| Primary satellite | Secondary satellite |
| Name | deb Delta 139 | PEGASUS DEB |
| Spacetrack catalog number | 13561 | 39917 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 12:50 | 2024 Dec 21 13:51 |
| Time of closest approach (UTC) | 2024 Dec 27 18:57:03.945 |
| Minimum distance | 4.683 km |
| Height difference | -0.002 km |
| Relative speed | 14.854 km/s |
| Angle between velocity vectors | 157° |
| Geographic position | 80.9°N, 87.8°E |
| Height | 720 km |
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