| Primary satellite | Secondary satellite |
| Name | KOMPSAT 5 | COSMOS 2251 DEB |
| Spacetrack catalog number | 39227 | 36071 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 09:16 | 2024 Dec 23 08:41 |
| Time of closest approach (UTC) | 2024 Dec 25 23:37:37.911 |
| Minimum distance | 5.692 km |
| Height difference | -0.496 km |
| Relative speed | 15.122 km/s |
| Angle between velocity vectors | 171° |
| Geographic position | 22.6°N, 91.7°E |
| Height | 557 km |
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