| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | SARA |
| Spacetrack catalog number | 33905 | 21576 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 22 18:00 | 2024 Dec 23 03:09 |
| Time of closest approach (UTC) | 2024 Dec 25 16:49:18.750 |
| Minimum distance | 4.355 km |
| Height difference | -3.656 km |
| Relative speed | 14.942 km/s |
| Angle between velocity vectors | 172° |
| Geographic position | 18.0°N, 74.9°E |
| Height | 752 km |
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