| Primary satellite | Secondary satellite |
| Name | Cosmos 726 Rocket | Cosmos 1153 Rocket |
| Spacetrack catalog number | 7737 | 11681 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 04 20:31 | 2024 Dec 04 17:21 |
| Time of closest approach (UTC) | 2024 Nov 11 03:00:44.063 |
| Minimum distance | 10.236 km |
| Height difference | 4.454 km |
| Relative speed | 5.408 km/s |
| Angle between velocity vectors | 43° |
| Geographic position | 82.5°S, 42.0°E |
| Height | 1003 km |
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