| 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 May 31 20:19 | 2023 Jun 01 12:34 |
| Time of closest approach (UTC) | 2023 Apr 03 05:36:56.311 |
| Minimum distance | 2501.935 km |
| Height difference | -47.798 km |
| Relative speed | 14.978 km/s |
| Angle between velocity vectors | 160° |
| Geographic position | 38.8°N, 179.6°W |
| Height | 560 km |
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