| Primary satellite | Secondary satellite |
| Name | STRAND 1 | SCOUT X-4 DEB |
| Spacetrack catalog number | 39090 | 40592 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2025 May 18 17:44 | 2024 Dec 17 14:25 |
| Time of closest approach (UTC) | 2024 Apr 27 23:52:34.254 |
| Minimum distance | 1624.853 km |
| Height difference | 5.261 km |
| Relative speed | 14.974 km/s |
| Angle between velocity vectors | 175° |
| Geographic position | 11.4°N, 84.4°W |
| Height | 776 km |
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