| Primary satellite | Secondary satellite |
| Name | CZ-4 R/B DEB | IRIDIUM 33 DEB |
| Spacetrack catalog number | 37622 | 33870 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 01:14 | 2024 Dec 22 14:59 |
| Time of closest approach (UTC) | 2024 Dec 26 08:18:00.696 |
| Minimum distance | 4.054 km |
| Height difference | 1.978 km |
| Relative speed | 14.921 km/s |
| Angle between velocity vectors | 172° |
| Geographic position | 55.0°S, 16.6°W |
| Height | 756 km |
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