| Primary satellite | Secondary satellite |
| Name | HJ-1B | CZ-2C R/B |
| Spacetrack catalog number | 33321 | 40262 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 04:01 | 2024 Dec 23 02:54 |
| Time of closest approach (UTC) | 2024 Dec 23 20:06:45.027 |
| Minimum distance | 3.680 km |
| Height difference | 0.489 km |
| Relative speed | 14.849 km/s |
| Angle between velocity vectors | 162° |
| Geographic position | 26.4°S, 29.6°W |
| Height | 661 km |
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