| Primary satellite | Secondary satellite |
| Name | Hubble Space Telescope | OBJECT BE |
| Spacetrack catalog number | 20580 | 61787 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2025 Nov 12 17:49 | 2025 Nov 13 07:21 |
| Time of closest approach (UTC) | 2025 Oct 14 21:21:55.753 |
| Minimum distance | 2769.056 km |
| Height difference | -4.426 km |
| Relative speed | 13.783 km/s |
| Angle between velocity vectors | 129° |
| Geographic position | 0.3°S, 149.0°E |
| Height | 485 km |
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