| Primary satellite | Secondary satellite |
| Name | NOAA 18 | NOAA 11 |
| Spacetrack catalog number | 28654 | 19531 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Oct 10 12:51 | 2024 Oct 10 12:00 |
| Time of closest approach (UTC) | 2024 Sep 14 22:17:05.408 |
| Minimum distance | 2.888 km |
| Height difference | -1.891 km |
| Relative speed | 12.566 km/s |
| Angle between velocity vectors | 115° |
| Geographic position | 73.6°N, 141.7°W |
| Height | 856 km |
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