| Primary satellite | Secondary satellite |
| Name | Explorer 7 | LACUNASAT-3 |
| Spacetrack catalog number | 22 | 46492 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2021 Jan 22 12:11 | 2021 Jan 22 13:52 |
| Time of closest approach (UTC) | 2020 Dec 01 13:31:16.269 |
| Minimum distance | 23.100 km |
| Height difference | 3.123 km |
| Relative speed | 13.401 km/s |
| Angle between velocity vectors | 124° |
| Geographic position | 46.3°S, 4.1°E |
| Height | 566 km |
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