| Primary satellite | Secondary satellite |
| Name | Cosmos 1328 | COSMOS 1408 DEB |
| Spacetrack catalog number | 12987 | 50641 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2022 May 27 20:06 | 2022 May 28 01:29 |
| Time of closest approach (UTC) | 2022 Jan 27 14:14:23.287 |
| Minimum distance | 352.779 km |
| Height difference | 80.084 km |
| Relative speed | 1.017 km/s |
| Angle between velocity vectors | 8° |
| Geographic position | 70.9°S, 99.0°W |
| Height | 571 km |
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