| Primary satellite | Secondary satellite |
| Name | ESTCUBE 1 | deb Agena D |
| Spacetrack catalog number | 39161 | 6216 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2025 Jan 19 04:13 | 2025 Jan 19 03:57 |
| Time of closest approach (UTC) | 2024 Dec 08 14:20:01.508 |
| Minimum distance | 85.243 km |
| Height difference | 6.185 km |
| Relative speed | 14.718 km/s |
| Angle between velocity vectors | 154° |
| Geographic position | 48.3°S, 76.9°W |
| Height | 659 km |
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