| Primary satellite | Secondary satellite |
| Name | NOAA 17 DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 48178 | 34321 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 09:51 | 2024 Dec 23 06:18 |
| Time of closest approach (UTC) | 2024 Dec 26 10:53:10.748 |
| Minimum distance | 1.868 km |
| Height difference | -1.541 km |
| Relative speed | 12.731 km/s |
| Angle between velocity vectors | 117° |
| Geographic position | 74.0°N, 66.0°W |
| Height | 756 km |
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