| Primary satellite | Secondary satellite |
| Name | Cosmos 1328 | CSL-04 DEB |
| Spacetrack catalog number | 12987 | 26121 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2022 May 25 20:22 | 2022 May 25 15:40 |
| Time of closest approach (UTC) | 2022 Jan 28 02:09:24.640 |
| Minimum distance | 386.570 km |
| Height difference | 1.086 km |
| Relative speed | 14.409 km/s |
| Angle between velocity vectors | 143° |
| Geographic position | 82.5°N, 34.2°W |
| Height | 555 km |
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