| Primary satellite | Secondary satellite |
| Name | PEGASUS DEB | HEAD-1 |
| Spacetrack catalog number | 39323 | 43011 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 20 17:34 | 2024 Dec 23 10:49 |
| Time of closest approach (UTC) | 2024 Dec 24 02:21:52.788 |
| Minimum distance | 4.022 km |
| Height difference | -2.307 km |
| Relative speed | 14.743 km/s |
| Angle between velocity vectors | 168° |
| Geographic position | 80.4°N, 155.0°E |
| Height | 820 km |
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