| Primary satellite | Secondary satellite |
| Name | ASUSAT | COSMOS 2251 DEB |
| Spacetrack catalog number | 26065 | 35660 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 03:22 | 2024 Dec 19 12:39 |
| Time of closest approach (UTC) | 2024 Dec 29 18:23:32.429 |
| Minimum distance | 2.545 km |
| Height difference | 1.480 km |
| Relative speed | 13.589 km/s |
| Angle between velocity vectors | 130° |
| Geographic position | 74.1°N, 141.2°E |
| Height | 755 km |
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