| Primary satellite | Secondary satellite |
| Name | ESTCUBE 1 | deb Kosmos-886 |
| Spacetrack catalog number | 39161 | 19475 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2025 Dec 09 03:30 | 2025 Dec 08 14:34 |
| Time of closest approach (UTC) | 2024 Dec 11 14:57:23.362 |
| Minimum distance | 8503.883 km |
| Height difference | 442.499 km |
| Relative speed | 14.821 km/s |
| Angle between velocity vectors | 166° |
| Geographic position | 8.1°N, 102.5°E |
| Height | 625 km |
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