| Primary satellite | Secondary satellite |
| Name | ALSAT 2B | deb Kosmos-1538 |
| Spacetrack catalog number | 41786 | 15785 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 04:29 | 2024 Dec 22 18:15 |
| Time of closest approach (UTC) | 2024 Dec 26 04:37:11.141 |
| Minimum distance | 4.685 km |
| Height difference | 2.589 km |
| Relative speed | 14.961 km/s |
| Angle between velocity vectors | 167° |
| Geographic position | 50.6°N, 113.4°W |
| Height | 670 km |
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