| Primary satellite | Secondary satellite |
| Name | POLYITAN 1 | STARLINK-3539 |
| Spacetrack catalog number | 40042 | 51853 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 22:46 | 2024 Dec 23 04:31 |
| Time of closest approach (UTC) | 2024 Dec 26 08:00:18.275 |
| Minimum distance | 1.578 km |
| Height difference | -1.577 km |
| Relative speed | 14.243 km/s |
| Angle between velocity vectors | 139° |
| Geographic position | 39.9°N, 112.7°E |
| Height | 544 km |
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