| Primary satellite | Secondary satellite |
| Name | ESTCUBE 1 | PEGASUS DEB |
| Spacetrack catalog number | 39161 | 39314 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2023 May 31 22:21 | 2023 May 22 16:23 |
| Time of closest approach (UTC) | 2023 Apr 01 19:14:30.172 |
| Minimum distance | 7.369 km |
| Height difference | 4.867 km |
| Relative speed | 15.077 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 45.2°N, 39.8°E |
| Height | 662 km |
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