| Primary satellite | Secondary satellite |
| Name | ISS | OBJECT C |
| Spacetrack catalog number | 25544 | 49317 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2025 Jun 19 20:12 | 2025 Jun 19 22:07 |
| Time of closest approach (UTC) | 2025 May 18 09:24:08.091 |
| Minimum distance | 2174.304 km |
| Height difference | -11.075 km |
| Relative speed | 13.014 km/s |
| Angle between velocity vectors | 117° |
| Geographic position | 51.2°S, 0.5°W |
| Height | 439 km |
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