| Primary satellite | Secondary satellite |
| Name | CZ-4 R/B | YAOGAN-30 R |
| Spacetrack catalog number | 29507 | 45460 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2021 Apr 12 19:39 | 2021 Apr 13 04:08 |
| Time of closest approach (UTC) | 2021 Mar 08 02:47:58.507 |
| Minimum distance | 9.795 km |
| Height difference | -1.904 km |
| Relative speed | 13.747 km/s |
| Angle between velocity vectors | 131° |
| Geographic position | 12.0°S, 63.9°E |
| Height | 602 km |
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