| Primary satellite | Secondary satellite |
| Name | IRIDIUM 100 | CZ-2D DEB |
| Spacetrack catalog number | 42956 | 47975 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 02:38 | 2024 Dec 22 16:30 |
| Time of closest approach (UTC) | 2024 Dec 25 11:53:51.178 |
| Minimum distance | 1.115 km |
| Height difference | -0.814 km |
| Relative speed | 14.792 km/s |
| Angle between velocity vectors | 164° |
| Geographic position | 70.6°N, 12.4°W |
| Height | 789 km |
|