| Primary satellite | Secondary satellite |
| Name | STRAND 1 | IRIDIUM 148 |
| Spacetrack catalog number | 39090 | 43255 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2023 Jun 02 12:08 | 2023 Jun 02 01:52 |
| Time of closest approach (UTC) | 2023 Mar 31 08:09:46.162 |
| Minimum distance | 231.092 km |
| Height difference | 0.089 km |
| Relative speed | 13.777 km/s |
| Angle between velocity vectors | 135° |
| Geographic position | 79.9°S, 99.7°E |
| Height | 804 km |
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