| Primary satellite | Secondary satellite |
| Name | CSL-04 Debris | deb Kosmos-1275 |
| Spacetrack catalog number | 25733 | 13483 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Sep 22 14:12 | 2023 Sep 22 05:42 |
| Time of closest approach (UTC) | 2023 Jun 05 01:35:22.275 |
| Minimum distance | 10.225 km |
| Height difference | 0.137 km |
| Relative speed | 6.762 km/s |
| Angle between velocity vectors | 54° |
| Geographic position | 72.4°S, 48.9°W |
| Height | 874 km |
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