| Primary satellite | Secondary satellite |
| Name | Spot 4 Rocket | IRIDIUM 33 DEB |
| Spacetrack catalog number | 25261 | 36083 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 23:46 | 2024 Dec 19 07:28 |
| Time of closest approach (UTC) | 2024 Dec 28 00:24:43.050 |
| Minimum distance | 1.973 km |
| Height difference | -0.556 km |
| Relative speed | 14.896 km/s |
| Angle between velocity vectors | 173° |
| Geographic position | 43.6°N, 102.2°W |
| Height | 781 km |
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