| Primary satellite | Secondary satellite |
| Name | IRIDIUM 33 DEB | Cosmos 1371 Rocket |
| Spacetrack catalog number | 34765 | 13242 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:01 | 2024 Dec 23 04:49 |
| Time of closest approach (UTC) | 2024 Dec 26 00:41:10.151 |
| Minimum distance | 2.974 km |
| Height difference | -1.319 km |
| Relative speed | 14.602 km/s |
| Angle between velocity vectors | 155° |
| Geographic position | 37.8°S, 75.3°E |
| Height | 766 km |
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