| Primary satellite | Secondary satellite |
| Name | CZ-4 DEB | IRIDIUM 169 |
| Spacetrack catalog number | 28069 | 43926 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 21 13:44 | 2024 Dec 22 19:55 |
| Time of closest approach (UTC) | 2024 Dec 28 21:30:25.399 |
| Minimum distance | 4.599 km |
| Height difference | -4.276 km |
| Relative speed | 14.633 km/s |
| Angle between velocity vectors | 158° |
| Geographic position | 75.8°N, 157.4°W |
| Height | 780 km |
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