| Primary satellite | Secondary satellite |
| Name | PEGASUS DEB | DMSP 5D-3 F18 DEB |
| Spacetrack catalog number | 39323 | 35953 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 20 17:34 | 2024 Dec 23 12:21 |
| Time of closest approach (UTC) | 2024 Dec 25 02:57:34.566 |
| Minimum distance | 5.015 km |
| Height difference | 4.684 km |
| Relative speed | 14.799 km/s |
| Angle between velocity vectors | 172° |
| Geographic position | 80.6°N, 142.0°E |
| Height | 818 km |
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