| Primary satellite | Secondary satellite |
| Name | ALSAT 2B | Vanguard 1 Rocket |
| Spacetrack catalog number | 41786 | 16 |
| Radar cross section | medium | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 23 04:29 | 2024 Dec 23 05:13 |
| Time of closest approach (UTC) | 2024 Dec 25 23:28:59.509 |
| Minimum distance | 3.059 km |
| Height difference | -3.047 km |
| Relative speed | 8.357 km/s |
| Angle between velocity vectors | 64° |
| Geographic position | 0.5°S, 26.4°W |
| Height | 666 km |
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