| Primary satellite | Secondary satellite |
| Name | STRAND 1 | IRIDIUM 154 |
| Spacetrack catalog number | 39090 | 43574 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2023 Nov 30 12:00 | 2023 Nov 29 09:07 |
| Time of closest approach (UTC) | 2022 Sep 30 08:37:11.795 |
| Minimum distance | 147.299 km |
| Height difference | 13.126 km |
| Relative speed | 14.512 km/s |
| Angle between velocity vectors | 154° |
| Geographic position | 79.6°S, 98.2°E |
| Height | 797 km |
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