| Primary satellite | Secondary satellite |
| Name | STRAND 1 | IRIDIUM 142 |
| Spacetrack catalog number | 39090 | 43256 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2023 Jan 28 12:45 | 2023 Jan 28 20:36 |
| Time of closest approach (UTC) | 2022 Dec 05 18:25:57.874 |
| Minimum distance | 421.983 km |
| Height difference | -1.677 km |
| Relative speed | 8.019 km/s |
| Angle between velocity vectors | 65° |
| Geographic position | 77.1°S, 37.3°W |
| Height | 806 km |
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