| Primary satellite | Secondary satellite |
| Name | Cosmos 1048 | Cosmos 676 |
| Spacetrack catalog number | 11111 | 7433 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 02:57 | 2024 Dec 23 04:48 |
| Time of closest approach (UTC) | 2024 Dec 25 13:13:37.568 |
| Minimum distance | 4.274 km |
| Height difference | -3.695 km |
| Relative speed | 12.639 km/s |
| Angle between velocity vectors | 116° |
| Geographic position | 58.8°S, 78.0°W |
| Height | 808 km |
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