| Primary satellite | Secondary satellite |
| Name | IRIDIUM 136 | CZ-4 DEB |
| Spacetrack catalog number | 42962 | 28068 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 03:05 | 2024 Dec 21 22:16 |
| Time of closest approach (UTC) | 2024 Dec 27 03:43:37.465 |
| Minimum distance | 1.716 km |
| Height difference | -0.340 km |
| Relative speed | 14.594 km/s |
| Angle between velocity vectors | 158° |
| Geographic position | 75.6°S, 68.3°W |
| Height | 806 km |
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