| Primary satellite | Secondary satellite |
| Name | IRIDIUM 47 DEB | ERS 2 DEB |
| Spacetrack catalog number | 40254 | 35392 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 21 01:45 | 2024 Dec 23 08:02 |
| Time of closest approach (UTC) | 2024 Dec 26 06:00:41.221 |
| Minimum distance | 4.280 km |
| Height difference | 0.177 km |
| Relative speed | 14.384 km/s |
| Angle between velocity vectors | 147° |
| Geographic position | 80.3°N, 86.4°E |
| Height | 741 km |
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