| Primary satellite | Secondary satellite |
| Name | ITUPSAT 1 | COSMOS 2251 DEB |
| Spacetrack catalog number | 35935 | 34275 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2023 May 29 13:51 | 2023 May 28 23:54 |
| Time of closest approach (UTC) | 2023 Apr 06 09:45:37.687 |
| Minimum distance | 323.168 km |
| Height difference | -0.456 km |
| Relative speed | 14.954 km/s |
| Angle between velocity vectors | 172° |
| Geographic position | 15.6°S, 12.0°W |
| Height | 712 km |
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