| Primary satellite | Secondary satellite |
| Name | SENTINEL 1B | TEN-KOH |
| Spacetrack catalog number | 41456 | 43677 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2025 Nov 17 19:20 | 2025 Nov 17 10:59 |
| Time of closest approach (UTC) | 2025 Oct 18 10:53:57.004 |
| Minimum distance | 123.915 km |
| Height difference | -0.607 km |
| Relative speed | 13.645 km/s |
| Angle between velocity vectors | 129° |
| Geographic position | 70.0°S, 56.0°W |
| Height | 590 km |
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