| Primary satellite | Secondary satellite |
| Name | Geosat | COSMOS 2251 DEB |
| Spacetrack catalog number | 15595 | 36420 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Oct 15 12:17 | 2024 Oct 13 12:04 |
| Time of closest approach (UTC) | 2024 Sep 18 21:06:00.401 |
| Minimum distance | 8.730 km |
| Height difference | -1.387 km |
| Relative speed | 14.916 km/s |
| Angle between velocity vectors | 175° |
| Geographic position | 61.0°S, 81.6°W |
| Height | 783 km |
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