| Primary satellite | Secondary satellite |
| Name | DELTA 1 DEB | IRIDIUM 115 |
| Spacetrack catalog number | 42661 | 42806 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 20 16:34 | 2024 Dec 22 13:48 |
| Time of closest approach (UTC) | 2024 Dec 26 04:39:30.661 |
| Minimum distance | 3.090 km |
| Height difference | -2.723 km |
| Relative speed | 14.816 km/s |
| Angle between velocity vectors | 164° |
| Geographic position | 70.1°N, 31.6°E |
| Height | 761 km |
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