| Primary satellite | Secondary satellite |
| Name | Cosmos 1758 Rocket | IRIDIUM 177 |
| Spacetrack catalog number | 16792 | 56727 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2023 Sep 28 06:52 | 2023 Sep 28 12:36 |
| Time of closest approach (UTC) | 2023 Jun 17 01:12:05.781 |
| Minimum distance | 345.095 km |
| Height difference | 5.492 km |
| Relative speed | 14.977 km/s |
| Angle between velocity vectors | 166° |
| Geographic position | 27.0°N, 21.1°E |
| Height | 626 km |
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