| Primary satellite | Secondary satellite |
| Name | DMSP 5D-2 F13 DEB | IRIDIUM 116 |
| Spacetrack catalog number | 40516 | 43072 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 20 19:03 | 2024 Dec 23 02:10 |
| Time of closest approach (UTC) | 2024 Dec 23 23:41:19.397 |
| Minimum distance | 2.801 km |
| Height difference | 1.913 km |
| Relative speed | 14.868 km/s |
| Angle between velocity vectors | 171° |
| Geographic position | 53.2°S, 94.7°E |
| Height | 798 km |
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