| Primary satellite | Secondary satellite |
| Name | OAO 1 | Cosmos 1850 Rocket |
| Spacetrack catalog number | 2142 | 18096 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 14:56 | 2024 Dec 23 01:57 |
| Time of closest approach (UTC) | 2024 Dec 29 15:44:34.528 |
| Minimum distance | 4.385 km |
| Height difference | 0.826 km |
| Relative speed | 12.060 km/s |
| Angle between velocity vectors | 108° |
| Geographic position | 9.8°N, 51.4°E |
| Height | 771 km |
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