| Primary satellite | Secondary satellite |
| Name | AO-85 | TIANMU-1 08 |
| Spacetrack catalog number | 40967 | 57400 |
| Radar cross section | medium | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 22 20:33 | 2024 Dec 22 20:09 |
| Time of closest approach (UTC) | 2024 Dec 25 03:06:58.011 |
| Minimum distance | 2.366 km |
| Height difference | 2.291 km |
| Relative speed | 11.613 km/s |
| Angle between velocity vectors | 99° |
| Geographic position | 64.6°S, 73.2°W |
| Height | 521 km |
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