| Primary satellite | Secondary satellite |
| Name | Cosmos 1844 Rocket | DMSP 5D-2 F13 DEB |
| Spacetrack catalog number | 17974 | 40404 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2025 Nov 13 06:04 | 2025 Nov 13 00:10 |
| Time of closest approach (UTC) | 2025 Oct 15 02:45:45.689 |
| Minimum distance | 49.700 km |
| Height difference | -3.783 km |
| Relative speed | 5.940 km/s |
| Angle between velocity vectors | 47° |
| Geographic position | 53.0°N, 67.4°E |
| Height | 838 km |
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