| Primary satellite | Secondary satellite |
| Name | Cosmos 1655 Rocket | NIMBUS 2 DEB |
| Spacetrack catalog number | 15752 | 28619 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Oct 03 21:44 | 2023 Oct 03 03:32 |
| Time of closest approach (UTC) | 2023 Jun 07 16:32:37.992 |
| Minimum distance | 8476.330 km |
| Height difference | 50.686 km |
| Relative speed | 13.218 km/s |
| Angle between velocity vectors | 128° |
| Geographic position | 26.5°S, 176.8°E |
| Height | 982 km |
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