| Primary satellite | Secondary satellite |
| Name | VELOX 1 | SJ-9B |
| Spacetrack catalog number | 40057 | 38861 |
| Radar cross section | medium | medium |
| Epoch of two-line elements (UTC) | 2023 Jun 01 03:09 | 2023 Jun 01 00:32 |
| Time of closest approach (UTC) | 2023 Apr 04 16:26:30.530 |
| Minimum distance | 3.126 km |
| Height difference | 1.572 km |
| Relative speed | 14.861 km/s |
| Angle between velocity vectors | 159° |
| Geographic position | 39.3°N, 31.9°E |
| Height | 623 km |
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