| Primary satellite | Secondary satellite |
| Name | H-2A R/B | deb RADCAL |
| Spacetrack catalog number | 27601 | 22706 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 15 19:49 | 2021 Jan 15 19:43 |
| Time of closest approach (UTC) | 2020 Dec 04 21:17:52.262 |
| Minimum distance | 7.471 km |
| Height difference | 3.269 km |
| Relative speed | 14.232 km/s |
| Angle between velocity vectors | 143° |
| Geographic position | 77.3°N, 167.5°W |
| Height | 754 km |
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