| Primary satellite | Secondary satellite |
| Name | NOAA 17 DEB | Cosmos 1666 Rocket |
| Spacetrack catalog number | 48759 | 15890 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 20 00:12 | 2024 Dec 23 02:26 |
| Time of closest approach (UTC) | 2024 Dec 29 00:50:31.110 |
| Minimum distance | 2.592 km |
| Height difference | -0.341 km |
| Relative speed | 15.100 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 23.0°N, 96.6°E |
| Height | 623 km |
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