| Primary satellite | Secondary satellite |
| Name | EUCROPIS | Explorer 25 |
| Spacetrack catalog number | 43807 | 932 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2023 Jan 31 14:16 | 2023 Jan 31 02:18 |
| Time of closest approach (UTC) | 2022 Dec 13 10:02:25.366 |
| Minimum distance | 413.113 km |
| Height difference | -15.503 km |
| Relative speed | 13.979 km/s |
| Angle between velocity vectors | 128° |
| Geographic position | 78.3°S, 42.0°W |
| Height | 605 km |
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