| Primary satellite | Secondary satellite |
| Name | Explorer 7 | FLOCK 3K 10 |
| Spacetrack catalog number | 22 | 43905 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2021 Jan 22 12:11 | 2021 Jan 22 19:26 |
| Time of closest approach (UTC) | 2020 Nov 29 08:19:41.804 |
| Minimum distance | 435.832 km |
| Height difference | -6.276 km |
| Relative speed | 14.692 km/s |
| Angle between velocity vectors | 148° |
| Geographic position | 6.9°S, 40.5°E |
| Height | 492 km |
|