| Primary satellite | Secondary satellite |
| Name | deb Explorer IX | TANSUO 1 |
| Spacetrack catalog number | 85 | 28220 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Sep 12 00:26 | 2024 Sep 12 08:58 |
| Time of closest approach (UTC) | 2024 Aug 12 17:30:07.062 |
| Minimum distance | 929.614 km |
| Height difference | 8.725 km |
| Relative speed | 14.169 km/s |
| Angle between velocity vectors | 135° |
| Geographic position | 8.0°N, 154.4°W |
| Height | 512 km |
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