| Primary satellite | Secondary satellite |
| Name | KKS-1 | ALOS 2 |
| Spacetrack catalog number | 33499 | 39766 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2023 May 29 15:08 | 2023 May 29 13:11 |
| Time of closest approach (UTC) | 2023 Apr 05 10:53:15.504 |
| Minimum distance | 715.094 km |
| Height difference | -0.467 km |
| Relative speed | 14.558 km/s |
| Angle between velocity vectors | 150° |
| Geographic position | 68.9°N, 168.2°W |
| Height | 645 km |
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