| Primary satellite | Secondary satellite |
| Name | THORAD AGENA D DEB | Calsphere III |
| Spacetrack catalog number | 42508 | 2872 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 18 06:54 | 2024 Dec 23 06:08 |
| Time of closest approach (UTC) | 2024 Dec 25 07:26:57.336 |
| Minimum distance | 4.360 km |
| Height difference | -3.395 km |
| Relative speed | 12.083 km/s |
| Angle between velocity vectors | 110° |
| Geographic position | 69.7°S, 134.5°E |
| Height | 927 km |
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