| Primary satellite | Secondary satellite |
| Name | ITUPSAT 1 | COSMOS 2251 DEB |
| Spacetrack catalog number | 35935 | 34572 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 17:41 | 2024 Dec 22 15:12 |
| Time of closest approach (UTC) | 2024 Dec 23 14:52:16.272 |
| Minimum distance | 4.141 km |
| Height difference | -4.117 km |
| Relative speed | 14.945 km/s |
| Angle between velocity vectors | 169° |
| Geographic position | 46.0°S, 61.0°W |
| Height | 720 km |
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