| Primary satellite | Secondary satellite |
| Name | Cosmos 1048 | DMSP 5D-2 F13 DEB |
| Spacetrack catalog number | 11111 | 40560 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 02:57 | 2024 Dec 21 07:48 |
| Time of closest approach (UTC) | 2024 Dec 27 14:30:43.108 |
| Minimum distance | 4.612 km |
| Height difference | -3.494 km |
| Relative speed | 14.484 km/s |
| Angle between velocity vectors | 151° |
| Geographic position | 70.6°N, 51.1°E |
| Height | 777 km |
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