| Primary satellite | Secondary satellite |
| Name | SJ-12 | STARLINK-3370 |
| Spacetrack catalog number | 36596 | 51127 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2025 May 15 04:27 | 2025 May 15 03:38 |
| Time of closest approach (UTC) | 2025 Apr 30 10:00:34.050 |
| Minimum distance | 71.646 km |
| Height difference | 2.798 km |
| Relative speed | 13.968 km/s |
| Angle between velocity vectors | 134° |
| Geographic position | 43.7°S, 123.3°E |
| Height | 552 km |
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