| Primary satellite | Secondary satellite |
| Name | Cosmos 1850 | SENTINEL 2B |
| Spacetrack catalog number | 18095 | 42063 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 21:05 | 2024 Dec 23 12:11 |
| Time of closest approach (UTC) | 2024 Dec 23 18:25:26.373 |
| Minimum distance | 4.230 km |
| Height difference | 2.740 km |
| Relative speed | 11.921 km/s |
| Angle between velocity vectors | 106° |
| Geographic position | 73.5°S, 149.2°W |
| Height | 814 km |
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