| Primary satellite | Secondary satellite |
| Name | Hubble Space Telescope | SPACEBEE-50 |
| Spacetrack catalog number | 20580 | 47443 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 16 08:38 | 2021 Apr 16 10:00 |
| Time of closest approach (UTC) | 2021 Mar 04 19:54:23.906 |
| Minimum distance | 303.640 km |
| Height difference | -2.764 km |
| Relative speed | 11.324 km/s |
| Angle between velocity vectors | 96° |
| Geographic position | 28.6°S, 156.5°W |
| Height | 544 km |
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