| Primary satellite | Secondary satellite |
| Name | Explorer 7 | HYSIS |
| Spacetrack catalog number | 22 | 43719 |
| Radar cross section | medium | large |
| Epoch of two-line elements (UTC) | 2023 Mar 26 21:58 | 2023 Mar 27 11:55 |
| Time of closest approach (UTC) | 2023 Feb 01 19:57:22.546 |
| Minimum distance | 1368.136 km |
| Height difference | -15.463 km |
| Relative speed | 14.498 km/s |
| Angle between velocity vectors | 150° |
| Geographic position | 4.8°N, 18.4°E |
| Height | 654 km |
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