| Primary satellite | Secondary satellite |
| Name | Vanguard 2 Rocket | deb Ariane |
| Spacetrack catalog number | 12 | 17212 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2021 Jan 15 19:54 | 2021 Jan 15 20:44 |
| Time of closest approach (UTC) | 2020 Nov 26 16:43:48.796 |
| Minimum distance | 282.196 km |
| Height difference | -11.168 km |
| Relative speed | 13.901 km/s |
| Angle between velocity vectors | 124° |
| Geographic position | 23.0°S, 46.9°E |
| Height | 600 km |
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