| Primary satellite | Secondary satellite |
| Name | ITUPSAT 1 | COSMOS 2251 DEB |
| Spacetrack catalog number | 35935 | 35432 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2023 May 31 13:40 | 2023 May 31 02:56 |
| Time of closest approach (UTC) | 2023 Apr 05 22:54:55.255 |
| Minimum distance | 46.118 km |
| Height difference | -3.988 km |
| Relative speed | 14.945 km/s |
| Angle between velocity vectors | 169° |
| Geographic position | 42.9°N, 23.8°W |
| Height | 713 km |
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