| Primary satellite | Secondary satellite |
| Name | OBJECT E | Cosmos 1975 |
| Spacetrack catalog number | 45915 | 19573 |
| Radar cross section | medium | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 19:40 | 2024 Dec 23 00:54 |
| Time of closest approach (UTC) | 2024 Dec 25 20:20:39.986 |
| Minimum distance | 2.474 km |
| Height difference | -0.803 km |
| Relative speed | 15.269 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 56.6°S, 13.5°W |
| Height | 524 km |
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