| Primary satellite | Secondary satellite |
| Name | Vanguard 1 Rocket | Ablestar 020 |
| Spacetrack catalog number | 16 | 1508 |
| Radar cross section | medium | large |
| Epoch of two-line elements (UTC) | 2023 Mar 26 18:31 | 2023 Mar 27 03:58 |
| Time of closest approach (UTC) | 2023 Feb 12 07:22:26.542 |
| Minimum distance | 19.308 km |
| Height difference | -2.435 km |
| Relative speed | 8.831 km/s |
| Angle between velocity vectors | 72° |
| Geographic position | 29.4°N, 36.7°E |
| Height | 1158 km |
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