| Primary satellite | Secondary satellite |
| Name | BUGSAT 1 | COSMOS 2251 DEB |
| Spacetrack catalog number | 40014 | 36553 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2023 Oct 02 11:50 | 2023 Sep 27 09:20 |
| Time of closest approach (UTC) | 2023 Jun 05 23:16:25.149 |
| Minimum distance | 400.106 km |
| Height difference | -33.995 km |
| Relative speed | 15.120 km/s |
| Angle between velocity vectors | 170° |
| Geographic position | 21.0°S, 109.1°E |
| Height | 587 km |
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