| Primary satellite | Secondary satellite |
| Name | PRISM | STARLINK-1258 |
| Spacetrack catalog number | 33493 | 45381 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2023 Jun 03 20:04 | 2023 Jun 03 21:22 |
| Time of closest approach (UTC) | 2023 Apr 03 04:58:05.700 |
| Minimum distance | 3276.058 km |
| Height difference | 0.816 km |
| Relative speed | 15.106 km/s |
| Angle between velocity vectors | 170° |
| Geographic position | 58.4°S, 3.2°E |
| Height | 566 km |
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