| 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 29 21:45:11.075 |
| Minimum distance | 4.498 km |
| Height difference | -4.248 km |
| Relative speed | 15.212 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 74.7°N, 82.4°W |
| Height | 533 km |
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