| Primary satellite | Secondary satellite |
| Name | PDD Test Mass | deb Kosmos-2227 |
| Spacetrack catalog number | 20564 | 22436 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 18:27 | 2024 Dec 22 23:14 |
| Time of closest approach (UTC) | 2024 Dec 24 23:35:41.690 |
| Minimum distance | 3.807 km |
| Height difference | -0.659 km |
| Relative speed | 3.543 km/s |
| Angle between velocity vectors | 27° |
| Geographic position | 46.6°S, 173.5°W |
| Height | 637 km |
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