| Primary satellite | Secondary satellite |
| Name | ALOS | Taurus Deb |
| Spacetrack catalog number | 28931 | 26035 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2021 Apr 11 20:46 | 2021 Apr 11 14:34 |
| Time of closest approach (UTC) | 2021 Mar 09 03:45:00.028 |
| Minimum distance | 5.193 km |
| Height difference | -5.061 km |
| Relative speed | 14.161 km/s |
| Angle between velocity vectors | 141° |
| Geographic position | 65.6°N, 166.4°E |
| Height | 696 km |
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