| Primary satellite | Secondary satellite |
| Name | SJ-7 | Cosmos 1975 |
| Spacetrack catalog number | 28737 | 19573 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:04 | 2024 Dec 23 00:54 |
| Time of closest approach (UTC) | 2024 Dec 28 10:52:43.660 |
| Minimum distance | 4.768 km |
| Height difference | -4.749 km |
| Relative speed | 15.209 km/s |
| Angle between velocity vectors | 178° |
| Geographic position | 77.8°N, 30.9°W |
| Height | 534 km |
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