| Primary satellite | Secondary satellite |
| Name | Cosmos 923 Rocket | CZ-6A DEB |
| Spacetrack catalog number | 10121 | 61477 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2025 Jul 12 12:37 | 2025 Jul 13 07:25 |
| Time of closest approach (UTC) | 2025 Jun 18 23:39:15.802 |
| Minimum distance | 27.422 km |
| Height difference | -4.157 km |
| Relative speed | 14.169 km/s |
| Angle between velocity vectors | 145° |
| Geographic position | 59.8°S, 125.1°W |
| Height | 800 km |
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