| Primary satellite | Secondary satellite |
| Name | Cosmos 1844 Rocket | CZ-2C R/B |
| Spacetrack catalog number | 17974 | 31114 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2025 Nov 13 14:52 | 2025 Nov 13 06:27 |
| Time of closest approach (UTC) | 2025 Oct 20 16:20:44.514 |
| Minimum distance | 16.344 km |
| Height difference | -1.308 km |
| Relative speed | 9.996 km/s |
| Angle between velocity vectors | 84° |
| Geographic position | 68.3°N, 113.0°E |
| Height | 837 km |
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