| Primary satellite | Secondary satellite |
| Name | Cosmos 923 Rocket | CZ-6A DEB |
| Spacetrack catalog number | 10121 | 61288 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2025 Jul 12 12:37 | 2025 Jul 12 14:15 |
| Time of closest approach (UTC) | 2025 Jun 16 11:29:59.445 |
| Minimum distance | 42.111 km |
| Height difference | -2.228 km |
| Relative speed | 14.081 km/s |
| Angle between velocity vectors | 142° |
| Geographic position | 62.0°S, 61.3°E |
| Height | 799 km |
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