| Primary satellite | Secondary satellite |
| Name | SJ-7 | STARLINK-4186 |
| Spacetrack catalog number | 28737 | 52880 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:04 | 2024 Dec 23 12:15 |
| Time of closest approach (UTC) | 2024 Dec 26 21:48:26.773 |
| Minimum distance | 19.417 km |
| Height difference | 1.329 km |
| Relative speed | 14.649 km/s |
| Angle between velocity vectors | 150° |
| Geographic position | 15.4°S, 51.6°W |
| Height | 543 km |
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