 35.0°N, 65.1°E |
| Height | 822 km |
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