| Primary satellite | Secondary satellite |
| Name | DMSP 5D-2 F13 DEB | EPSILON R/B |
| Spacetrack catalog number | 40508 | 39255 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 20 17:13 | 2024 Dec 23 18:42 |
| Time of closest approach (UTC) | 2024 Dec 25 15:54:17.994 |
| Minimum distance | 3.523 km |
| Height difference | -3.455 km |
| Relative speed | 13.295 km/s |
| Angle between velocity vectors | 127° |
| Geographic position | 10.1°N, 24.7°E |
| Height | 870 km |
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