| Primary satellite | Secondary satellite |
| Name | SCD-2 | COSMOS 2251 DEB |
| Spacetrack catalog number | 25504 | 34610 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 20:26 | 2024 Dec 22 12:13 |
| Time of closest approach (UTC) | 2024 Dec 23 18:59:43.728 |
| Minimum distance | 3.667 km |
| Height difference | -3.084 km |
| Relative speed | 6.236 km/s |
| Angle between velocity vectors | 49° |
| Geographic position | 1.2°S, 143.6°E |
| Height | 752 km |
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