| Primary satellite | Secondary satellite |
| Name | STRAND 1 | IRIDIUM 126 |
| Spacetrack catalog number | 39090 | 42809 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2023 Jun 05 02:02 | 2023 Jun 04 21:01 |
| Time of closest approach (UTC) | 2023 Apr 07 15:58:08.721 |
| Minimum distance | 33.021 km |
| Height difference | -2.730 km |
| Relative speed | 14.851 km/s |
| Angle between velocity vectors | 171° |
| Geographic position | 60.7°S, 127.1°W |
| Height | 802 km |
|