| Primary satellite | Secondary satellite |
| Name | ITUPSAT 1 | deb Kosmos-1371 |
| Spacetrack catalog number | 35935 | 18509 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2025 Dec 14 07:10 | 2025 Dec 14 02:55 |
| Time of closest approach (UTC) | 2025 Nov 13 15:18:43.180 |
| Minimum distance | 6.345 km |
| Height difference | 3.002 km |
| Relative speed | 14.945 km/s |
| Angle between velocity vectors | 170° |
| Geographic position | 41.2°S, 106.1°E |
| Height | 704 km |
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