| Primary satellite | Secondary satellite |
| Name | Oscar 19 | IRIDIUM 141 |
| Spacetrack catalog number | 20442 | 43077 |
| Radar cross section | medium | large |
| Epoch of two-line elements (UTC) | 2025 Jan 19 13:43 | 2025 Jan 19 11:55 |
| Time of closest approach (UTC) | 2024 Dec 09 18:24:12.819 |
| Minimum distance | 201.555 km |
| Height difference | 3.611 km |
| Relative speed | 14.277 km/s |
| Angle between velocity vectors | 146° |
| Geographic position | 80.3°N, 129.7°W |
| Height | 789 km |
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