| Primary satellite | Secondary satellite |
| Name | Cosmos 1975 Rocket | DMC 3-FM3 |
| Spacetrack catalog number | 19574 | 40717 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2023 Sep 21 20:22 | 2023 Sep 22 10:56 |
| Time of closest approach (UTC) | 2023 Jun 06 14:29:51.427 |
| Minimum distance | 27.435 km |
| Height difference | -0.791 km |
| Relative speed | 14.048 km/s |
| Angle between velocity vectors | 138° |
| Geographic position | 81.7°S, 37.4°E |
| Height | 658 km |
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