| Primary satellite | Secondary satellite |
| Name | BIRKELAND | OBJECT BE |
| Spacetrack catalog number | 55015 | 61787 |
| Radar cross section | medium | medium |
| Epoch of two-line elements (UTC) | 2025 Nov 13 06:07 | 2025 Nov 13 07:21 |
| Time of closest approach (UTC) | 2025 Oct 16 21:03:20.300 |
| Minimum distance | 806.862 km |
| Height difference | -5.684 km |
| Relative speed | 15.012 km/s |
| Angle between velocity vectors | 159° |
| Geographic position | 30.7°N, 6.8°E |
| Height | 475 km |
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