| Primary satellite | Secondary satellite |
| Name | ITUPSAT 1 | COSMOS 2251 DEB |
| Spacetrack catalog number | 35935 | 39547 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2023 May 29 13:51 | 2023 May 26 01:36 |
| Time of closest approach (UTC) | 2023 Apr 09 01:02:29.420 |
| Minimum distance | 613.340 km |
| Height difference | -5.074 km |
| Relative speed | 14.693 km/s |
| Angle between velocity vectors | 156° |
| Geographic position | 56.9°N, 50.3°W |
| Height | 717 km |
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