| Primary satellite | Secondary satellite |
| Name | Cosmos 2074 Rocket | Cosmos 726 Rocket |
| Spacetrack catalog number | 20578 | 7737 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2023 Sep 24 01:53 | 2023 Sep 24 05:01 |
| Time of closest approach (UTC) | 2023 Jun 13 02:35:56.319 |
| Minimum distance | 203.386 km |
| Height difference | 1.448 km |
| Relative speed | 10.978 km/s |
| Angle between velocity vectors | 97° |
| Geographic position | 80.3°S, 169.9°W |
| Height | 1001 km |
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